P49744-001 HPE 800GB SSD SAS-12GBPS DS SC Mixed Use

Explore the HPE P49744-001 800GB SAS Enterprise SSD

The HPE P49744-001 Solid State Drive is designed for demanding enterprise workloads where reliability, high throughput, and consistent performance are crucial. Engineered with 12Gbps SAS interface and TLC flash technology, this storage solution ensures swift data handling and long-lasting endurance for business-critical operations.

Key Highlights and Core Specifications

• Manufacturer: Hewlett Packard Enterprise (HPE)
• Model Number: P49744-001
• Drive Type: Solid State Drive (SSD)
• Storage Capacity: 800GB
• Form Factor: Small Form Factor (SFF)
• Plug Type: Hot-plug for seamless replacement
• Carrier Type: Smart Carrier (SC) design
• Flash Memory Type: Triple-Level Cell (TLC)
• Interface: SAS 12Gbps
• Power Usage: 8.56 Watts typical consumption

Exceptional Performance and Reliability

This enterprise-class SSD delivers outstanding read and write speeds, enhancing overall system responsiveness and application performance. It is optimized for virtualized environments, data analytics, and high-transaction databases.

Performance Metrics

• Sequential Read Speed: Up to 1080 MB/s
• Sequential Write Speed: Up to 1000 MB/s
• Random Read IOPS: Up to 113,000
• Random Write IOPS: Up to 100,000
• Endurance: 4,380 TBW (Terabytes Written)

Built for Enterprise Data Demands

The HPE 800GB SAS SSD is ideal for enterprise-grade servers and storage arrays. Its hot-plug capability allows effortless maintenance and scalability, minimizing downtime in mission-critical environments.

Advantages for IT Infrastructure

• Optimized for consistent high performance in mixed workloads
• Supports secure data processing and low latency
• Designed to sustain heavy read/write operations 24/7
• Reduces operational costs through energy-efficient design
• Enhances data protection and reliability under extreme workloads

Durability and Power Efficiency

With just 8.56 watts of power consumption, this drive maintains energy-efficient performance without compromising on speed. Its 15mm height form factor fits snugly into SFF server bays, ensuring maximum density and scalability within compact environments.

Technical Edge of TLC NAND

The integration of Triple-Level Cell (TLC) flash memory enhances the balance between performance and endurance. TLC SSDs offer substantial cost-efficiency while maintaining reliability essential for read-intensive and hybrid workloads.

Benefits of SAS 12Gbps Interface

• Superior data transfer speed compared to SATA interfaces
• Improved multi-drive performance for enterprise storage systems
• Advanced error correction and enhanced reliability
• Seamless integration with HPE ProLiant and storage servers

Enterprise-Ready Design

HPE’s engineering guarantees reliability through rigorous testing and qualification processes. This SSD supports enterprise storage infrastructures that demand uninterrupted uptime and high throughput consistency.

HPE P49744-001 800GB 2.5" SFF SAS Mixed-Use SSD Overview

The HPE P49744-001 800GB 2.5" SFF SAS 12Gbps Mixed-Use Solid State Drive (SSD) is a purpose-built enterprise storage component designed for modern HPE ProLiant and HPE server ecosystems. This category encompasses the drive itself and compatible trays/carriers, firmware management, enterprise deployment accessories, and services. Content in this category focuses on enterprise performance, reliability, compatibility, lifecycle management, and operational best practices for mixed-use SSDs that combine endurance and balanced performance for database, virtualization, and mixed I/O workloads.

Primary technical identity and classification

• Form factor: 2.5-inch Small Form Factor (SFF)
• Interface: SAS (Serial Attached SCSI) — 12 Gbps (SAS-3 compliant)
• Capacity: 800 GB (usable enterprise capacity)
• Workload class: Mixed-Use (mid-range endurance designed for mixed read/write workloads)
• Digitally signed firmware: HPE-validated, cryptographically signed firmware for secure boot and platform trust
• Smart carrier / tray: HPE smart carrier (hot-swap capable) for tool-less serviceability
• Target usage: Virtualization, database, transactional applications, general purpose enterprise storage

Key technical features and why they matter

12Gbps SAS interface — enterprise throughput and reliability

The 12Gbps SAS interface delivers higher sustained throughput and lower latency than legacy 6Gbps interfaces while maintaining enterprise-grade link integrity, dual-port availability (where applicable), and robust error recovery. SAS provides advantages for server and storage controllers commonly used in HPE environments: persistent low latency under load, predictable QoS, and compatibility with HBA/RAID controllers certified for SAS-3.

