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 9,916 user samples
8,766 User Benchmarks
Best Bench: 122% 236GB free
Worst Bench: 71% 259GB free
Poor: 71% Great: 122%
SPEED RANK: 50th / 848
1,150 User Benchmarks
Best Bench: 109% 331GB free
Worst Bench: 65% 318GB free
Poor: 65% Great: 109%
SPEED RANK: 90th / 848
Effective Speed
Effective SSD Speed
99.2 % Slightly faster effective speed.
+13%
88.1 % -13%
Read
Avg. Sequential Read Speed
500 MB/s +3% 485 MB/s -3%
Write
Avg. Sequential Write Speed
448 MB/s +3% 435 MB/s -3%
4K Read
Avg. 4K Random Read Speed
32.2 MB/s Slightly faster random read.
+14%
28.2 MB/s -14%
4K Write
Avg. 4K Random Write Speed
88 MB/s Slightly faster random write.
+14%
77 MB/s -14%
Mixed
Avg. Sequential Mixed IO Speed
469 MB/s Slightly faster mixed IO speed.
+8%
434 MB/s -8%
4K Mixed
Avg. 4K Random Mixed IO Speed
34.5 MB/s Much faster random mixed IO.
+55%
22.3 MB/s -55%
Read
Peak Sequential Read Speed
528 MB/s +2% 516 MB/s -2%
Write
Peak Sequential Write Speed
503 MB/s +2% 493 MB/s -2%
4K Read
Peak 4K Random Read Speed
41.4 MB/s Faster peak random read.
+15%
36 MB/s -15%
4K Write
Peak 4K Random Write Speed
126 MB/s Slightly faster peak random write.
+10%
115 MB/s -10%
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
54.5 MB/s Much faster peak random mixed IO.
+80%
30.3 MB/s -80%
Market Share
Based on 2,386,282 SSDs tested.
Market Share
Market Share (trailing 30 days)
1.1 % Hugely higher market share.
+1,000%
0.1 % -1,000%
Value
Value For Money
91.8 % Better value.
+20%
76.7 % -20%
User Rating
UBM User Rating
67 % Slightly more popular.
+14%
59 % -14%
Price
Price (score)
$215 +2% $219 -2%
Age
Newest
32 Months +3% 33 Months -3%
DQ Read
Peak 4K-64Thread Read Speed
380 MB/s +3% 368 MB/s -3%
DQ Write
Peak 4K-64Thread Write Speed
343 MB/s Slightly faster peak deep queue write.
+5%
326 MB/s -5%
AS-SSD Total
AS-SSD Total Score
1,250 Pts +5% 1,191 Pts -5%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
170 MB/s Hugely faster peak deep queue mixed IO.
+160%
65.5 MB/s -160%
ADQ Read
Avg. 4K-64Thread Read Speed
197 MB/s +3% 191 MB/s -3%
ADQ Write
Avg. 4K-64Thread Write Speed
225 MB/s Slightly faster deep queue write.
+7%
211 MB/s -7%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
91.7 MB/s Hugely faster deep queue mixed IO.
+107%
44.2 MB/s -107%
Capacity
Capacity
512GB 480GB
Solid State Drive Rankings (Price vs Performance) March 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]

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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 $310AMD RX 480 $205Samsung 850 Evo 250GB $93
AMD Ryzen 7 1700 $330Nvidia GTX 1070 $370Samsung 850 Pro 256GB $130
Intel Core i5-7600K $215Nvidia GTX 1060-6GB $235Samsung 850 Evo 500GB $177
HDDRAMUSB
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $110SanDisk Extreme 64GB $34
Seagate Barracuda 3TB (2016) $90G.SKILL Trident Z DDR4 3200 C14 4x16GB $430SanDisk Extreme 32GB $26
Seagate Barracuda 7200.14 1TB $50Corsair Vengeance LPX DDR4 3200 C16 2x8GB $135SanDisk Ultra Fit 32GB $9
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