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Storage
WD_BLACK SN850P
Western Digital
$21999
970 EVO
Samsung
$24999
Capacity Gb
1000500
Capacity
1 TB500 GB
Flash Type
TLCTLC
Form Factor
M.2 2280M.2 2280
Heatsink
Yes No
Bus
M.2 PCIe 4.0 x4M.2 PCIe 3.0 x4
NVMe
Yes Yes
PCIe Standard
PCIe 4.0PCIe 3.0
Random I/O per Second (Read)
1,000,000480,000
Random I/O per Second (Write)
720,000550,000
Sequential Read Speed
7,000 MB/s3,500 MB/s
Sequential Write Speed
5,300 MB/s3,200 MB/s
Storage Type
Solid State DiskSolid State Disk
TDP
6.8W 6.1W
Part Number
WDBBYV0010BNC-WRSNMZ-V7E500BW
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Comparison Analysis

Comparing the WD_BLACK SN850P vs 970 EVO reveals distinct differences in their targeted use cases.

The WD_BLACK SN850P is the more budget-friendly option, costing approximately $30 (14%) less than the 970 EVO.