Manufacturer | Lenovo |
Product Name | Lenovo 3.84TB 2.5" PM1653 RI SAS SSD |
Manufacturer Part Number | 4XB7A80320 |
Product Type | Solid State Drive (SSD) |
Form Factor | 2.5 inch |
Device Class | Enterprise Read-Intensive SSD |
Power Requirements | 5V / 12V DC |
Typical Power Consumption (Read) | 7.7 W |
Typical Power Consumption (Write) | 8.0 W |
Weight | 150 g |
Lenovo 3.84TB 2.5" PM1653 RI SAS SSD (4XB7A80320)



Key Benefits

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- High-performance SAS 24 Gb/s interface ensures excellent data throughput in enterprise environments
- Optimized for read-intensive workloads with superior IOPS, ideal for virtualized and database-heavy systems
- Excellent reliability with 2 million hour MTBF reduces downtime and maintenance costs
Product Overview
The Lenovo 2.5" PM1653 3.84TB Read-Intensive SAS SSD (4XB7A80320) provides enterprise-class performance in a compact form factor. Featuring a 24 Gb/s SAS interface and high IOPS capabilities — up to 420,000 IOPS read and 140,000 IOPS write — it supports fast, read-intensive workloads. With sequential speeds reaching 2100 MB/s read and 2000 MB/s write, plus 2 million hours MTBF, this SSD offers both speed and reliability for mission-critical server applications. Though COO and TAA compliance details are unavailable, the drive’s form factor and performance profile make it ideal for enterprise and data center use.
Specifications
Product Overview
Physical & Environmental
Width | 2.8 inch (70.1 mm) |
Depth | 4.0 inch (101.6 mm) |
Height | 0.6 inch (15 mm) |
Operating Temperature | 0°C to 70°C |
Storage Temperature | -40°C to 85°C |
Operating Humidity Range | 5% – 95% (non-condensing) |
MTBF (Mean Time Between Failures) | 2 million hours |
Shock Resistance (Operating) | 1000G (0.5ms) |
Vibration (Operating) | 2.17 Grms (5–800 Hz) |
Cloud Management & Licensing
Drive Management Tools | Lenovo XClarity, Lenovo Diagnostics |
Firmware Upgradable | Yes |
Interfaces
Interface Type | SAS-4 (24 Gb/s) |
Compatible Interface | SAS 12 Gb/s, SAS 6 Gb/s (backward compatible) |
Data Transfer Rate | 24 Gbps |
Sequential Read Speed | 2100 MB/s |
Sequential Write Speed | 2000 MB/s |
Random Read IOPS (4K) | 420,000 IOPS |
Random Write IOPS (4K) | 140,000 IOPS |
Compliance & Origin
RoHS Compliance | Yes |
Halogen Free | Yes |
TAA Compliant | |
Country of Origin | |
Certifications | UL, TUV, CE, FCC, BSMI, VCCI, KCC, RCM |
Advanced Security Features
Data Protection | End-to-end data protection |
Encryption | TCG Enterprise SSC (Self-Encrypting Drive option) |
Power Loss Protection | Yes (power fail capacitors) |
Secure Erase | Yes |