| Type | Enterprise Read-Intensive Solid State Drive (SSD) |
| Form Factor | 2.5-inch |
| Capacity | 1.92 TB |
| Model Number | 4XB7A80319 |
| Family | PM1653 |
| Interface | SAS |
| Interface Speed | 24 Gbps |
| Endurance (DWPD) | 1 DWPD |
| MTBF | 2 million hours |
| S.M.A.R.T. Support | Yes |
| Weight | 5.6 oz (158.8 g) |
| Power Requirement (Typical) | 10W active, 3W idle |
Lenovo 2.5 PM1653 1.92TB RI SAS SSD (4XB7A80319)

Key Benefits
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- Designed for read-intensive workloads, offering optimized performance with high IOPS and throughput.
- Long device lifecycle and minimal failure risk with 2 million-hour MTBF and 1 DWPD endurance.
- Streamlined maintenance through Lenovo's Customer Replaceable Unit (CRU) process reduces operational downtime.
Product Overview
The Lenovo 2.5 PM1653 1.92TB RI SAS HS (4XB7A80319) is a high-performance enterprise SSD suited for data-intensive workloads. With a 24Gbps SAS interface, it achieves sequential speeds of up to 2100 MB/s read and 2000 MB/s write. Its 420,000 IOPS read and 95,000 IOPS write capabilities make it ideal for read-intensive storage applications. The device is compact and lightweight, with built-in S.M.A.R.T. support for health diagnostics and boasts a 2 million-hour MTBF and 1 DWPD endurance rating for reliability. The one-year CRU warranty minimizes service overhead, ensuring reduced downtime in enterprise deployments.
Specifications
Product Overview
Physical & Environmental
| Width | 2.8 in (70.1 mm) |
| Depth | 4.0 in (101.6 mm) |
| Height | 0.6 in (15 mm) |
| Min Operating Temperature | 0°C |
| Max Operating Temperature | 70°C |
| Non-Operating Temperature | -40°C to 85°C |
| Operating Humidity Range | 5% - 95% (non-condensing) |
| Shock Tolerance | 1000 G, 0.5 ms duration |
| Vibration (Operating) | 2.17 GRMS (5–800 Hz) |
| Vibration (Non-Operating) | 3.13 GRMS (5–800 Hz) |
Cloud Management & Licensing
| Management Tools | S.M.A.R.T., Lenovo XClarity integration |
| Firmware Upgradeable | Yes |
| Warranty Type | 1-year CRU limited warranty |
Interfaces
| Interface Type | SAS-4 (24Gb/s) |
| Port Configuration | Dual Port |
| Max Sequential Read Speed | 2100 MB/s |
| Max Sequential Write Speed | 2000 MB/s |
| Random Read IOPS (4KB) | 420,000 |
| Random Write IOPS (4KB) | 95,000 |
| Block Size Support | 512e |
Compliance & Origin
| Country of Origin | |
| TAA Compliance | |
| RoHS Compliance | Yes |
| Halogen-Free | Yes |
| CE Certified | Yes |
| FCC Certified | Yes |
| UL Certification | Yes |
Advanced Security Features
| Data Protection | End-to-end data protection |
| Encryption | SED (Self-Encrypting Drive) - TCG Enterprise |
| Power-Loss Protection | Yes – Power capacitors for safe data flush |