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WDWDS256G1X0C
IntelSSDPEKKW256G8XT
▲ 5188 ▼

Release date ≈ Q1 2017.

VS
▲ 5245 ▼

Release date ≈ Q1 2018.

Effective Speed 
+58%
Real World Speed
Performance profile from 48,231 user samples
Benchmark your SSD here
28,136 User Benchmarks
Best Bench: 144% 70GB free (System drive)
Worst Bench: 86% 81GB free (System drive)
Poor: 86% Great: 144%
SPEED RANK: 189th / 1071
20,095 User Benchmarks
Best Bench: 244% 56GB free (System drive)
Worst Bench: 131% 163GB free
Poor: 131% Great: 244%
SPEED RANK: 108th / 1071
Effective Speed
Effective SSD Speed 		121 % 190 % Much faster effective speed.
+58%
Average Score 
+76%
Read
Avg. Sequential Read Speed 		868 MB/s 1875 MB/s Hugely faster read speed.
+116%
Write
Avg. Sequential Write Speed 		429 MB/s 898 MB/s Hugely faster write speed.
+109%
4K Read
Avg. 4K Random Read Speed 		37.9 MB/s 58.3 MB/s Much faster random read.
+54%
4K Write
Avg. 4K Random Write Speed 		103 MB/s 116 MB/s Faster random write.
+13%
Mixed
Avg. Sequential Mixed IO Speed 		343 MB/s 784 MB/s Hugely faster mixed IO speed.
+129%
4K Mixed
Avg. 4K Random Mixed IO Speed 		44.8 MB/s 67.4 MB/s Much faster random mixed IO.
+50%
SusWrite
Avg. Sustained Write Speed 		168 MB/s 268 MB/s Much faster sustained write speed.
+60%
Peak Score 
+74%
Read
Peak Sequential Read Speed 		1069 MB/s 2333 MB/s Hugely faster peak read speed.
+118%
Write
Peak Sequential Write Speed 		679 MB/s 1183 MB/s Much faster peak write speed.
+74%
4K Read
Peak 4K Random Read Speed 		44.9 MB/s 71.9 MB/s Much faster peak random read.
+60%
4K Write
Peak 4K Random Write Speed 		137 MB/s 212 MB/s Much faster peak random write.
+55%
Mixed
Peak Sequential Mixed IO Speed 		568 MB/s 1132 MB/s Hugely faster peak mixed IO speed.
+99%
4K Mixed
Peak 4K Random Mixed IO Speed 		59.2 MB/s 100 MB/s Much faster peak random mixed IO.
+69%
SusWrite
Peak Sequential Sustained Write 60s Average 		220 MB/s 316 MB/s Much faster peak sustained write speed.
+44%
Value & Sentiment 
+120%
Market Share
Based on 75,750,882 SSDs tested
See market share leaders
Market Share
Market Share (trailing 30 days) 		0.02 % 0.03 % Much higher market share.
+50%
Value
Value For Money 		12.6 % 57.2 % Hugely better value.
+352%
User Rating
UBM User Rating 		51 % 52 % +2%
Price
Price (score) 		$135 $33 Much cheaper.
+75%
Nice To Haves 
+34%
Age
Newest 		86+ Months 74+ Months More recent.
+14%
DQ Read
Peak 4K-64Thread Read Speed 		665 MB/s 830 MB/s Faster peak deep queue read.
+25%
DQ Write
Peak 4K-64Thread Write Speed 		525 MB/s 965 MB/s Hugely faster peak deep queue write.
+84%
AS-SSD Total
AS-SSD Total Score 		1,958 Pts 2,977 Pts Much stronger server IO.
+52%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed 		397 MB/s 651 MB/s Much faster peak deep queue mixed IO.
+64%
ADQ Read
Avg. 4K-64Thread Read Speed 		630 MB/s 716 MB/s Faster deep queue read.
+14%
ADQ Write
Avg. 4K-64Thread Write Speed 		452 MB/s 466 MB/s +3%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed 		337 MB/s 383 MB/s Faster deep queue mixed IO.
+14%
Specifications 
Capacity
Capacity 		256GB 256GB
Conclusion 
Average Bench 121%
Average Bench 190%
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Is super fast. And my computer boot too fast i can't eat my bread. [Jun '19 msijonne]

MORE DETAILS

User Builds 
28,136
20,095
Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

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

Welcome to our 2.5" and M.2 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]

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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.
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

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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

 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 »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $269Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $177Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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