Samsung PM1735 MZXL56T4HALA-00AH3 6.4 TB PCI Express 4.0 x8 (NVMe) Internal SSD

The Samsung PM1735 MZXL56T4HALA-00AH3 is a high-performance internal solid-state drive designed for enterprise-grade workloads. With a large 6.4TB storage capacity, PCI Express 4.0 x8 interface, and NVMe technology, it delivers exceptional speed, endurance, and reliability for mission-critical applications. This drive is ideal for businesses and data centers that require fast read/write speeds, consistent IOPS, and dependable storage performance.

Key Information

• Brand: Samsung
• Part Number: MZXL56T4HALA-00AH3
• Product Type: Internal Solid State Drive

Main Features of Samsung PM1735 SSD

• Massive 6.4TB capacity suitable for enterprise environments
• PCI Express 4.0 x8 interface supporting U.3 form factor
• NVMe architecture for ultra-fast performance
• Enterprise-grade design built for mixed-use workloads
• 3 DWPD (Drive Writes Per Day) ensuring long-term durability
• Exceptional random read performance up to 1.5M IOPS
• Reliable random write speeds reaching 250K IOPS
• High sustained transfer rates: 8000 MB/s read and 3800 MB/s write

Technical Specifications

General Details

• Storage Capacity: 6.4 Terabytes
• Form Factor: 2.5-inch
• Interface: U.3 PCI Express 4.0 x8 (NVMe)
• Use Case: Enterprise, Mixed-Use

Performance Metrics

• Drive Writes Per Day (DWPD): 3
• Sequential Read Speed: Up to 8000 MB/s
• Sequential Write Speed: Up to 3800 MB/s
• Random 4K Read: Up to 1,500,000 IOPS
• Random 4K Write: Up to 250,000 IOPS

Connectivity & Compatibility

• Interface Supported: PCIe 4.0 x8 NVMe
• Bay Compatibility: Standard 2.5-inch drive bays with U.3 support

Enterprise-Ready Advantages

Designed for enterprise-level performance, this SSD ensures consistent low latency and outstanding throughput for demanding data workloads. Its mixed-use endurance allows organizations to run transactional databases, virtualization, AI/ML tasks, and big data analytics without compromise.

Key Benefits for Businesses

• Enhanced endurance for heavy write and read workloads
• Optimized performance for virtualized server environments
• Supports mission-critical enterprise storage needs
• Minimizes downtime with reliable data processing

Advantage of Samsung PM1735 6.4TB NVMe SSD

Samsung’s enterprise storage technology provides one of the most reliable SSD solutions for professionals and organizations. With faster access times, better scalability, and support for high-capacity workloads, the PM1735 6.4TB stands out as a leading choice for IT infrastructure.

Highlights at a Glance

• High-capacity enterprise SSD for large-scale storage
• Ultra-fast NVMe PCIe Gen4 interface
• Reliable endurance for mixed-use operations
• Top-tier IOPS performance for intensive workloads

Use Cases and Applications

• Data centers requiring ultra-fast throughput
• Virtualization platforms and enterprise servers
• Big data analytics, AI, and machine learning
• High-performance transactional databases

Samsung PM1735 MZXL56T4HALA-00AH3 Enterprise-Class Deep Dive

The Samsung PM1735 series represents a class of enterprise NVMe solid-state storage engineered for consistent performance, mission-critical reliability, and rigorous data protection. This page provides an in-depth, practical view of the PM1735 MZXL56T4HALA-00AH3 6.4 TB PCI Express 4.0 x8 NVMe SSD as a category entry, covering its positioning, typical deployment patterns, firmware and feature considerations, performance behaviors under real workloads, and integration tips for data-center and workstation environments. It is written to help IT architects, procurement teams, system integrators, and power users evaluate, install, and operate this drive as part of modern NVMe infrastructures.

