Overview
The Lenovo 4XB7A94639 is a 6.40 TB ThinkSystem PM1745 PCI Express NVMe server SSD. The manufacturer classifies this model for mixed use workloads. Match this OEM option to the supported server, controller and drive bay.
Drive Configuration
- 6.40 TB Storage Capacity
- PCI Express NVMe 5.0
- 2.5-inch hot-swap drives
- TLC NAND
- Hot Pluggable: Yes
Performance & Endurance
- Endurance (DWPD, 5 Years): 3
- Total Bytes Written (TB): 35,040
- Sequential Read: 14,000 MB/s (128 KB)
- Sequential Write: 6,000 MB/s (128 KB)
- Random Read: 2,500,000 IOPS (4 KB)
- Random Write: 550,000 IOPS (4 KB)
- Read Latency: 75 µs
- Write Latency: 10 µs
Reliability & Security
- MTBF: 2,500,000 hours
- Uncorrectable Bit Error Rate: < 1 in 10^17 bits read
- Typical Maximum Power (W): 23
- TCG Opal
- Power Loss Protection
Compatibility & Ordering
- Listed for Lenovo ThinkSystem SR680a V3
- Listed for Lenovo ThinkSystem SR680a V3 B200
- Listed for Lenovo ThinkSystem SR685a V3
- Listed for Lenovo ThinkSystem SR780a V3
- Confirm Exact Server, Controller, Backplane and Drive-Bay Support
- Manufacturer Part Number: 4XB7A94639
- Manufacturer Warranty: 1 Year Limited
- One-year CRU limited warranty; in a supported server the drive assumes the server base warranty and upgrades. SSD endurance limits apply.