Capacity: | 250 GB |
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Variants: | 250 GB 500 GB 1 TB |
Overprovisioning: | 23.2 GB / 10.0 % |
Production: | Active |
Released: | May 31st, 2022 |
Price at Launch: | 45 USD |
Part Number: | WDS250G3B0A |
Market: | Consumer |
Form Factor: | 2.5" |
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Interface: | SATA 6 Gbps |
Protocol: | AHCI |
Power Draw: |
0.05 W (Idle) 1.8 W (Avg) 2.0 W (Max) |
Manufacturer: | WD |
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Name: | SDC1 (A101-000125) Milpitas |
Architecture: | ARM |
Flash Channels: | 2 |
Manufacturer: | Kioxia |
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Name: | BiCS5 |
Rebranded: | 03121 256G SanDisk |
Type: | TLC |
Technology: | 112-layer |
Speed: | 1200 MT/s |
Capacity: | 1 chip @ 2 Tbit |
Toggle: | 4.0 |
Topology: | Charge Trap |
Dies per Chip: | 4 dies @ 512 Gbit |
Planes per Die: | 2 |
Word Lines: |
128 per NAND String
87.5% Vertical Efficiency |
Read Time (tR): | 56 µs |
Program Time (tProg): | 484 µs |
Die Read Speed: | 571 MB/s |
Die Write Speed: | 66 MB/s |
Endurance: (up to) |
3000 P/E Cycles
(100000 in SLC Mode) |
Page Size: | 16 KB |
Block Size: | 1344 Pages |
Plane Size: | 448 Blocks |
Type: | None |
---|
Sequential Read: | 560 MB/s |
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Sequential Write: | 440 MB/s |
Random Read: | 80,000 IOPS |
Random Write: | 78,000 IOPS |
Endurance: | 100 TBW |
Warranty: | 5 Years |
MTBF: | 1.8 Million Hours |
Drive Writes Per Day (DWPD): | 0.2 |
SLC Write Cache: | Yes |
TRIM: | Yes |
---|---|
SMART: | Yes |
Power Loss Protection: | No |
Encryption: |
|
RGB Lighting: | No |
PS5 Compatible: | No |
Drive:Possibly Kioxia's BiCS5 Dies NAND Die:Although this Die is a 4-plane design, most Kioxia BiCS5 NAND Dies used in most SSDs are dual planes design because of Yield and production cost. |