KingstonSV300S37A/480G
SanDiskSDSSDXPS-480G-G25

Controller: LSI SandForce SF2281. Flash Memory: Toshiba 19nm Toggle Mode MLC. Release date: Q4 2012.

VS
About

Controller: Marvell 88SS9187-BLD2. Flash Memory: SanDisk 19nm eX2 ABL MLC. Release date: Q2 2014.

Real World Speed
Performance profile from 12,542 user samples
8,110 User Benchmarks
Best Bench: 63% 161GB free
Worst Bench: 34% 80GB free
Poor: 34% Great: 63%
SPEED RANK: 827th / 1017
4,432 User Benchmarks
Best Bench: 114% 423GB free
Worst Bench: 69% 73GB free (System drive)
Poor: 69% Great: 114%
SPEED RANK: 232nd / 1017
Effective Speed
Effective SSD Speed
50.8 % 94.6 % Hugely faster effective speed.
+86%
Read
Avg. Sequential Read Speed
321 MB/s 468 MB/s Much faster read speed.
+46%
Write
Avg. Sequential Write Speed
235 MB/s 423 MB/s Much faster write speed.
+80%
4K Read
Avg. 4K Random Read Speed
22.8 MB/s 29.4 MB/s Faster random read.
+29%
4K Write
Avg. 4K Random Write Speed
18 MB/s 78.4 MB/s Hugely faster random write.
+336%
Mixed
Avg. Sequential Mixed IO Speed
250 MB/s 266 MB/s Slightly faster mixed IO speed.
+6%
4K Mixed
Avg. 4K Random Mixed IO Speed
20.4 MB/s 34.6 MB/s Much faster random mixed IO.
+70%
SusWrite
Avg. Sustained Write Speed
180 MB/s 374 MB/s Hugely faster sustained write speed.
+108%
Read
Peak Sequential Read Speed
438 MB/s 508 MB/s Faster peak read speed.
+16%
Write
Peak Sequential Write Speed
319 MB/s 479 MB/s Much faster peak write speed.
+50%
4K Read
Peak 4K Random Read Speed
29.9 MB/s 36.2 MB/s Faster peak random read.
+21%
4K Write
Peak 4K Random Write Speed
23.3 MB/s 116 MB/s Hugely faster peak random write.
+398%
Mixed
Peak Sequential Mixed IO Speed
328 MB/s +3% 319 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
26.5 MB/s 43.5 MB/s Much faster peak random mixed IO.
+64%
SusWrite
Peak Sequential Sustained Write 60s Average
239 MB/s 478 MB/s Hugely faster peak sustained write speed.
+100%
Market Share
Based on 22,602,638 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.06 % Hugely higher market share.
+200%
0.02 %
Value
Value For Money
10.7 % 11.1 % +3%
User Rating
UBM User Rating
57 % 62 % Slightly more popular.
+9%
Price
Price (score)
$100 Much cheaper.
+54%
$219
Age
Newest
87 Months 68 Months More recent.
+22%
DQ Read
Peak 4K-64Thread Read Speed
222 MB/s 379 MB/s Much faster peak deep queue read.
+71%
DQ Write
Peak 4K-64Thread Write Speed
91.2 MB/s 340 MB/s Hugely faster peak deep queue write.
+273%
AS-SSD Total
AS-SSD Total Score
599 Pts 1,220 Pts Hugely stronger server IO.
+104%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
108 MB/s 164 MB/s Much faster peak deep queue mixed IO.
+52%
ADQ Read
Avg. 4K-64Thread Read Speed
163 MB/s 317 MB/s Hugely faster deep queue read.
+94%
ADQ Write
Avg. 4K-64Thread Write Speed
75.4 MB/s 272 MB/s Hugely faster deep queue write.
+261%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
87.5 MB/s 145 MB/s Much faster deep queue mixed IO.
+66%
Capacity
Capacity
480GB 480GB
Solid State Drive Rankings (Price vs Performance) February 2020 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 freeware 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 upgrades.

UserBenchmark of the month

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.
  • - 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.
  • - Share your opinion by voting.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-9400F $150Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $49
Intel Core i5-9600K $210Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $356Nvidia RTX 2060 $330Samsung 850 Pro 512GB $249
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $73SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $683SanDisk Extreme 16GB $24
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