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Western Digital SN850 500 GB M.2 2280 (Single-Sided) PCIe 4.0 x4 SSD - Specifications and Review
Toshiba

Western Digital SN850 500 GB Specifications

M.2 2280 (Single-Sided) PCIe 4.0 x4 SSD — 7,000 MB/s Read Performance

M.2 2280 (Single-Sided)PCIe 4.0 x4PS5 Ready
Read Speed

7,000 MB/s

Write Speed

4,100 MB/s

Western Digital SN850 500 GB Full Specifications

Performance

Sequential Read
7,000 MB/s
Sequential Write
4,100 MB/s
Random Read (IOPS)
800,000 IOPS
Random Write (IOPS)
570,000 IOPS
Read Latency
59 µs
Write Latency
625 µs

Hardware

Form Factor
M.2 2280 (Single-Sided)
Interface
PCIe 4.0 x4
Protocol
NVMe 1.4
Controller
WD 20-82-10034-A1
NAND Flash
TLC
Technology
96-layer
DRAM Cache
DRAM (enabled)

Reliability

Warranty
5 Years
Endurance (TBW)
300 TBW
MTBF
1.8 Million Hours
DWPD
0.3
Power Loss ProtectionNo

Features

Encryption
No
TRIM SupportYes
PS5 CompatibleYes

Power & More

Power Draw
Unknown
Process Node
19 nm
Released
Oct 8th, 2020
Launch Price
149 USD