SamsungMZ-77E1T0B
SamsungMZ-7KE512BW

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

Controller: Samsung Triple Core MEX. Memory: Samsung 40nm MLC V-NAND. Release date: Q3 2014.

Real World Speed
Performance profile from 46,962 user samples
5,959 User Benchmarks
Best Bench: 138% 275GB free (System drive)
Worst Bench: 85% 76GB free
Poor: 85% Great: 138%
SPEED RANK: 182nd / 1058
41,003 User Benchmarks
Best Bench: 123% 461GB free
Worst Bench: 73% 122GB free (System drive)
Poor: 73% Great: 123%
SPEED RANK: 230th / 1058
Effective Speed
Effective SSD Speed
117 % Faster effective speed.
+14%
103 %
Read
Avg. Sequential Read Speed
484 MB/s +1% 477 MB/s
Write
Avg. Sequential Write Speed
445 MB/s Slightly faster write speed.
+9%
409 MB/s
4K Read
Avg. 4K Random Read Speed
41.9 MB/s Faster random read.
+24%
33.9 MB/s
4K Write
Avg. 4K Random Write Speed
94.2 MB/s Slightly faster random write.
+8%
87.5 MB/s
Mixed
Avg. Sequential Mixed IO Speed
420 MB/s Faster mixed IO speed.
+20%
350 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
55.3 MB/s Faster random mixed IO.
+24%
44.6 MB/s
SusWrite
Avg. Sustained Write Speed
433 MB/s Faster sustained write speed.
+17%
369 MB/s
Read
Peak Sequential Read Speed
518 MB/s +1% 515 MB/s
Write
Peak Sequential Write Speed
492 MB/s +1% 488 MB/s
4K Read
Peak 4K Random Read Speed
49.8 MB/s Faster peak random read.
+18%
42.2 MB/s
4K Write
Peak 4K Random Write Speed
124 MB/s +4% 119 MB/s
Mixed
Peak Sequential Mixed IO Speed
462 MB/s Faster peak mixed IO speed.
+16%
398 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
68.7 MB/s Faster peak random mixed IO.
+24%
55.3 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
491 MB/s +1% 487 MB/s
Market Share
Based on 44,201,563 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.31 % Hugely higher market share.
+210%
0.1 %
Value
Value For Money
40 % Hugely better value.
+246%
11.5 %
User Rating
UBM User Rating
55 % 56 % +2%
Price
Price (score)
$110 Much cheaper.
+56%
$249
Age
Newest
4+ Months Hugely more recent.
+95%
83 Months
DQ Read
Peak 4K-64Thread Read Speed
388 MB/s +0% 387 MB/s
DQ Write
Peak 4K-64Thread Write Speed
362 MB/s +1% 358 MB/s
AS-SSD Total
AS-SSD Total Score
1,293 Pts +2% 1,267 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
373 MB/s +3% 363 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
340 MB/s 340 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
295 MB/s +5% 282 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
306 MB/s +3% 296 MB/s
Capacity
Capacity
1TB 512GB
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Great SSD [Mar '21 Emerald_Wolf]

MORE DETAILS

Solid State Drive Rankings (Price vs Performance) June 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.
  • - 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.
  • - Share your opinion by voting.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11400F $220Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11600K $259Nvidia RTX 3060-Ti $400Samsung 850 Evo 120GB $78
Intel Core i7-10700K $293Nvidia RTX 3080 $700Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $92SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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