Storage Comparison
Capacity 250GB |
Sequential Read 3.3GB/s |
Sequential Write 1.2GB/s |
Form Factor M.2-2280 |
Interface PCIe |
Protocol NVMe |
Controller Blue |
NAND 3D TLC (112L) |
Capacity 250GB |
Sequential Read 3.3GB/s |
Sequential Write 1.2GB/s |
SLC Cache 4GB |
Form Factor M.2-2280 |
M.2 Size 2280 |
M.2 Key M |
M.2 Type S3 |
Interface PCIe 3.0 x4 |
Protocol NVMe 1.4 |
Designer WD |
Model Blue |
Part Number 20-82-10048-A1 |
DRAM Type N/A |
Manufacturer Kioxia |
Codename BiCS5 |
Process Node 19nm |
Type 3D TLC (112L) |
Layers 112L |
Die Size 66mm² |
Die Capacity 512Gbit |
Die Bit Density 7.76Gbit/mm² |
NAND Chip Count 1 |
NAND Die Count 4 |
NAND Dies/Chip 4 |
SLC Cache 4GB |
Write Endurance 150TBW |
MTBF 1.5M hours |
Burst Power 3.5W |
Avg Power 0.9W |
Idle Power 30mW |
Sleep Power 5mW |
Max Op Temp 70°C |
Min Non-Op Temp -45°C |
Max Non-Op Temp 85°C |
Height 22mm (0.87")Width 80mm (3.15")Depth 2.4mm (0.09") |
Weight 6.5g |
Manufacturer WD |
Model SN570 |
Description 250GB M.2-2280 |
Part Number WDS250G3B0C |
Release Date Dec 13, 2021 |
Warranty 5 years |