Western Digital Ultrastar DC SN655 - 15.36TB U.3 NVMe PCIe Gen4 SSD, 3D TLC (Data Center)
Ultrastar DC SN655 15.36TB U.3 NVMe PCIe Gen4 SSD — up to 6,800 MB/s read and 3,700 MB/s write, 3D TLC NAND, engineered for data center and server applications.
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| Storage (SSD & HDD) - Type | SSD |
|---|---|
| Storage (SSD & HDD) - Interface | U.3 (NVMe) |
| Storage (SSD & HDD) - PCIe Version (SSD) | Gen4 |
| Storage (SSD & HDD) - PCIe Lanes (SSD) | x4 |
| Storage (SSD & HDD) - NVMe Version (SSD) | 1.4 |
| Storage (SSD & HDD) - NAND Type (SSD) | 3D TLC |
| Storage (SSD & HDD) - Intended Use | Data Center |
Western Digital Ultrastar DC SN655. SSD capacity: 15.4 TB. SSD form factor: U.3. Read speed: 6800 MB/s. Write speed: 3700 MB/s. Component for: Server/workstation
| NVMe version | 1.4b |
| SSD capacity | 15.4 TB |
| SSD form factor | U.3 |
| Interface | PCI Express 4.0 |
| Feature | Linux operating systems supported |
| Memory type | 3D TLC NAND |
| Component for | Server/workstation |
| Read speed | 6800 MB/s |
| Write speed | 3700 MB/s |
| Random read (4KB) | 1100000 IOPS |
| Random write (4KB) | 125000 IOPS |
| Read latency | 100 µs |
| Write latency | 15 µs |
| Uncorrectable Bit Error Rate (UBER) | < 1 per 10^17 bits read |
| Mean time between failures (MTBF) | 2500000 h |
| Operating voltage | 12 V |
| Power consumption (idle) | 8 W |
| Width | 69.8 mm |
| Depth | 100.5 mm |
| Height | 15 mm |
| Weight | 147.3 g |
| Operating temperature (T-T) | 0 - 70 °C |
| Storage temperature (T-T) | -40 - 85 °C |