NVMe Storage Strategy

Samsung’s PM1735 line sits in the enterprise tier above consumer NVMe and prosumer drives, providing a balanced mix of high throughput, sturdy write endurance, and predictable latency. It is designed for hosts that can exploit the PCIe 4.0 x8 interface and the NVMe 1.x command set in sustained, 24×7 data-center conditions. While many NVMe products emphasize peak numbers, the PM1735 is tuned for service-level stability—delivering strong performance during bursty traffic as well as during steady-state database, virtualization, log-structured, and analytics workloads.

Key Value Propositions

• Enterprise endurance profile: designed for heavy mixed read/write duty cycles common in OLTP, virtualization, and content delivery tiers.
• Consistency under pressure: optimized for sustained workloads, long-running jobs, and back-to-back maintenance tasks like scrub, rebuild, and verification.
• Robust data protection: end-to-end data path protection, power-loss safeguards, and rich SMART telemetry to reduce operational risk.
• Operational flexibility: support for multiple namespaces, QoS-minded firmware, and broad OS/hypervisor compatibility for easy fleet standardization.

Interface, Protocol, and Physical Considerations

The PM1735 leverages PCI Express 4.0 with x8 lanes, exposing ample bandwidth to the host and minimizing bus contention in multi-device builds. The NVMe protocol—built for flash, not adapted from disk paradigms—enables deep queues, efficient submission/completion, and multi-core scalability. This combination is particularly well suited for Linux servers, Windows Server systems, hypervisors like VMware ESXi, and high-end workstations requiring ultra-low latency.

NVMe Command Set Highlights

• Multiple I/O Queues: parallel queues reduce lock contention and match multi-CPU architectures.
• Namespaces: carve the 6.4 TB capacity into isolated logical units for multi-tenant or multi-workload separation.
• Asynchronous Events: host notifications for health changes, media warnings, or thermal events to integrate with monitoring.
• Security and Sanitize: secure erase / sanitize operations for compliant decommissioning and rapid re-provisioning.
• Telemetry and Log Pages: extended logs for performance tuning and failure-domain analysis.

System-Level Fit and Slot Planning

In environments with mixed I/O devices, it is prudent to map each PM1735 to CPU-adjacent PCIe root complexes to minimize NUMA penalties. PCIe 4.0 x8 demands high-quality signal integrity; favor mainboard slots wired directly to the CPU over PCH-attached lanes when possible. Keep in mind that storage bandwidth compounds quickly—two or more PCIe 4.0 x8 NVMe drives can saturate internal fabrics if not balanced across sockets and switches.

Checklist for Optimal Placement

• Confirm PCIe Gen4 link negotiation in firmware/BIOS.
• Ensure adequate cooling and direct airflow across the controller and NAND packages.
• Pin the drive’s primary queues to CPU cores local to the slot’s NUMA node.
• Use latest BIOS/UEFI and NVMe driver stacks recommended by the platform vendor.

Performance Characteristics and Real-World Behavior

While synthetic benchmarks offer a quick yardstick, enterprise buyers care about sustained characteristics, QoS tails, and recovery behavior after prolonged write activity or background housekeeping. The PM1735’s architecture is tuned to maintain usable throughput during mixed read/write patterns, with firmware that balances garbage collection, wear leveling, and over-provisioning without sudden drops that jeopardize SLAs.

Latency Discipline and QoS

Enterprise analytics and transactional databases are sensitive not only to averages but to 99th-percentile latencies. The PM1735 aims for smooth response under deep queues and concurrent namespaces. Administrators who bind CPU IRQs and NVMe queues with affinity typically see tighter latency distributions, especially under virtualization stacks where many small random IOs contend for cache and queue depth.

Patterns That Showcase Strengths

• Mixed 70/30 or 80/20 read/write: common in OLTP; the drive sustains high IOPS without drastic tail latency spikes.
• Sequential ingest and replay: log capture, media ingest, and backup staging benefit from PCIe 4.0 bandwidth and large request coalescing.
• Virtualized consolidation: many small VMDKs or VHDXs mapped to namespaces allow predictable performance isolation.

