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KingstonSUV400S37/120G
AdataASU800SS-512GT-C
▲ 5396 ▼

Release date ≈ Q2 2016.

VS
▲ 53184 ▼

Controller: Silicon Motion SM2258. Flash Memory: Micron 3D TLC NAND. Release date: Q3 2016.

Effective Speed 
+55%
Real World Speed
Performance profile from 112,196 user samples
Benchmark your SSD here
80,916 User Benchmarks
Best Bench: 82% 117GB free
Worst Bench: 44% 25GB free (System drive)
Poor: 44% Great: 82%
SPEED RANK: 718th / 1071
31,280 User Benchmarks
Best Bench: 127% 407GB free (System drive)
Worst Bench: 71% 309GB free (System drive)
Poor: 71% Great: 127%
SPEED RANK: 240th / 1071
Effective Speed
Effective SSD Speed 		66.9 % 104 % Much faster effective speed.
+55%
Average Score 
+84%
Read
Avg. Sequential Read Speed 		450 MB/s 476 MB/s Slightly faster read speed.
+6%
Write
Avg. Sequential Write Speed 		342 MB/s 415 MB/s Faster write speed.
+21%
4K Read
Avg. 4K Random Read Speed 		26.8 MB/s 33.3 MB/s Faster random read.
+24%
4K Write
Avg. 4K Random Write Speed 		66.4 MB/s 86.6 MB/s Much faster random write.
+30%
Mixed
Avg. Sequential Mixed IO Speed 		198 MB/s 385 MB/s Hugely faster mixed IO speed.
+94%
4K Mixed
Avg. 4K Random Mixed IO Speed 		29.4 MB/s 46.9 MB/s Much faster random mixed IO.
+60%
SusWrite
Avg. Sustained Write Speed 		80.3 MB/s 361 MB/s Hugely faster sustained write speed.
+350%
Peak Score 
+87%
Read
Peak Sequential Read Speed 		499 MB/s 518 MB/s +4%
Write
Peak Sequential Write Speed 		372 MB/s 477 MB/s Faster peak write speed.
+28%
4K Read
Peak 4K Random Read Speed 		32.5 MB/s 43.8 MB/s Much faster peak random read.
+35%
4K Write
Peak 4K Random Write Speed 		96.5 MB/s 119 MB/s Faster peak random write.
+23%
Mixed
Peak Sequential Mixed IO Speed 		344 MB/s 449 MB/s Much faster peak mixed IO speed.
+31%
4K Mixed
Peak 4K Random Mixed IO Speed 		40.3 MB/s 61 MB/s Much faster peak random mixed IO.
+51%
SusWrite
Peak Sequential Sustained Write 60s Average 		87.8 MB/s 470 MB/s Hugely faster peak sustained write speed.
+435%
Value & Sentiment 
+43%
Market Share
Based on 75,630,610 SSDs tested
See market share leaders
Market Share
Market Share (trailing 30 days) 		0.06 % 0.08 % Much higher market share.
+33%
Value
Value For Money 		11 % 31.4 % Hugely better value.
+187%
User Rating
UBM User Rating 		53 % 53 %
Price
Price (score) 		$35 Much cheaper.
+47% 		$66
Nice To Haves 
+42%
Age
Newest 		94+ Months 91 Months +3%
DQ Read
Peak 4K-64Thread Read Speed 		310 MB/s 391 MB/s Faster peak deep queue read.
+26%
DQ Write
Peak 4K-64Thread Write Speed 		269 MB/s 364 MB/s Much faster peak deep queue write.
+35%
AS-SSD Total
AS-SSD Total Score 		1,001 Pts 1,280 Pts Stronger server IO.
+28%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed 		177 MB/s 297 MB/s Much faster peak deep queue mixed IO.
+68%
ADQ Read
Avg. 4K-64Thread Read Speed 		268 MB/s 333 MB/s Faster deep queue read.
+24%
ADQ Write
Avg. 4K-64Thread Write Speed 		152 MB/s 298 MB/s Hugely faster deep queue write.
+96%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed 		118 MB/s 182 MB/s Much faster deep queue mixed IO.
+54%
Specifications 
Capacity
Capacity 		120GB 512GB
Conclusion 
Average Bench 66.9%
Average Bench 104%
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greate [Sep '19 rakib1971]

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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.

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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?
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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 $131Nvidia 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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