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SanDisk · PCIe 4.0 · 2000 GB

WD_BLACK 2TB SN850X NVMe

M.2 2280 · TLC NAND · DDR4-3200

Performance: 75
Perf / price: 30
Capacity value: 59
Amazon: $380

View WD_BLACK 2TB SN850X NVMe Gallery in high resolution

Not currently available Updated Aug 21, 2026 Prime FBA

Performance74.9

Performance / price29.6

Capacity value59.2

$380 on Amazon Add this SSD to a build Compare this SSD SSD table

Written analysis

WD_BLACK 2TB SN850X NVMe at a glance

The WD_BLACK 2TB SN850X NVMe is a 2000 GB M.2 2280 SSD using PCIe 4.0 x4, NVMe 1.4. The controller is WD Black G2 (20-82-20035-B2). Flash type is TLC 112-layer. Cache is listed as DDR4-3200.

Rated sequential throughput is 7300 MB/s read and 6600 MB/s write. Random throughput is 1200K read IOPS and 1000K write IOPS. The calculated specification score is 74.9.

Best fit: General storage workloads where compatibility and price matter more than peak transfer rates.

Endurance and thermals

Rated endurance is 1200 TBW, or approximately 600 TBW per TB of capacity. The listed warranty is 5 years.

Current value

At $380, the drive costs $190.00 per TB. Performance / price is 29.6 and capacity value is 59.2. Compare these values with nearby drives below; interface generation and headline speed alone do not determine value.

Drive data

Full specifications

Interface, flash, controller, cache, throughput, endurance, power, warranty, and value in one technical sheet.

General

Manufacturer: SanDisk
SSD: WD_BLACK 2TB SN850X NVMe
Part number: WDS200T2X0E
Model: WDS200T2X0E
Capacity: 2000 GB
Form factor: M.2 2280
Launch price: —
Amazon price: $380
Amazon availability: Not currently available
Price updated: Aug 21, 2026

Performance

Sequential read: 7300 MB/s
Sequential write: 6600 MB/s
Random read: 1200K IOPS
Random write: 1000K IOPS

Value

Amazon price: $380
Price / TB: $190.00
Performance / price: 29.6
Capacity value: 59.2

Hardware & cache

Interface: PCIe 4.0 x4, NVMe 1.4
Interface generation: PCIe 4.0
Controller: WD Black G2 (20-82-20035-B2)
NAND: TLC 112-layer
Process: 16.0
Cache type: DDR4-3200
DRAM: DDR4-3200
DRAM capacity: 4096 MB
DRAM speed: 3200 MT/s
SLC cache: 576 GB Dynamic + 24 GB Static

Durability & power

Endurance: 1200 TBW
Endurance / TB: 600 TBW
Warranty: 5 years
Idle power: —
Active power: —

Additional information

Also listed as: 2TB SN850X NVMe
Color: Black

Amazon

Price history

Nearby performance

Similar SSDs

Drives close to WD_BLACK 2TB SN850X NVMe on calculated specification performance. Open the SSD table to sort, filter, and compare side by side.

Kingston Kingston FURY Renegade 4TB PCIe Gen 4.0 4000 GB · PCIe 4.0 · TLC

73.7

13.6

54.3

$815

Biwin Acer Predator M.2 SSD 2TB GM7000 with DRAM Cache NVMe 1.4 2280 PCIe Gen4×4 2000 GB · PCIe 4.0 · TLC

74.0

30.0

60.0

$370

KLEVV KLEVV CRAS C930 2TB M.2 2280 NVMe PCIe Gen4x4 2000 GB · PCIe 4.0 · TLC

74.3

33.2

66.3

$336

Corsair Corsair MP600 PRO LPX 4TB M.2 NVMe PCIe x4 Gen4 4000 GB · PCIe 4.0 · TLC

74.8

12.8

51.2

$876

SanDisk WD_BLACK 2TB SN850X NVMe This drive

74.9

29.6

59.2

$380

SanDisk SANDISK Optimus GX PRO 850X 4TB 4000 GB · PCIe 4.0 · TLC

74.9

11.2

45.0

$1000

Biwin Acer Predator M.2 SSD 4TB GM7000 with DRAM Cache NVMe 1.4 2280 PCIe Gen4×4 4000 GB · PCIe 4.0 · TLC

75.7

9.9

39.6

$1145

Crucial Crucial T500 1TB Gen4 NVMe 1000 GB · PCIe 4.0 · TLC

75.9

41.4

$275

SK hynix SK hynix Platinum P41 1TB PCIe NVMe Gen4 1000 GB · PCIe 4.0 · TLC

76.1

21.7

$526

Compare these in the SSD table

Discussion

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Vendor copy

Amazon listing details

Marketplace feature text kept for reference. Structured specifications above are the source for scores and comparisons.

TRANFORM YOUR PC: Insane speeds up to 7,300MB/s (1TB - 4TB models) deliver top-tier performance with ridiculously short load times for your gaming PC or workstation — for the elite experience you’ve been waiting for.

MORE ROOM FOR MORE GAMES: Capacities up to 8TB built with SANDISK TLC 3D NAND, means you get to keep more games at the ready — and get into the action even faster.

HEATSINK FOR THE WIN: The WD_BLACK SN850X NVMe SSD 1TB and 2TB drives have an optional heatsink version that not only looks awesome but also helps your rig maintain peak performance through the most intense gaming sessions.

DO MORE WITH WD_BLACK DASHBOARD: The downloadable WD_BLACK Dashboard (Windows only) monitors your drive’s health, lets you customize your RGB lighting, and, exclusively on the SN850X SSD, enables Game Mode 2.0 to transform your gaming experience.

FUTURE FORWARD FREATURES: The WD_BLACK SN850X SSD boasts a powerful suite of features, including Predictive Loading, Overhead Balancing, and Adaptive Thermal Management (ATM).

POWERED BY SANDISK: The WD_BLACK, WD Blue, and WD Green flash products are manufactured by Sandisk Technologies, Inc. or its affiliates and distributed under license from Western Digital Corporation.