Background Activities and Steady State

Like any NAND-based device, the PM1735 periodically performs garbage collection and wear-leveling. Its firmware staggers these tasks and employs adequate spare area so that sustained workloads remain smooth. After long write-heavy bursts, the device returns to steady state without prolonged throttling, supporting predictable maintenance windows and consistent batch job runtimes.

Endurance, Reliability, and Media Management

Endurance in enterprise SSDs is a function of NAND type, controller algorithms, and the ratio of user capacity to over-provisioned area. The PM1735 series is built for heavier write mixes compared to read-optimized siblings, supporting frequent checkpoints, intense logging, and rapid temp-table churn. Media management transparently handles bad block retirement, ECC correction, and dynamic wear leveling to extend device life while preserving data integrity.

Power-Loss Protection and Data Path Integrity

Power anomalies can corrupt in-flight writes on lesser devices. The PM1735 uses a combination of capacitor-backed protection and firmware routines designed to safely commit or roll back transient data. End-to-end data path protection (from host to NAND and back) provides checksum verification so that silent corruption is detected before it reaches the application layer.

SMART, Telemetry, and Predictive Maintenance

• Wear indicators: track percentage used, available spare, and lifetime writes to plan refresh cycles.
• Error logs: surface media and controller events for proactive replacement before failure.
• Thermal reports: monitor temperature excursions to correlate with chassis airflow and seasonal loads.

Security Features and Data Governance

Enterprise deployments frequently require encryption at rest, secure lifecycle operations, and rapid, auditable decommissioning. The PM1735 supports standards-aligned security operations provided by NVMe, enabling compliance-minded workflows across multitenant clusters or regulated industries.

Security Capabilities Overview

• Secure erase / sanitize: deterministic or cryptographic methods for rapid, compliant media reset.
• Controller-level protections: firmware validation and signed updates where supported by platform policy.
• Namespace isolation: optional segmentation of datasets to enforce tenancy boundaries at the device layer.

Best Practices for Regulated Environments

• Use encryption policies consistent with your key management system and host OS capabilities.
• Document sanitize procedures and retain logs for audits during device redeployment or end-of-life.
• Combine device-level security with host-based full-disk encryption where mandated, ensuring minimal performance overhead via CPU offload.

Compatibility, Drivers, and Platform Support

The PM1735 is broadly compatible with mainstream server platforms and operating systems that support NVMe over PCIe. Modern Linux kernels, Windows Server releases, and ESXi builds include native NVMe drivers, while some OEM platforms may provide tuned driver packages and firmware recommendations that coordinate power states, thermal thresholds, and error handling.

Operating System Notes

• Linux: verify kernel NVMe module options, enable nvme-cli for management, and consider I/O scheduler settings (e.g., none or mq-deadline) for best latency.
• Windows Server: use the in-box NVMe driver or OEM-approved packages; align partitions and enable write-through policies as appropriate for your application.
• VMware ESXi: confirm NVMe driver/firmware interop matrices, and map namespaces to datastores with attention to queue depth per host.
• FreeBSD and others: ensure recent NVMe stack updates; map interrupts to local cores for consistent performance.

Firmware Maintenance

Enterprise SSD firmware evolves to improve QoS, address corner cases, and enhance compatibility. Establish a routine to check for updates during quarterly maintenance. When flashing, always back up drive-resident logs and apply updates one host at a time to maintain service continuity.

Use Cases and Workload Scenarios

The PM1735 MZXL56T4HALA-00AH3 is versatile across multiple workload profiles. Its capacity, interface width, and enterprise firmware make it a solid foundation for data-intensive, latency-sensitive services.

Transactional Databases (OLTP)

High-frequency, low-latency random I/O dominates OLTP stacks. Placing primary datafiles and logs on the PM1735 reduces commit latencies and shortens contention windows. Combine with synchronous replication or database mirroring for HA—in many cases the storage latency improvements increase headroom for lock waits and checkpoint flushes.

Implementation Tips

• Pin database processes and NVMe IRQs to the same NUMA node to prevent cross-socket hops.
• Leverage namespaces to isolate redo/transaction logs from datafiles for predictable QoS.
• Keep filesystem mount options conservative (barrier-aware) to preserve ACID guarantees.