Digitally signed firmware — security & platform integrity

Digitally signed firmware reduces risk of unauthorized firmware modifications and ensures only HPE-approved firmware runs on the drive. In regulated environments and security-conscious deployments, signed firmware provides an extra layer of supply-chain and operational assurance. Administrators benefit from:

• Reduced risk of rogue firmware or tampering
• Simplified firmware update policy: HPE provides verifiable signed updates
• Better auditability for compliance frameworks

Mixed-Use endurance class balanced performance and lifespan

Mixed-Use SSDs are engineered for environments that see both reads and writes in meaningful proportions. Compared with read-optimized or write-accelerated classes, mixed-use parts offer a middle ground with:

• Higher DWPD (Drive Writes Per Day) than read-optimized SSDs but lower than high-endurance write-centric drives
• Optimized NAND management and over-provisioning to balance latency and endurance
• Better cost per GB for general purpose workloads

Smart carrier and hot-swap support — operational agility

The HPE smart carrier (tray) provides tool-less insertion and removal, LED activity indicators, and drive status icons familiar to HPE administrators. Hot-swap capability reduces downtime during maintenance or failure replacement and supports live serviceability in clustered or high-availability server deployments.

Operational benefits of the smart carrier

• Easy identification and replacement of failing drives
• Consistent mechanical fit across HPE 2.5" bays
• Hot-swap minimizes maintenance windows for production workloads

Characteristics and metrics

Throughput and IOPS

Although exact published numbers can vary by firmware and host controller, SAS-12Gbps mixed-use SSDs generally provide high sustained sequential throughput and strong random IOPS performance under mixed read/write ratios. Typical enterprise expectations include:

• High sequential read/write throughput suitable for large block data transfers
• High random 4K/8K IOPS for virtualization, OLTP, and mixed transactional loads
• Low and predictable latency across sustained loads

Latency and quality of service (QoS)

Enterprise SSDs are tuned for consistent QoS. The digitally signed firmware, controller algorithms, and thermal management are designed to prevent spikes in latency during garbage collection or background tasks. Administrators seeking deterministic response times will find mixed-use enterprise SSDs a cost-effective choice compared to lower-end consumer drives.

Endurance and data retention

Endurance is often expressed in DWPD or TBW. For mixed-use enterprise SSDs like the HPE P49744-001 class, expect:

• Moderate DWPD ratings suitable for daily enterprise writes
• Robust power-loss protection for in-flight data (dependent on model/spec)
• S.M.A.R.T. attributes and telemetry for predictive monitoring

Compatibility and platform integration

HPE server and controller compatibility

These drives are engineered to integrate with HPE ProLiant servers, HPE Smart Array controllers, and HPE SAS HBAs. Compatibility notes include:

• Carrier keyed for HPE drive cages and backplanes (2.5" SFF)
• Verified operation with HPE system firmware and ecosystem tools
• Support for HPE system management utilities (HPE OneView, iLO and Smart Storage Administrator)

Interoperability with RAID and storage arrays

Mixed-use SAS SSDs work well in both hardware and software RAID configurations. When designing arrays, consider:

• Controller write cache policies and battery/flash backup to protect write-back data
• RAID level choice: RAID-10 or RAID-6 for mixed workloads with balance of performance and redundancy
• Hot spare strategies and rebuild time considerations — SSD rebuilds can finish faster than HDDs but still benefit from planned capacity and workload management

Firmware and lifecycle  

HPE provides firmware updates and validated firmware bundles. Because firmware is digitally signed, administrators should follow HPE’s recommended update procedures. Key operational practices:

