Lenovo Thinksystem 4XB7A80344 3.5 inch PM1655 800GB Mixed Use SAS 24GB HS

Lenovo 4XB7A80344

ThinkSystem PM1655 800GB SAS 3.5" Mixed Use SSD

The Lenovo 4XB7A80344 ThinkSystem PM1655 800GB SSD is a robust enterprise-grade storage solution designed to deliver high performance and durability for demanding IT environments. This 3.5" Mixed Use SAS SSD is engineered for read/write-intensive applications, offering balanced performance and enterprise-grade endurance.

Introduction :

Ideal for system architects, data center operators, and IT professionals, this SSD supports Lenovo ThinkSystem servers with hot-swap compatibility and secure data handling. It provides fast data access, efficient power usage, and optimal performance for workloads such as virtualization, databases, and analytics.

Expanded Overview :

Built on the reliable Micron 5400 MAX platform, this SSD offers a cost-effective yet powerful upgrade path for existing server infrastructure. With support for Serial Attached SCSI (SAS) 24Gbps and Self-Encrypting Drive (SED) functionality, the Lenovo PM1655 delivers enterprise-class security and performance in a robust, scalable format.

With 3D TLC NAND flash memory, this drive is purpose-built for environments requiring sustained IOPS performance and consistent low-latency response. Whether in hybrid-cloud, on-premise, or edge computing setups, the drive handles diverse and mixed workloads effectively.

Its 3.5" hot-swappable form factor enables administrators to maintain or upgrade systems without interrupting critical operations. Thanks to S.M.A.R.T. support and a 3 million hour MTBF, the PM1655 is ideal for long-term deployments where downtime is not an option.

Product Key Features

• 800GB high-speed SAS interface for mixed workloads
• 3.5" hot-swappable form factor for seamless upgrades
• Optimized for read/write balance with 95K/58K IOPS
• SED (Self-Encrypting Drive) for enterprise data security
• 3D TLC NAND flash ensures endurance and performance
• 3 million hour MTBF with advanced power efficiency

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Reliability & Performance :

The PM1655 ensures high endurance with an excellent balance between performance and efficiency. It features 95,000 IOPS for random reads and 58,000 IOPS for random writes, maintaining stable performance under load. With an operational temperature range up to 70°C, a shock rating of 1500G, and minimal latency, it meets the most rigorous data center conditions. Hot-swap functionality ensures continuous uptime, and its advanced design ensures signal clarity across server interfaces.

Key Features :

• 800GB SAS SSD with 3D TLC NAND
• 3.5-inch hot-swappable form factor
• 95K random read / 58K random write IOPS
• Self-Encrypting Drive (SED) for secure environments
• 3 million hours MTBF ensures long-term reliability
• 0-70°C operating temperature range
• 3.1W write / 2.5W read power consumption
• Advanced S.M.A.R.T. monitoring capabilities
• Optimized for mixed-use enterprise workloads
• High shock tolerance (1500G non-operating)

Specifications :

Specification	Details
Model Number	4XB7A80344
Type	Mixed Use SSD
Capacity	800GB
Interface	SAS 24Gbps
Form Factor	3.5-inch
NAND Type	3D TLC NAND
Hot-Swap Support	Yes
Read/Write IOPS	95K / 58K
Latency (Read/Write)	170μs / 36μs
MTBF	3,000,000 hours
Power (Read/Write)	2.5W / 3.1W
Operating Temp	0°C to 70°C
Shock Tolerance	1500G (non-operating)
S.M.A.R.T. Support	Yes
Dimensions (WxHxD)	70 x 7 x 100 mm
Weight	70g