Virtualization and VDI

Consolidated hypervisors and VDI hosts generate severe small-block random IO patterns. The PM1735’s queueing and latency discipline handle guest storms with minimal jitter. Deploy multiple namespaces to map storage policies to tiers of VMs—latency-critical databases, steady-state app servers, and dev/test pools can coexist without stepping on each other’s QoS targets.

Analytics, AI/ML, and Stream Processing

Data pipelines that iterate on parquet/orc files, shuffle temporary datasets, or materialize features rely on sustained write performance and balanced read throughput. The PM1735 keeps shuffle and spill behaviors fast, shortening wall-clock job times and reducing cloud burst needs for on-prem clusters.

Media and Content Workloads

Video ingest, mezzanine transcoding, and real-time effects preview benefit from multi-GB/s sequential throughput and fast metadata seeks. The PM1735 suits both capture nodes and collaborative edit bays, especially where many concurrent streams and proxies demand stable latency across hours-long sessions.

Capacity Planning With 6.4 TB

A 6.4 TB enterprise NVMe provides a sweet spot between raw capacity and endurance per dollar. For database administrators, it can host multiple medium-sized instances or split between hot tablespaces and log volumes. For virtualization teams, it can sustain dozens of medium IOPS VMs or a smaller set of high-IOPS tenants. For content creators, it comfortably holds multi-project caches and high-bit-rate intermediates while leaving headroom for scratch and previews.

Namespace Partitioning Strategies

• Two-way split: half capacity for latency-critical logs or hot sets, half for general data.
• Three-way split: logs, temp, and data each isolated for better QoS control.
• Many small namespaces: map to tenants or projects with individualized quotas and monitoring.

Alignment and Over-Provisioning

Keep partition alignment at 1 MiB boundaries and consider leaving a slice unallocated for host-side over-provisioning. While the PM1735 includes spare area, host OP can further stabilize long write bursts in edge cases or particularly adversarial workloads.

Thermal Design and Power Considerations

Enterprise SSDs sustain high performance when adequately cooled. The PM1735’s controller and NAND packages dissipate heat under steady write loads; with PCIe 4.0 bandwidths this can be significant. Servers should direct front-to-back airflow across the drive’s heatsink area, and workstation users should position intake fans to bathe the card with unimpeded airflow.

Thermal Best Practices

• Maintain inlet temperatures within the chassis vendor’s recommended ranges.
• Avoid cable occlusion in front of the device; even modest blockage can induce throttling under sustained writes.
• Monitor thermal SMART attributes during stress testing and tune fan curves accordingly.

Power Profiles

Many enterprise NVMe devices support multiple power states. During integration, verify that the device is allowed to operate in performance-optimized states on AC-powered servers, and use conservative settings in edge appliances that prioritize acoustics or energy efficiency.

Deployment and Migration Playbooks

Whether you are replacing SATA/SAS arrays or augmenting existing NVMe tiers, a structured approach keeps risk low and results predictable. Below are patterns that simplify rollouts and smooth transitions.

Greenfield Installation

1. Upgrade firmware/BIOS and confirm PCIe Gen4 signaling stability.
2. Install the drive and validate link width (x8) and negotiated generation (Gen4).
3. Create namespaces; format each with the desired block size based on application requirements.
4. Lay down filesystems or raw block mappings; record UUIDs and namespace IDs.
5. Configure monitoring and backups from day one.

Brownfield Migration From SATA/SAS

1. Profile existing latency and throughput under production loads to set baseline expectations.
2. Stage a PM1735 alongside existing storage; mirror datasets or replicate via application-level tools.
3. Cut over during a maintenance window, then watch QoS and tail latencies for the first week.
4. Reclaim legacy tiers or repurpose for cold data once confidence is established.

Filesystem and Block Size Selection

Choose a filesystem that matches operational fluency—XFS, EXT4, NTFS, or VMFS are all valid in their respective ecosystems. Align logical block sizes with database or application page sizes when possible, and keep journal/log volumes on separate namespaces for clearer I/O patterns and simplified troubleshooting.

