Today's hottest

Amazon Ebay

deals

CPU GPU SSD HDD USB RAM MBD

TEST
YOUR SSD

ADD TO PC
BUILD

WDC

WDS400T2B0A-00SM50 4TB

WDS400T2B0A-00SM50 4TB
BENCHMARKS (1,668)
MKT (0%)
BUILDS
(0)

Effective Speed -462%Effective Speed -462%Average Score -575%Read -904%, Write -1,012%, 4K Read -192%, 4K Write -144%, Mixed -865%, 4K Mixed -176%, SusWrite -732%Peak Score -761%Read -1,093%, Write -1,243%, 4K Read -413%, 4K Write -213%, Mixed -1,103%, 4K Mixed -333%, SusWrite -931%Value & Sentiment User Rating -37%, Market Share -∞%Nice To Haves -492%DQ Read -509%, DQ Write -494%, DQ Mixed -767%, ADQ Read -420%, ADQ Write -383%, ADQ Mixed -597%, Age -228%, AS-SSD Total -537%

Average Bench: 96.9% (275^th of 1080)

Based on 1,668 user benchmarks. Model: WDC WDS400T2B0A-00SM50

Poor: 71%Average: 96.9% Great: 115%

Popular builds with this SSD

Excellent average bench

The WDC WDS400T2B0A-00SM50 4TB averaged just 3.0% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC WDS400T2B0A-00SM50 4TB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 213MB/s

Avg. 4K Random Mixed IO Speed 40MB/s

See where your SSD ranks →

Average consistency

The range of scores (95th - 5th percentile) for the WDC WDS400T2B0A-00SM50 4TB is 44%. This is a relatively wide range which indicates that the WDC WDS400T2B0A-00SM50 4TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 335MB/s

Avg. Sequential Read Speed 418MB/s

Average Bench

(Based on 1,668 samples)

Rank 27596.9%

Min	Avg	Max
312	Read 418	497
256	Write 419	479
234	Mixed 335	388
221	SusWrite 379	444
87.3% 388 MB/s

Min	Avg	Max
19.1	4K Read 30.4	37.4
42.6	4K Write 84.9	121
24.6	4K Mixed 40	50.5
142% 51.7 MB/s

Min	Avg	Max
199	DQ Read 329	381
132	DQ Write 260	320
143	DQ Mixed 213	242
182% 268 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

The fastest SSD (mainstream) averages a speed of 100%

USA-User, 18 hrs ago.

2.5TB free

Firmware: 415000WD

SusWrite @10s intervals: 449 422 394 391 394 402 MB/s

106% Outstanding

Write 445

Mixed 366

SusWrite 409

95% 421 MB/s

4K Read 34.1

4K Write 90.8

4K Mixed 44

156% 56.3 MB/s

DQ Read 348

DQ Write 282

DQ Mixed 226

193% 285 MB/s

USA-User, 13 hrs ago.

3TB free

Firmware: 415020WD

SusWrite @10s intervals: 437 443 407 419 423 431 MB/s

99.3% Outstanding

Write 445

Mixed 375

SusWrite 427

98% 435 MB/s

4K Read 33

4K Write 72.3

4K Mixed 41.8

142% 49 MB/s

DQ Read 230

DQ Write 194

DQ Mixed 206

156% 210 MB/s

USA-User, 3 days ago.

3TB free

Firmware: 415020WD

SusWrite @10s intervals: 407 401 409 403 400 401 MB/s

96.4% Outstanding

Write 443

Mixed 376

SusWrite 404

93% 414 MB/s

4K Read 33.2

4K Write 72.7

4K Mixed 42.1

143% 49.3 MB/s

DQ Read 253

DQ Write 198

DQ Mixed 193

153% 215 MB/s

1,668 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 77,454,503 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU

GPU

SSD

HDD

RAM

MBD

Typical WDS400T2B0A-00SM50 4TB Builds (Compare 3,542 builds) See popular component choices, score breakdowns and rankings

Gaming 177%

UFO

Desktop 110%

UFO

Workstation 195%

UFO

Motherboard: Asus PRIME Z690-P

CPU
Core i7-12700KIntel $214Bench 114%, 78,749 samples	748x
Core i9-12900KIntel $277Bench 117%, 66,991 samples	523x
Core i5-12600KIntel $169Bench 109%, 101,563 samples	415x

GPU
RTX 3070-TiNvidia $499Bench 158%, 218,061 samples	331x
RTX 3080Nvidia $709Bench 187%, 424,051 samples	319x
RTX 3070Nvidia $400Bench 148%, 619,642 samples	310x

SSD
WDS400T2B0A-00SM50 4TBWDCBench 97%, 1,668 samples	1x

RAM
Vengeance DDR5 5600 C36 2x16GBCorsair $105Bench 162%, 40,739 samples	274x
KF552C40-16 2x16GBKingstonBench 155%, 10,661 samples	214x
Vengeance LPX 5200 C40 2x16GBCorsairBench 155%, 8,648 samples	160x

EDIT WITH CUSTOM PC BUILDER

Value: 110% - Outstanding

Total price: $818

Popular WDS400T2B0A-00SM50 4TB compatible motherboards:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best value for money upgrades.

UserBenchmark of the month

Gaming

Desktop

ProGaming

CPU

GPU

SSD

HDD

RAM

USB

How it works

- Download and run UserBenchmark
- CPU tests include: integer, floating and string
- GPU tests include: six 3D game simulations
- Drive tests include: read, write, sustained write and mixed IO
- RAM tests include: single/multi core bandwidth and latency
- SkillBench (space shooter) tests user input accuracy
- Reports are generated and presented on userbenchmark.com
- Identify the strongest components in your PC
- See speed test results from other users
- Compare your components to the current market leaders
- Explore your best upgrade options with a virtual PC build
- Compare your in-game FPS to other users with your hardware

Solid State Drive Rankings (Price vs Performance) November 2024 SSD Rankings

Welcome to our SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. ^[SSDrivePro]

Group Test Results

Best user rated - User sentiment trumps benchmarks for this comparison.
Best value for money - Value for money is based on real world performance.
Fastest real world speed - Real World Speed measures performance for typical consumers.

1080 Drives (Compared) Thousands of user benchmarks compiled into one comparison list

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

Frequently Asked Questions

Storage Devices FAQ

What is sustained sequential write speed?

What’s the difference between SLC, MLC and TLC?

What is 3D XPoint and how fast is it?

What’s the difference between SATA, PCIe and NVMe?

What’s the difference between NAND and V-NAND?

What is sequential write speed?

What is sequential read speed?

What is incompressible data?

What is queue depth?

Solid State Drives

What is the SSD value for money rating?

What is 4K 64 thread write speed?

Can CPU power saving states (C1,C2,C3) impact SSD speed?

What is the effective SSD speed index?

How is the AS SSD write score calculated?

How is the AS SSD read score calculated?

How is the AS SSD total score calculated?

ALL FAQs »

CPU	GPU	SSD
Intel Core i5-12600K $169	Nvidia RTX 4060 $295	WD Black SN850X M.2 2TB $135
Intel Core i5-12400F $111	Nvidia RTX 4060-Ti $345	WD Black SN850X M.2 1TB $80
Intel Core i5-13600K $225	Nvidia RTX 4070 $500	Crucial T700 M.2 4TB $350

WDC

WDS400T2B0A-00SM50 4TB