SamsungMZ-75E500B
KingstonSV300S37A/480G

Controller: Samsung Dual Core MGX. Memory: Samsung 40nm TLC V-NAND

Controller: LSI SandForce SF2281. Flash Memory: Toshiba 19nm Toggle Mode MLC.

Real World Speed
Performance profile from 126,704 user samples
123,602 User Benchmarks
Best Bench: 118% 78GB free
Worst Bench: 69% 262GB free
Poor: 69% Great: 118%
SPEED RANK: 67th / 862
3,102 User Benchmarks
Best Bench: 64% 277GB free
Worst Bench: 35% 282GB free
Poor: 35% Great: 64%
SPEED RANK: 620th / 862
Effective Speed
Effective SSD Speed
96.3 % Hugely faster effective speed.
+86%
51.8 % -86%
Read
Avg. Sequential Read Speed
497 MB/s Slightly faster read speed.
+15%
434 MB/s -15%
Write
Avg. Sequential Write Speed
393 MB/s Much faster write speed.
+78%
221 MB/s -78%
4K Read
Avg. 4K Random Read Speed
38 MB/s Much faster random read.
+78%
21.3 MB/s -78%
4K Write
Avg. 4K Random Write Speed
80 MB/s Hugely faster random write.
+373%
16.9 MB/s -373%
Mixed
Avg. Sequential Mixed IO Speed
401 MB/s Much faster mixed IO speed.
+64%
245 MB/s -64%
4K Mixed
Avg. 4K Random Mixed IO Speed
35 MB/s Hugely faster random mixed IO.
+173%
12.8 MB/s -173%
Read
Peak Sequential Read Speed
518 MB/s +1% 513 MB/s -1%
Write
Peak Sequential Write Speed
415 MB/s Much faster peak write speed.
+43%
290 MB/s -43%
4K Read
Peak 4K Random Read Speed
48.2 MB/s Much faster peak random read.
+68%
28.7 MB/s -68%
4K Write
Peak 4K Random Write Speed
110 MB/s Hugely faster peak random write.
+395%
22.2 MB/s -395%
Mixed
Peak Sequential Mixed IO Speed
423 MB/s Much faster peak mixed IO speed.
+38%
306 MB/s -38%
4K Mixed
Peak 4K Random Mixed IO Speed
51.4 MB/s Hugely faster peak random mixed IO.
+179%
18.4 MB/s -179%
Market Share
Based on 4,442,253 SSDs tested.
Market Share
Market Share (trailing 30 days)
5.26 % Insanely higher market share.
+5,744%
0.09 % -5,744%
Value
Value For Money
116 % Hugely better value.
+98%
58.5 % -98%
User Rating
UBM User Rating
97 % Much more popular.
+73%
56 % -73%
Price
Price (score)
$148 +4% $155 -4%
Age
Newest
35 Months Much more recent.
+42%
60 Months -42%
DQ Read
Peak 4K-64Thread Read Speed
382 MB/s Hugely faster peak deep queue read.
+80%
212 MB/s -80%
DQ Write
Peak 4K-64Thread Write Speed
286 MB/s Hugely faster peak deep queue write.
+231%
86.5 MB/s -231%
AS-SSD Total
AS-SSD Total Score
1,179 Pts Hugely stronger server IO.
+104%
579 Pts -104%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
130 MB/s Hugely faster peak deep queue mixed IO.
+152%
51.5 MB/s -152%
ADQ Read
Avg. 4K-64Thread Read Speed
195 MB/s Hugely faster deep queue read.
+84%
106 MB/s -84%
ADQ Write
Avg. 4K-64Thread Write Speed
191 MB/s Hugely faster deep queue write.
+211%
61.4 MB/s -211%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
72.4 MB/s Hugely faster deep queue mixed IO.
+136%
30.7 MB/s -136%
Capacity
Capacity
500GB 480GB
Solid State Drive Rankings (Price vs Performance) November 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]

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 (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - 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 highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i7-7700K $288Nvidia GTX 1070 $410Samsung 850 Evo 250GB $90
AMD Ryzen 7 1700 $270AMD RX 480 $240Samsung 850 Pro 256GB $110
Intel Core i5-7600K $200Nvidia GTX 1060-6GB $260Samsung 850 Evo 500GB $148
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $189SanDisk Extreme 64GB $33
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $1,050SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $55Corsair Vengeance LPX DDR4 3200 C16 2x8GB $195SanDisk Ultra Fit 32GB $12
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