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WDWD4003FZEX
Toshiba
▲ 507 ▼

Release date ≤ Q1 2014.

VS
▲ 500 ▼
  

Release date ≈ Q1 2019.

Effective Speed 
+30%
Real World Speed
Performance profile from 21,500 user samples
Benchmark your HDD here
20,205 User Benchmarks
Best Bench: 98% 3.5TB free
Worst Bench: 58% 3TB free
Poor: 58% Great: 98%
SPEED RANK: 82nd / 1015
1,295 User Benchmarks
Best Bench: 130% 7.5TB free
Worst Bench: 68% 4.5TB free
Poor: 68% Great: 130%
SPEED RANK: 2nd / 1015
Effective Speed
Effective HDD Speed 		79.5 % 103 % Much faster effective speed.
+30%
Average Score 
+8%
Read
Avg. Sequential Read Speed 		142 MB/s 178 MB/s Faster read speed.
+25%
Write
Avg. Sequential Write Speed 		132 MB/s 169 MB/s Faster write speed.
+28%
4K Read
Avg. 4K Random Read Speed 		0.89 MB/s Faster random read.
+22% 		0.73 MB/s
4K Write
Avg. 4K Random Write Speed 		2.97 MB/s Much faster random write.
+66% 		1.79 MB/s
Mixed
Avg. Sequential Mixed IO Speed 		86.1 MB/s Much faster mixed IO speed.
+55% 		55.5 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed 		1 MB/s +2% 0.98 MB/s
SusWrite
Avg. Sustained Write Speed 		134 MB/s 183 MB/s Much faster sustained write speed.
+37%
Peak Score 
+12%
Read
Peak Sequential Read Speed 		181 MB/s 229 MB/s Faster peak read speed.
+27%
Write
Peak Sequential Write Speed 		163 MB/s 217 MB/s Much faster peak write speed.
+33%
4K Read
Peak 4K Random Read Speed 		1.1 MB/s Much faster peak random read.
+38% 		0.8 MB/s
4K Write
Peak 4K Random Write Speed 		3.5 MB/s Much faster peak random write.
+75% 		2 MB/s
Mixed
Peak Sequential Mixed IO Speed 		109 MB/s Much faster peak mixed IO speed.
+72% 		63.2 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed 		1.1 MB/s 1.1 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average 		166 MB/s 230 MB/s Much faster peak sustained write speed.
+39%
Value & Sentiment 
+100%
Market Share
Based on 53,299,452 HDDs tested
See market share leaders
Market Share
Market Share (trailing 30 days) 		0.03 % Hugely higher market share.
+200% 		0.01 %
User Rating
UBM User Rating 		50 % 50 %
Nice To Haves 
+50%
Age
Newest 		122+ Months 61+ Months Much more recent.
+50%
Specifications 
Capacity
Capacity 		4TB 8TB
User Builds 
20,205
1,295
Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

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Hard Drive Rankings (Price vs Performance) April 2024 HDD Rankings

We calculate effective speed which measures performance for typical consumers. Effective speed is adjusted by current cost per GB to yield value for money. 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 HDDs. [HDrivePro]

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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 HDD? (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

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
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What’s the difference between SLC, MLC and TLC?
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What’s the difference between SATA, PCIe and NVMe?
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What is sequential write speed?
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What is 4K random write speed?
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ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $273Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $132Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $186Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $34Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair 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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