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Computer & Network Cables345-BMHM Dell 1.92TB NVMe EDSSF E3.S PCIe Gen5.0 Read Intensive 2.5Inch Solid State Drive
345-BMHM
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Brief Overview of 345-BMHM
Dell 345-BMHM 1.92TB NVMe EDSSF E3.S PCIe Gen5.0 Read Intensive 2.5Inch Solid State Drive. New Sealed in Box (NIB) with 1-Year Replacement Warranty
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Description
Dell 345-BMHM 1.92TB NVMe 2.5Inch SSD
The Dell 345-BMHM 1.92TB NVMe Read Intensive SSD is engineered for next-generation enterprise servers that demand ultra-low latency, massive throughput, and long-term reliability. Designed around PCIe Gen5.0 x4 and the NVMe 1.4 protocol, this internal solid-state drive delivers dramatically higher bandwidth than previous PCIe generations, making it an ideal fit for data-driven workloads, virtualization clusters, analytics engines, and AI-enabled applications running inside Dell PowerEdge servers.
Product Information
- Brand: Dell
- Model Number: 345-BMHM
- Device Category: Enterprise Internal Solid State Drive
Technical Specifications
- Drive Type: Internal Solid State Drive
- Total Capacity: 1.92TB
- Interface: PCIe 5.0 with NVMe 1.4
- Form Factor: E3.S
- Flash Memory: 3D TLC NAND
PCIe Gen5 Matters for Modern Data Centers
- Double the bandwidth of PCIe Gen4 for improved data throughput
- Lower latency for mission-critical applications
- Better performance scaling in multi-core server environments
- Future-ready architecture for next-generation workloads
Benefits of the E3.S Design
- Improved airflow and heat dissipation
- Supports higher PCIe Gen5 power requirements
- Enables denser storage configurations in data centers
- Hot-swap capability for enterprise serviceability
3D TLC Is Ideal for Read-Intensive Workloads
- High storage density in a compact form factor
- Consistent read performance for data-heavy applications
- Lower cost per gigabyte compared to enterprise MLC
- Optimized for predictable write cycles
Reliability Metrics You Can Trust
- Mean Time Between Failures (MTBF): 2.5 million hours
- Total bytes written (TBW): 3,504 TB
- Drive writes per day (DWPD): 1 over a 5-year lifespan
Typical Read-Optimized Use Cases
- Search engines and indexing platforms
- Media streaming and content distribution
- Business intelligence and reporting
- Operating system and application boot drives
Supported PowerEdge Platforms
- PowerEdge R670, R6715, R6725
- PowerEdge R760, R7615, R7625
- PowerEdge R770, R7715, R7725
- PowerEdge XE7745 and XE9640
The Dell 345-BMHM NVMe SSD Stands Out
- Cutting-edge PCIe Gen5 connectivity
- Enterprise-grade reliability and data protection
- Optimized for read-heavy business workloads
- Designed specifically for Dell PowerEdge platforms
Dell 345-BMHM 1.92TB NVMe PCIe Gen5 SSD
This Dell 345-BMHM SSD uses advanced 3D TLC (Triple-Level Cell) NAND flash memory, which provides an excellent balance between performance, endurance, and affordability. By stacking memory cells vertically, 3D TLC delivers higher capacity and better durability than earlier planar flash designs.
NVMe 1.4 Protocol Advantages
NVMe 1.4 allows the Dell 345-BMHM SSD to communicate directly with the system CPU, bypassing legacy bottlenecks found in older SATA and SAS drives. This ensures faster command execution, greater IOPS, and smoother multitasking under heavy enterprise loads.
E3.S EDSSF Form Factor
The E3.S form factor, part of the Enterprise and Datacenter SSD Form Factor (EDSSF) family, is specifically designed for modern rack-mounted servers. Compared to traditional 2.5-inch drives, E3.S SSDs provide better thermal performance, higher power efficiency, and increased storage density within the same physical footprint.
