Multiple hardware versions found.
Performance could vary due to unannounced flash/controller changes.
Capacity: | 960 GB |
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Variants: | 120 GB 240 GB 480 GB 960 GB |
Overprovisioning: | 129.9 GB / 14.5 % |
Production: | Active |
Released: | 2021 |
Price at Launch: | 92 USD |
Part Number: | Unknown |
Market: | Consumer |
Form Factor: | 2.5" |
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Interface: | SATA 6 Gbps |
Protocol: | AHCI |
Power Draw: | Unknown |
Manufacturer: | Silicon Motion |
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Name: | SM2259XT |
Architecture: | ARC 32-bit |
Core Count: | Single-Core |
Frequency: | 437 MHz |
Process: | 28 nm |
Flash Channels: | 4 @ 525 MT/s |
Chip Enables: | 4 |
Manufacturer: | Micron |
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Name: | B47R FortisFlash |
Type: | TLC |
Technology: | 176-layer |
Speed: | 1200 MT/s .. 1600 MT/s |
Capacity: | 4 chips @ 2 Tbit |
ONFI: | 4.1 |
Topology: | Replacement Gate |
Die Size: | 50 mm² (10.2 Gbit/mm²) |
Dies per Chip: | 4 dies @ 512 Gbit |
Planes per Die: | 4 |
Decks per Die: | 2 |
Word Lines: |
195 per NAND String
90.3% Vertical Efficiency |
Read Time (tR): | 56 µs |
Program Time (tProg): | 502 µs |
Block Erase Time (tBERS): | 15 ms |
Die Read Speed: | 1143 MB/s |
Die Write Speed: | 127 MB/s |
Endurance: (up to) |
3000 P/E Cycles
(40000 in SLC Mode) |
Page Size: | 16 KB |
Block Size: | 2112 Pages |
Plane Size: | 550 Blocks |
Type: | None |
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Sequential Read: | 550 MB/s |
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Sequential Write: | 510 MB/s |
Random Read: | 80,000 IOPS |
Random Write: | 87,000 IOPS |
Endurance: | Unknown |
Warranty: | Unknown |
MTBF: | 2.0 Million Hours |
SLC Write Cache: | Yes |
Cache Folding Speed: | 60 MB/s |
TRIM: | Yes |
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SMART: | Yes |
Power Loss Protection: | No |
Encryption: |
|
RGB Lighting: | No |
PS5 Compatible: | No |
Controller:This controller - as per all "XT" Silicon Motion's controller - doesn't support DRAM. It may be clocked above 400 MHz. NAND Die:This Flash can run safely at 1600 MT/s (800 MHz) |