SanDiskSDSSDHII-480G-G25
SamsungMZ-75E500B

Controller: Marvell 88SS9187. Memory: SanDisk 19nm TLC.

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

Real World Speed
Performance profile from 95,123 user samples
9,001 User Benchmarks
Best Bench: 85% 447GB free
Worst Bench: 51% 16GB free
Poor: 51% Great: 85%
SPEED RANK: 359th / 853
86,122 User Benchmarks
Best Bench: 119% 466GB free
Worst Bench: 70% 407GB free
Poor: 70% Great: 119%
SPEED RANK: 60th / 853
Effective Speed
Effective SSD Speed
67.9 % -43% 97.3 % Much faster effective speed.
+43%
Read
Avg. Sequential Read Speed
465 MB/s -7% 498 MB/s Slightly faster read speed.
+7%
Write
Avg. Sequential Write Speed
277 MB/s -41% 391 MB/s Much faster write speed.
+41%
4K Read
Avg. 4K Random Read Speed
27.2 MB/s -44% 39.1 MB/s Much faster random read.
+44%
4K Write
Avg. 4K Random Write Speed
50.7 MB/s -57% 79.4 MB/s Much faster random write.
+57%
Mixed
Avg. Sequential Mixed IO Speed
269 MB/s -47% 396 MB/s Much faster mixed IO speed.
+47%
4K Mixed
Avg. 4K Random Mixed IO Speed
14.6 MB/s -143% 35.5 MB/s Hugely faster random mixed IO.
+143%
Read
Peak Sequential Read Speed
501 MB/s -3% 518 MB/s +3%
Write
Peak Sequential Write Speed
347 MB/s -19% 414 MB/s Faster peak write speed.
+19%
4K Read
Peak 4K Random Read Speed
36.3 MB/s -33% 48.3 MB/s Much faster peak random read.
+33%
4K Write
Peak 4K Random Write Speed
82.7 MB/s -33% 110 MB/s Much faster peak random write.
+33%
Mixed
Peak Sequential Mixed IO Speed
338 MB/s -25% 422 MB/s Faster peak mixed IO speed.
+25%
4K Mixed
Peak 4K Random Mixed IO Speed
20.9 MB/s -148% 51.8 MB/s Hugely faster peak random mixed IO.
+148%
Market Share
Based on 3,339,136 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.63 % -949% 6.61 % Hugely higher market share.
+949%
Value
Value For Money
82 % -38% 113 % Much better value.
+38%
User Rating
UBM User Rating
61 % -52% 93 % Much more popular.
+52%
Price
Price (score)
$142 Slightly cheaper.
+9%
$155 -9%
Age
Newest
34 Months -9% 31 Months Slightly more recent.
+9%
DQ Read
Peak 4K-64Thread Read Speed
370 MB/s -2% 379 MB/s +2%
DQ Write
Peak 4K-64Thread Write Speed
211 MB/s -35% 285 MB/s Much faster peak deep queue write.
+35%
AS-SSD Total
AS-SSD Total Score
1,023 Pts -15% 1174 Pts Slightly stronger server IO.
+15%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
50.5 MB/s -157% 130 MB/s Hugely faster peak deep queue mixed IO.
+157%
ADQ Read
Avg. 4K-64Thread Read Speed
186 MB/s -12% 209 MB/s Slightly faster deep queue read.
+12%
ADQ Write
Avg. 4K-64Thread Write Speed
136 MB/s -45% 197 MB/s Much faster deep queue write.
+45%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
29.1 MB/s -161% 76 MB/s Hugely faster deep queue mixed IO.
+161%
Capacity
Capacity
480GB 500GB
Solid State Drive Rankings (Price vs Performance) July 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 $309Nvidia GTX 1070 $390Samsung 850 Evo 250GB $83
AMD Ryzen 7 1700 $280AMD RX 480 $366Samsung 850 Pro 256GB $120
Intel Core i5-7600K $235Nvidia GTX 1060-6GB $33Samsung 850 Evo 500GB $155
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $140SanDisk Extreme 64GB $33
Seagate Barracuda 3TB (2016) $83G.SKILL Trident Z DDR4 3200 C14 4x16GB $714SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $44HyperX Fury DDR4 2133 C14 2x8GB $140SanDisk Ultra Fit 32GB $13
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