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WDC

WD10EZEX-21WN4A0 240GB

▲ 500 ▼

Release date ≈ Q2 2017.

Average Bench: 78.5% (510th of 1072)

Based on 13 user benchmarks.  Model: WDC WD10EZEX-21WN4A0
Poor: 66%Average: 78.5% Great: 98%

Good average bench

The WDC WD10EZEX-21WN4A0 240GB averaged 21.4% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC WD10EZEX-21WN4A0 240GB near the top of the comparison list.

Strengths

Avg. 4K Random Read Speed 28.7MB/s
Avg. 4K Random Write Speed 75.9MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the WDC WD10EZEX-21WN4A0 240GB is 31.6%. This is a relatively narrow range which indicates that the WDC WD10EZEX-21WN4A0 240GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 144MB/s
Avg. 4K-64Thread Mixed IO Speed 27.8MB/s
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Average Bench

(Based on 13 samples)
Rank 51078.5%
Min Avg Max
435 Read 499 528
165 Write 390 490
236 Mixed 415 502
144 SusWrite 144 144
80.9% 362 MB/s
Min Avg Max
12.8 4K Read 28.7 39.1
56.4 4K Write 75.9 104
2.7 4K Mixed 12.9 36.4
100% 39.2 MB/s
Min Avg Max
25.5 DQ Read 115 332
67 DQ Write 165 294
2.67 DQ Mixed 27.8 201
52.5% 103 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
55GB free (System drive)
Firmware: SBFM61.3
SusWrite @10s intervals: 347 102 95 161 64 98 MB/s
83.8% Excellent
Read 435
Write 165
Mixed 339
SusWrite 144
60% 271 MB/s
4K Read 37.4
4K Write 83.9
4K Mixed 36.4
148% 52.6 MB/s
DQ Read 276
DQ Write 294
DQ Mixed 201
175% 257 MB/s
13 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,735,921 SSDs tested

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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.

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Speed Comparisons

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1072 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 »

 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 $45SanDisk 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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