• Use HPE OneView or HPE Scripting Toolkit for orchestrated updates
• Apply updates during maintenance windows after verification in lab environment
• Monitor S.M.A.R.T. telemetry and predictive failure alerts via iLO and management tools

Deployment scenarios and best practices

Virtualization hosts and VDI

In virtualization, mixed-use SSDs serve as excellent datastore media for VM images, swap files, and boot volumes. Best practices include:

• Placing high-write swap/temporary workloads on separate tier or using caching tiers
• Leveraging host-based caching or storage tiering to optimize endurance
• Aligning VM IO patterns and block sizes to the drive’s strengths (4K/8K tuning where possible)

Databases and transactional systems

OLTP databases benefit from the low latency and strong random IOPS of mixed-use SSDs. Recommended practices:

• Separate log volumes on dedicated SSDs if possible to reduce write amplification
• Ensure controller battery/flash protection for write cache to maintain data integrity
• Monitor write patterns — consider higher-endurance drives where writes exceed rated DWPD

Hyperconverged and software-defined storage

For hyperconverged infrastructures (HCI) and SDS, mixed-use SSDs act as primary fast tiers or cache devices. Considerations:

• Use consistent drive models across nodes for predictable rebuild and performance
• Plan capacity to accommodate replication and erasure coding overhead
• Implement monitoring to detect latency increase or endurance wear across clusters

Cooling, thermal and power considerations

• Ensure adequate airflow in 2.5" bays; SSDs are sensitive to sustained high temperatures that may trigger thermal throttling.
• Monitor power draw across large-scale deployments — SAS SSDs draw more power during sustained writes than idle.

Comparisons and substitution guidance

Compared to consumer SATA SSDs

Enterprise SAS SSDs differ notably from consumer SATA drives in durability, firmware feature set, interface, and manageability. For server workloads:

• SAS provides dual-path and enterprise reliability not offered by SATA
• Enterprise firmware includes power-loss protection, drive health telemetry and signed firmware
• Mixed-use drives handle sustained workloads better than consumer SSDs

Compared to NVMe SSDs

NVMe offers lower latency and higher parallelism, making it ideal for extreme IOPS or latency-sensitive applications. SAS SSDs remain relevant where:

• Existing infrastructure and backplanes are SAS-based
• Administrators require proven compatibility with HPE RAID/HBA toolchains
• Cost per GB and mixed-workload endurance are more critical than absolute peak latency

Substitution and upgrade paths

When upgrading storage, consider the following:

• Replacing like-for-like: use the same form factor/carrier and SAS interface for minimal changes
• Moving to NVMe: requires NVMe-capable backplanes and server firmware updates; plan for controller and cabling differences
• Tiered storage: combine SAS SSDs for capacity and NVMe for performance hot tiers

Use cases, case studies and real-world examples

Virtual desktop infrastructure (VDI)

In VDI, mixed-use SSDs provide responsive login storms and steady user experience during profile loads. Administrators can expect faster boot/login times and reduced latency compared to HDD-only hosts. Pair SSD datastores with adequate RAM and CPU resources for best results.

Database acceleration for mid-sized workloads

Mid-sized transactional databases leverage the drive’s balanced write endurance and consistent latency. Example benefits:

• Faster commit times for small transactions
• Improved concurrency under mixed read/write loads
• Lower I/O wait time for application servers

Edge and branch server deployments

Edge locations that require local performance but not the highest endurance can use mixed-use drives for caching, local databases and content staging. Advantages include lower power consumption than HDD arrays and simpler replacement logistics via hot-swap carriers.

Regulatory, environmental and disposal guidance

RoHS and recycling

Confirm regulatory compliance (RoHS) and follow corporate e-waste policies at end of life. SSDs contain NAND flash and electronics requiring responsible recycling.

Data sanitization

Before disposal or repurposing, perform secure data erasure according to corporate policy and applicable regulations. When dealing with drives under warranty return, follow HPE RMA instructions to avoid data exposure and ensure RMA acceptance.