SanDiskSDSSDHII-480G-G25
SamsungMZ-7KE512BW

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

Controller: Samsung Triple Core MEX. Memory: Samsung 40nm MLC V-NAND

Real World Speed
Performance profile from 13,319 user samples
5,593 User Benchmarks
Best Bench: 85% 40GB free
Worst Bench: 49% 369GB free
Poor: 49% Great: 85%
SPEED RANK: 350th / 836
7,726 User Benchmarks
Best Bench: 124% 267GB free
Worst Bench: 71% 169GB free
Poor: 71% Great: 124%
SPEED RANK: 46th / 836
Effective Speed
Effective SSD Speed
67.9 % -48% 101 % Much faster effective speed.
+48%
Read
Avg. Sequential Read Speed
461 MB/s -10% 506 MB/s Slightly faster read speed.
+10%
Write
Avg. Sequential Write Speed
274 MB/s -65% 453 MB/s Much faster write speed.
+65%
4K Read
Avg. 4K Random Read Speed
27.3 MB/s -18% 32.1 MB/s Faster random read.
+18%
4K Write
Avg. 4K Random Write Speed
51.1 MB/s -72% 87.9 MB/s Much faster random write.
+72%
Mixed
Avg. Sequential Mixed IO Speed
270 MB/s -76% 474 MB/s Much faster mixed IO speed.
+76%
4K Mixed
Avg. 4K Random Mixed IO Speed
14.7 MB/s -143% 35.7 MB/s Hugely faster random mixed IO.
+143%
Read
Peak Sequential Read Speed
499 MB/s -6% 528 MB/s Slightly faster peak read speed.
+6%
Write
Peak Sequential Write Speed
346 MB/s -45% 502 MB/s Much faster peak write speed.
+45%
4K Read
Peak 4K Random Read Speed
37.2 MB/s -9% 40.4 MB/s Slightly faster peak random read.
+9%
4K Write
Peak 4K Random Write Speed
83.9 MB/s -51% 127 MB/s Much faster peak random write.
+51%
Mixed
Peak Sequential Mixed IO Speed
339 MB/s -52% 515 MB/s Much faster peak mixed IO speed.
+52%
4K Mixed
Peak 4K Random Mixed IO Speed
21.4 MB/s -140% 51.4 MB/s Hugely faster peak random mixed IO.
+140%
Market Share
Based on 2,122,423 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.6 % -50% 0.9 % Much higher market share.
+50%
Value
Value For Money
85.9 % -11% 95.3 % Slightly better value.
+11%
User Rating
UBM User Rating
59 % -15% 68 % More popular.
+15%
Price
Price (score)
$133 Much cheaper.
+36%
$209 -36%
Age
Newest
29 Months Slightly more recent.
+6%
31 Months -6%
DQ Read
Peak 4K-64Thread Read Speed
372 MB/s -3% 382 MB/s +3%
DQ Write
Peak 4K-64Thread Write Speed
211 MB/s -63% 344 MB/s Much faster peak deep queue write.
+63%
AS-SSD Total
AS-SSD Total Score
1,029 Pts -22% 1,253 Pts Stronger server IO.
+22%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
51.3 MB/s -235% 172 MB/s Hugely faster peak deep queue mixed IO.
+235%
ADQ Read
Avg. 4K-64Thread Read Speed
193 MB/s -9% 211 MB/s Slightly faster deep queue read.
+9%
ADQ Write
Avg. 4K-64Thread Write Speed
136 MB/s -70% 231 MB/s Much faster deep queue write.
+70%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
29.5 MB/s -229% 97.1 MB/s Hugely faster deep queue mixed IO.
+229%
Capacity
Capacity
480GB 512GB
Solid State Drive Rankings (Price vs Performance) February 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 $346Nvidia GTX 1070 $370Samsung 850 Evo 250GB $94
Intel Pentium G4560 $71AMD RX 480 $175Samsung 850 Pro 256GB $124
Intel Core i5-7600K $230Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $169
HDDRAMUSB
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $125SanDisk Extreme 64GB $34
Seagate Barracuda 3TB (2016) $90G.SKILL Trident Z DDR4 3200 C14 4x16GB $570SanDisk Extreme 32GB $23
Seagate Barracuda 7200.14 1TB $50HyperX Fury DDR4 2133 C14 2x8GB $123SanDisk Extreme 16GB $18
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