SanDiskSDSSDXPS-480G-G25
SamsungMZ-77E250B

Controller: Marvell 88SS9187-BLD2. Flash Memory: SanDisk 19nm eX2 ABL MLC. Release date: Q2 2014.

Controller: Samsung MKX. Memory: Samsung 128 layer TLC V-NAND. Release date: Q1 2021.

Real World Speed
Performance profile from 13,086 user samples
9,194 User Benchmarks
Best Bench: 114% 90GB free
Worst Bench: 68% 45GB free
Poor: 68% Great: 114%
SPEED RANK: 267th / 1058
3,892 User Benchmarks
Best Bench: 131% 229GB free
Worst Bench: 78% 165GB free (System drive)
Poor: 78% Great: 131%
SPEED RANK: 222nd / 1058
Effective Speed
Effective SSD Speed
94.6 % 106 % Faster effective speed.
+12%
Read
Avg. Sequential Read Speed
466 MB/s 471 MB/s +1%
Write
Avg. Sequential Write Speed
420 MB/s +2% 411 MB/s
4K Read
Avg. 4K Random Read Speed
28.9 MB/s 38.8 MB/s Much faster random read.
+34%
4K Write
Avg. 4K Random Write Speed
75 MB/s 87.2 MB/s Faster random write.
+16%
Mixed
Avg. Sequential Mixed IO Speed
266 MB/s 381 MB/s Much faster mixed IO speed.
+43%
4K Mixed
Avg. 4K Random Mixed IO Speed
33.7 MB/s 49.6 MB/s Much faster random mixed IO.
+47%
SusWrite
Avg. Sustained Write Speed
392 MB/s Faster sustained write speed.
+17%
335 MB/s
Read
Peak Sequential Read Speed
509 MB/s 517 MB/s +2%
Write
Peak Sequential Write Speed
482 MB/s 492 MB/s +2%
4K Read
Peak 4K Random Read Speed
35.4 MB/s 50.3 MB/s Much faster peak random read.
+42%
4K Write
Peak 4K Random Write Speed
114 MB/s 122 MB/s Slightly faster peak random write.
+7%
Mixed
Peak Sequential Mixed IO Speed
308 MB/s 459 MB/s Much faster peak mixed IO speed.
+49%
4K Mixed
Peak 4K Random Mixed IO Speed
42.5 MB/s 67.8 MB/s Much faster peak random mixed IO.
+60%
SusWrite
Peak Sequential Sustained Write 60s Average
479 MB/s Faster peak sustained write speed.
+21%
395 MB/s
Market Share
Based on 46,993,669 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.01 % 0.12 % Insanely higher market share.
+1,100%
Value
Value For Money
11.1 % 18.9 % Much better value.
+71%
User Rating
UBM User Rating
53 % 56 % Slightly more popular.
+6%
Price
Price (score)
$219 $65 Much cheaper.
+70%
Age
Newest
87 Months 7 Months Hugely more recent.
+92%
DQ Read
Peak 4K-64Thread Read Speed
377 MB/s 389 MB/s +3%
DQ Write
Peak 4K-64Thread Write Speed
339 MB/s 361 MB/s Slightly faster peak deep queue write.
+6%
AS-SSD Total
AS-SSD Total Score
1,212 Pts 1,293 Pts Slightly stronger server IO.
+7%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
165 MB/s 372 MB/s Hugely faster peak deep queue mixed IO.
+125%
ADQ Read
Avg. 4K-64Thread Read Speed
324 MB/s 344 MB/s Slightly faster deep queue read.
+6%
ADQ Write
Avg. 4K-64Thread Write Speed
271 MB/s 298 MB/s Slightly faster deep queue write.
+10%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
149 MB/s 286 MB/s Hugely faster deep queue mixed IO.
+92%
Capacity
Capacity
480GB 250GB
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light speed ssd [Feb '21 tester4678]

MORE DETAILS

Solid State Drive Rankings (Price vs Performance) September 2021 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
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.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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 current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 850 Evo 120GB $183
Intel Core i7-11700K $350Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $78SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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