Seagate XM1440 800GB
NVMe · 3 · 4

General
| Interface | NVMe |
|---|---|
| PCIe Generation | 3 |
| PCIe Lanes | 4 |
| Protocol | NVMe |
| Form Factor | M.2 22110 |
| Capacity | 800 GB |
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Performance
| Sequential Read | 2500 MB/s |
|---|---|
| Sequential Write | 600 MB/s |
| DRAM Cache | Yes |
| Cache Type | DRAM |
| Cache Note | DRAM cache likely present given enterprise positioning; exact sequential read/write MB/s and DRAM capacity not confirmed from available sources for this legacy enterprise product. |
Endurance
| MTBF | 2 million hours |
|---|---|
| Warranty | 5 years |
Heatsink
| Heatsink | No |
|---|---|
| Heatsink Note | No factory heatsink (enterprise/OEM datacenter drive, M.2 22110 long form factor). |