SamsungMZ-77E250B
PNYSSD7CS900-120-RB

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

Real World Speed
Performance profile from 41,356 user samples
3,965 User Benchmarks
Best Bench: 130% 233GB free
Worst Bench: 78% 165GB free (System drive)
Poor: 78% Great: 130%
SPEED RANK: 224th / 1058
37,391 User Benchmarks
Best Bench: 86% 112GB free
Worst Bench: 43% 15GB free (System drive)
Poor: 43% Great: 86%
SPEED RANK: 663rd / 1058
Effective Speed
Effective SSD Speed
105 % Much faster effective speed.
+52%
69.3 %
Read
Avg. Sequential Read Speed
470 MB/s Faster read speed.
+17%
401 MB/s
Write
Avg. Sequential Write Speed
407 MB/s Much faster write speed.
+55%
263 MB/s
4K Read
Avg. 4K Random Read Speed
38.6 MB/s Faster random read.
+25%
31 MB/s
4K Write
Avg. 4K Random Write Speed
86.8 MB/s Faster random write.
+22%
71.1 MB/s
Mixed
Avg. Sequential Mixed IO Speed
378 MB/s Much faster mixed IO speed.
+35%
281 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
49.2 MB/s Much faster random mixed IO.
+69%
29.1 MB/s
SusWrite
Avg. Sustained Write Speed
334 MB/s Hugely faster sustained write speed.
+221%
104 MB/s
Read
Peak Sequential Read Speed
516 MB/s Slightly faster peak read speed.
+6%
489 MB/s
Write
Peak Sequential Write Speed
491 MB/s Faster peak write speed.
+27%
386 MB/s
4K Read
Peak 4K Random Read Speed
50.2 MB/s Faster peak random read.
+25%
40.3 MB/s
4K Write
Peak 4K Random Write Speed
122 MB/s Much faster peak random write.
+32%
92.1 MB/s
Mixed
Peak Sequential Mixed IO Speed
458 MB/s Much faster peak mixed IO speed.
+31%
349 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
67.8 MB/s Much faster peak random mixed IO.
+71%
39.6 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
395 MB/s Hugely faster peak sustained write speed.
+141%
164 MB/s
Market Share
Based on 47,292,336 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.12 % 0.21 % Much higher market share.
+75%
Value
Value For Money
19.2 % Better value.
+20%
16.1 %
User Rating
UBM User Rating
56 % Slightly more popular.
+8%
52 %
Price
Price (score)
$63 $22 Much cheaper.
+65%
Age
Newest
8 Months Hugely more recent.
+87%
60+ Months
DQ Read
Peak 4K-64Thread Read Speed
389 MB/s Much faster peak deep queue read.
+43%
272 MB/s
DQ Write
Peak 4K-64Thread Write Speed
361 MB/s Slightly faster peak deep queue write.
+10%
329 MB/s
AS-SSD Total
AS-SSD Total Score
1,292 Pts Stronger server IO.
+27%
1,016 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
372 MB/s Hugely faster peak deep queue mixed IO.
+88%
198 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
341 MB/s Much faster deep queue read.
+61%
212 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
295 MB/s Faster deep queue write.
+21%
244 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
281 MB/s Hugely faster deep queue mixed IO.
+90%
148 MB/s
Capacity
Capacity
250GB 120GB
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light speed ssd [Feb '21 tester4678]

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Excellent SSD for PC Builders with very tight budget ($300 and below). However, the performance and capacity is low hence the SSD's low price. [Dec '19 ColdSpy]

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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 3070 $500Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i7-11700K $394Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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