SamsungMZ-7KE512BW
SanDiskSDSSDXPS-480G-G25

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

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

Real World Speed
Performance profile from 13,596 user samples
11,900 User Benchmarks
Best Bench: 126% 255GB free
Worst Bench: 74% 140GB free
Poor: 74% Great: 126%
SPEED RANK: 55th / 859
1,696 User Benchmarks
Best Bench: 108% 346GB free
Worst Bench: 67% 277GB free
Poor: 67% Great: 108%
SPEED RANK: 87th / 859
Effective Speed
Effective SSD Speed
103 % Slightly faster effective speed.
+15%
89.6 % -15%
Read
Avg. Sequential Read Speed
506 MB/s +3% 491 MB/s -3%
Write
Avg. Sequential Write Speed
446 MB/s +1% 441 MB/s -1%
4K Read
Avg. 4K Random Read Speed
33.1 MB/s Faster random read.
+16%
28.6 MB/s -16%
4K Write
Avg. 4K Random Write Speed
90.1 MB/s Faster random write.
+16%
77.7 MB/s -16%
Mixed
Avg. Sequential Mixed IO Speed
466 MB/s Slightly faster mixed IO speed.
+6%
438 MB/s -6%
4K Mixed
Avg. 4K Random Mixed IO Speed
38 MB/s Much faster random mixed IO.
+67%
22.7 MB/s -67%
Read
Peak Sequential Read Speed
528 MB/s +2% 516 MB/s -2%
Write
Peak Sequential Write Speed
503 MB/s +1% 496 MB/s -1%
4K Read
Peak 4K Random Read Speed
44.3 MB/s Faster peak random read.
+22%
36.3 MB/s -22%
4K Write
Peak 4K Random Write Speed
130 MB/s Slightly faster peak random write.
+12%
116 MB/s -12%
Mixed
Peak Sequential Mixed IO Speed
515 MB/s Slightly faster peak mixed IO speed.
+6%
485 MB/s -6%
4K Mixed
Peak 4K Random Mixed IO Speed
56.8 MB/s Hugely faster peak random mixed IO.
+87%
30.3 MB/s -87%
Market Share
Based on 3,849,165 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.64 % Hugely higher market share.
+611%
0.09 % -611%
Value
Value For Money
95 % Better value.
+18%
80.7 % -18%
User Rating
UBM User Rating
73 % More popular.
+18%
62 % -18%
Price
Price (score)
$215 -3% $209 +3%
Age
Newest
38 Months +3% 39 Months -3%
DQ Read
Peak 4K-64Thread Read Speed
382 MB/s +4% 367 MB/s -4%
DQ Write
Peak 4K-64Thread Write Speed
342 MB/s +3% 331 MB/s -3%
AS-SSD Total
AS-SSD Total Score
1,262 Pts Slightly stronger server IO.
+5%
1,196 Pts -5%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
170 MB/s Hugely faster peak deep queue mixed IO.
+159%
65.7 MB/s -159%
ADQ Read
Avg. 4K-64Thread Read Speed
229 MB/s Slightly faster deep queue read.
+14%
201 MB/s -14%
ADQ Write
Avg. 4K-64Thread Write Speed
235 MB/s Slightly faster deep queue write.
+7%
219 MB/s -7%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
105 MB/s Hugely faster deep queue mixed IO.
+128%
46.1 MB/s -128%
Capacity
Capacity
512GB 480GB
Solid State Drive Rankings (Price vs Performance) September 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 $297Nvidia GTX 1070 $410Samsung 850 Evo 250GB $97
AMD Ryzen 7 1700 $270AMD RX 480 $350Samsung 850 Pro 256GB $120
Intel Core i5-7600K $220Nvidia GTX 1060-6GB $265Samsung 850 Evo 500GB $149
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45G.SKILL Trident Z DDR4 3200 C14 4x16GB $724SanDisk Extreme 64GB $33
Seagate Barracuda 3TB (2016) $77Corsair Vengeance LPX DDR4 3000 C15 2x8GB $152SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $40HyperX Fury DDR4 2133 C14 2x8GB $141SanDisk Extreme 16GB $20
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