Manufacturer | Lenovo |
Model | PM1655 |
Part Number | 4XB7A80347 |
Type | Enterprise SSD |
Form Factor | 3.5-inch |
Capacity | 6.4 TB |
Hot-Swap Support | Yes |
Usage Type | Mixed Use / Mission Critical Workloads |
Drive Class | Read/Write Intensive |
Lenovo PM1655 6.4TB 3.5" SAS SSD (4XB7A80347)
Key Benefits

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- High-capacity 6.4TB SSD supports large-scale enterprise workloads
- Fast 24 Gb/s SAS interface enables superior performance in data-intensive applications
- Hot-swappable form factor improves maintainability and uptime in mission-critical systems
Product Overview
The Lenovo PM1655 6.4TB SAS SSD is engineered to deliver reliable, high-speed data access in large-scale enterprise and data center environments. Housed in a 3.5-inch form factor, the drive supports a robust SAS 24 Gb/s interface, enabling faster throughput and enhanced performance in storage arrays and server architectures. With impressive read and write speeds of 2250 Mbps and 2220 Mbps respectively, the PM1655 is designed to optimize performance in mixed-use and mission-critical workloads.
This SSD offers a substantial 6.4TB of storage capacity, making it suitable for applications requiring both significant space and responsive access times, such as virtualization, online transaction processing, and real-time analytics. Hot-swap capability ensures minimal downtime during maintenance or upgrades, reinforcing its viability in always-on IT environments. While the country of origin and TAA compliance are unspecified, the hardware's specifications align with high-performance enterprise-grade requirements.
Specifications
Product Overview
Performance
Sequential Read Speed | 2250 MB/s |
Sequential Write Speed | 2220 MB/s |
4K Random Read IOPS | 470,000 IOPS |
4K Random Write IOPS | 70,000 IOPS |
Latency (Read) | 85 µs |
Latency (Write) | 18 µs |
Endurance (DWPD) | 3 |
MTBF | 2.5 million hours |
Uncorrectable Bit Error Rate (UBER) | <1 sector per 10^17 bits read |
Compliance & Origin
Country of Origin | |
TAA Compliant | |
RoHS Compliance | Yes |
Halogen-Free | Yes |
Certifications | CE, FCC, UL, VCCI, RCM, KCC |
Interfaces
Interface Type | SAS |
Interface Speed | 24 Gb/s |
Port Type | SFF-8680 (SAS-3) |
Connector Count | 1 |
Drive Interface Standard | SAS-4 |
Dual-Port Support | Yes |
Physical & Environmental
Form Factor Details | 3.5" carrier with 2.5" SSD inside |
Dimensions (W x H x D) | 76 x 15 x 146 mm |
Weight | 0.61 kg |
Operating Temperature Range | 0°C to 60°C |
Non-Operating Temperature | -40°C to 85°C |
Operating Humidity | 5% to 95% (non-condensing) |
Vibration (Operating) | 2.17 GRMS (5 to 800 Hz) |
Shock (Operating) | 1000 G (0.5 ms half-sine) |
Advanced Security Features
Data Protection | End-to-end data path protection |
Power Loss Protection | Yes |
Security Options | Sanitize Crypto Erase (SCE) |
Encryption | SED – Self-Encrypting Drive (AES 256-bit) |