PCIe Gen5.0 and NVMe Transfer Technology
Leveraging the full bandwidth of PCI Express Gen5.0 x4, this enterprise SSD achieves a maximum interface speed of up to 128 GT/s, enabling servers to move data faster than ever before. The NVMe 1.4 protocol further enhances efficiency by reducing command overhead and improving parallel I/O processing across CPU cores.
The Genesis and Design Philosophy of E3.S
The E3.S form factor, part of the broader EDSSF family, was developed by a consortium of industry leaders to address the limitations of the 2.5-inch drive bay. Its sleek, "ruler" style design is not merely aesthetic; it is a functional breakthrough. By elongating the drive and positioning components linearly, E3.S drives like the Dell 345-BMHM optimize airflow in server chassis, allowing cooler, more consistent operation even under the immense thermal load generated by PCIe Gen 5.0 interfaces. This design directly translates to sustained performance and higher reliability, as the drive can maintain peak speeds without aggressive, power-hungry thermal throttling.
PCIe Gen 5.0: Unleashing Unprecedented
At the heart of the Dell 345-BMHM's performance is its PCI Express 5.0 x4 interface. Doubling the bandwidth of the previous PCIe Gen 4.0 standard, Gen 5.0 delivers a raw data rate of 32 giga transfers per second (GT/s) per lane. For an x4 link, this translates to an available bandwidth of nearly 16 GB/s, removing a critical bottleneck for data-hungry applications. This category of Gen5 NVMe drives is essential for infrastructure aiming to keep pace with CPU and memory advancements, ensuring that storage is no longer the limiting factor in system performance.
The "Read-Intensive" Enterprise SSD
Enterprise SSDs are typically classified into three endurance categories: Read-Intensive, Mixed-Use, and Write-Intensive. The Dell 345-BMHM 1.92TB falls squarely into the Read-Intensive tier. This classification is defined by its Drive Writes Per Day (DWPD) rating and the underlying NAND technology optimized for workloads where read operations can constitute 80-90% of total I/O.
NAND Flash Selection: 3D TLC NAND
This drive category leverages high-density 3D Triple-Level Cell (TLC) NAND flash. TLC stores three bits of data per memory cell, offering an excellent balance of cost, capacity, and endurance. For read-centric applications, TLC NAND provides performance nearly on par with more expensive Multi-Level Cell (MLC) alternatives while offering significantly higher storage densities. Advanced error correction, over-provisioning, and wear-leveling algorithms ensure that the drive meets its specified endurance and reliability targets.
High-Performance Read Caches and Data Lakes
These drives are perfect for serving as a primary tier in a multi-tiered storage architecture. Frequently accessed "hot" data—such as popular media files, scientific datasets, training corpora can reside on a pool of Gen5 E3.S 345-BMHM SSD, while "colder" data is relegated to higher-capacity, lower-performance storage. This creates an extremely responsive data lake or cache layer.
Enterprise-Grade Reliability, Serviceability
The Dell 345-BMHM is built for 24/7/365 operation in mission-critical environments. It includes end-to-end data path protection, advanced thermal throttling with reporting, and comprehensive power-loss protection circuits that ensure data in transit is committed to NAND in the event of an unexpected power failure.
The Path to PCIe Gen 5.0 and CXL
The E3.S form factor is forward-looking, with a roadmap that supports the impending PCIe Gen 5.0 standard (64 GT/s) and the revolutionary Compute Express Link (CXL) protocol. CXL, built on the PCIe physical layer, will enable true memory-semantic access to storage, further blurring the line between memory and storage and enabling groundbreaking architectures for in-memory databases and advanced caching. An E3.S-based infrastructure is well-positioned to adopt these technologies as they mature.
Optimized Controller and Firmware
The SSD controller in a read-intensive drive is tuned to prioritize read latency and queue depth management. Its architecture includes large, power-fail protected DRAM caches to store mapping tables, accelerating read operations. The firmware algorithms are designed to minimize "read disturb" and background garbage collection impact on foreground read performance, ensuring consistent low latency even during maintenance operations.
Features
Manufacturer Warranty:
None
Product/Item Condition:
New Sealed in Box (NIB)
ServerOrbit Replacement Warranty:
1 Year Warranty