Data Protection and Backup Integration

Fast primary storage deserves equally well-designed protection. The PM1735 pair well with snapshot-aware filesystems and host-based backup agents that leverage NVMe speeds without imposing heavy CPU overheads. Replication to a secondary tier (on-prem or cloud) ensures RPO/RTO objectives are met even if a host or entire rack experiences issues.

Snapshots, Clones, and Consistency Groups

Use application-consistent snapshots for databases, especially where point-in-time recovery matters. Combine periodic full backups with frequent incremental backups to limit recovery windows. Namespace-level planning helps group related datasets and align them with backup policies.

Resiliency Patterns

• Two-drive mirror across hosts for HA databases.
• Local RAID1/RAID10 with NVMe devices when single-host resiliency is paramount.
• Asynchronous replication to nearline storage for cost-optimized retention.

Procurement Considerations

When standardizing on the PM1735 MZXL56T4HALA-00AH3 6.4 TB, align purchase criteria with workload needs: interface generation, capacity per host, expected write intensity, firmware feature set, and supported platforms. Ensure that maintenance contracts and spares pools include compatible units with matching firmware to simplify fleet management and reduce variability during replacements.

Licensing and Support Ecosystem

While NVMe itself does not introduce licensing, surrounding software often does. Budget for host OS, hypervisor, or database licensing shaped by CPU/core counts rather than storage. For support, register devices and track serials to integrate with vendor portals, ensuring rapid access to advisories and updates.

Sustainability and Lifecycle Management

Extending the useful life of enterprise SSDs is both economical and environmentally sound. The PM1735’s telemetry and predictable wear profile help planners replace devices on measured schedules rather than on emergency timelines. Proper cooling also reduces power draw by avoiding thermal throttling cycles and noisy fan spikes.

Refresh and Rotation Policies

• Define wear thresholds and calendar-based replacement windows to avoid cliff failures.
• Rotate heavily used devices out of the most write-intense tiers as they age.
• Sanitize and redeploy to dev/test once primary-tier life is consumed, maximizing total value.

Responsible Decommissioning

Use sanitize/secure erase processes aligned with internal policies. Keep attestation logs, and if media destruction is mandated, partner with certified recyclers that handle electronics according to environmental regulations.

Practical Sizing Examples

Below are illustrative patterns that show how a single PM1735 MZXL56T4HALA-00AH3 6.4 TB drive might be allocated. Adjust for your actual workload metrics and compliance needs.

Database Host

• Namespace A (1.2 TB): transaction logs, sync commit enabled.
• Namespace B (3.6 TB): primary datafiles and indexes.
• Namespace C (1.6 TB): temp tablespace, staging, and ETL scratch.

Virtualization Node

• Namespace A (2.5 TB): latency-critical VMs with reserved IOPS.
• Namespace B (2.5 TB): general workloads and app servers.
• Namespace C (1.4 TB): dev/test tenants and golden images.

Media Workstation

• Namespace A (3.0 TB): active project assets and proxies.
• Namespace B (2.0 TB): render cache and scratch.
• Namespace C (1.4 TB): deliverables, previews, and quick backups.

Future-Proofing Your Storage Stack

The PCIe 4.0 x8 foundation gives room for concurrent workloads and performance growth as applications evolve. Namespaces, telemetry, and firmware features help teams manage complexity at scale. Whether you operate a handful of high-end workstations or an entire fleet of database and virtualization nodes, standardizing on a dependable enterprise NVMe line like the PM1735 reduces variability and simplifies operations.

Key Takeaways for Planners and Operators

• Balance capacity, endurance, and thermal design for long-term stability.
• Exploit NVMe features—namespaces, telemetry, and queue parallelism—to tailor performance without over-provisioning hardware.
• Integrate monitoring and change control so firmware and driver updates improve QoS rather than disrupt it.
• Stage migrations with side-by-side validation; focus on tail latencies and recovery behavior, not just peak numbers.