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Kingmax PQ4480 M.2 SSD
PQ4480 250GB | 500GB | 1000GB

Rigorously selected 3D NAND flash for great performance SLC Caching technology improves R/W performance LDPC ECC technology and E2E (end to end) data protection prevent data R/W error and guarantees reliability.

Product Highlights
  • Rigorously selected 3D NAND flash for great performance
  • SLC Caching technology improves R/W performance
  • LDPC ECC technology and E2E (end to end) data protection prevent data R/W error and guarantees reliability
  • Support TRIM command, wear leveling and garbage collection technology to enhance lifetime
  • NCQ command and data shaping increase efficiency and lifespan
  • S.M.A.R.T. monitoring system
Technical Specifications
Interface PCIe Gen 4x4
Support NVMe 1.4
Capacity 250GB/500GB/1000GB 
Sequential R/W Speed
(up to)
 250GB   3500MB/s(R)  1200MB/s (W)
 500GB   3600MB/s(R)  2300MB/s (W)
1000GB  3600MB/s(R) 3000MB/s (W)
4K Random R/W speed
 (up to)
250GB  150K(R)  300K(W)
500GB  300K(R)  350K(W)
1000GB  400K(R)  450K(W)
TBW
(SSD Endurance)
250GB 150TB
500GB 300TB
1000GB 600TB
Power Consumption 250GB  3.6W
500GB 3.8W
1000GB 4.2W
Shock resistance 1500G /0.5ms
MTBF 2 million hours
Uncorrectable Bit Error Rate (UBER) < 1 sector per 1016 bits read 
Dimension 22 mm (W) x 80 mm (L)
Weight 8.5g
Voltage 3.3V
Operating temperature 0~70°C
Warranty 3 Years  Limited*