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 80,693 user samples
6,090 User Benchmarks
Best Bench: 84% 304GB free
Worst Bench: 51% 148GB free
Poor: 51% Great: 84%
SPEED RANK: 355th / 850
74,603 User Benchmarks
Best Bench: 118% 302GB free
Worst Bench: 71% 354GB free
Poor: 71% Great: 118%
SPEED RANK: 55th / 850
Effective Speed
Effective SSD Speed
68 % -44% 97.7 % Much faster effective speed.
+44%
Read
Avg. Sequential Read Speed
470 MB/s -6% 498 MB/s Slightly faster read speed.
+6%
Write
Avg. Sequential Write Speed
271 MB/s -45% 393 MB/s Much faster write speed.
+45%
4K Read
Avg. 4K Random Read Speed
27.6 MB/s -41% 38.8 MB/s Much faster random read.
+41%
4K Write
Avg. 4K Random Write Speed
51.3 MB/s -58% 81.3 MB/s Much faster random write.
+58%
Mixed
Avg. Sequential Mixed IO Speed
265 MB/s -51% 399 MB/s Much faster mixed IO speed.
+51%
4K Mixed
Avg. 4K Random Mixed IO Speed
14.4 MB/s -150% 36 MB/s Hugely faster random mixed IO.
+150%
Read
Peak Sequential Read Speed
501 MB/s -3% 518 MB/s +3%
Write
Peak Sequential Write Speed
348 MB/s -19% 414 MB/s Faster peak write speed.
+19%
4K Read
Peak 4K Random Read Speed
36.1 MB/s -34% 48.2 MB/s Much faster peak random read.
+34%
4K Write
Peak 4K Random Write Speed
81.8 MB/s -37% 112 MB/s Much faster peak random write.
+37%
Mixed
Peak Sequential Mixed IO Speed
337 MB/s -25% 422 MB/s Faster peak mixed IO speed.
+25%
4K Mixed
Peak 4K Random Mixed IO Speed
21 MB/s -147% 51.8 MB/s Hugely faster peak random mixed IO.
+147%
Market Share
Based on 2,840,484 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.69 % -807% 6.26 % Hugely higher market share.
+807%
Value
Value For Money
78.5 % -38% 108 % Much better value.
+38%
User Rating
UBM User Rating
59 % -49% 88 % Much more popular.
+49%
Price
Price (score)
$150 Slightly cheaper.
+9%
$165 -9%
Age
Newest
32 Months -9% 29 Months Slightly more recent.
+9%
DQ Read
Peak 4K-64Thread Read Speed
368 MB/s -3% 379 MB/s +3%
DQ Write
Peak 4K-64Thread Write Speed
208 MB/s -38% 287 MB/s Much faster peak deep queue write.
+38%
AS-SSD Total
AS-SSD Total Score
1,016 Pts -16% 1,178 Pts Stronger server IO.
+16%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
50.4 MB/s -156% 129 MB/s Hugely faster peak deep queue mixed IO.
+156%
ADQ Read
Avg. 4K-64Thread Read Speed
186 MB/s -10% 204 MB/s Slightly faster deep queue read.
+10%
ADQ Write
Avg. 4K-64Thread Write Speed
138 MB/s -43% 197 MB/s Much faster deep queue write.
+43%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
28.3 MB/s -164% 74.8 MB/s Hugely faster deep queue mixed IO.
+164%
Capacity
Capacity
480GB 500GB
Solid State Drive Rankings (Price vs Performance) May 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 $368Samsung 850 Evo 250GB $98
Intel Core i5-7600K $239AMD RX 480 $220Samsung 850 Pro 256GB $127
AMD Ryzen 7 1700 $300Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $165
HDDRAMUSB
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $127SanDisk Extreme 64GB $33
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $700SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $46Corsair Vengeance LPX DDR4 3200 C16 2x8GB $136SanDisk Ultra Fit 32GB $13
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