Description
Storage Capacity. Samsung 4TB 990 PRO
4 TB PCIe 4.0 x4 M.2 2280 SSD
Read Speed 
Maximum: 7,450 MB/s
Random: 1,600,000 IOPS (4 kB Files)
Write Speed 
Maximum: 6,900 MB/s
Random: 1,550,000 IOPS (4 kB Files)
Read Speed 
Maximum: 7,450 MB/s
Random: 1,600,000 IOPS (4 kB Files)
Write Speed 
Maximum: 6,900 MB/s
Random: 1,550,000 IOPS (4 kB Files)
Buffer 
No
SSD Specs
Flash Controller 
Samsung In-House
Flash Memory Type 
Multi-Level Cell (MLC)
SMART Support 
Yes
TRIM Support 
Yes
Reliability / Data Integrity
Encryption 
256-Bit AES
Endurance (Total Bytes Written) 
2400 TB
Electrical
Power Draw 
6.5 W (Active)
5.8 mW (Standby)
General
Dimensions 
3.1 x 0.9 x 0.1″ / 80 x 22 x 2.3 mm
Weight 
0.3 oz / 9 g










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