Average Bench: 66.1% (442nd of 908)

Based on 183 user benchmarks.  Models: SAMSUNG SSD PM830 2.5" 7, SAMSUNG SSD PM830 2.5" 7mm 512GB

Above average average bench

The Samsung PM830 512GB averaged 33.9% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.


Avg. Sequential Read Speed 464MB/s
Avg. Sequential Mixed IO Speed 374MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Samsung PM830 512GB is 26.8%. This is a relatively narrow range which indicates that the Samsung PM830 512GB performs reasonably consistently under varying real world conditions.


Avg. 4K-64Thread Write Speed 80.4MB/s
Avg. 4K Random Mixed IO Speed 16.3MB/s

Average Bench

(Based on 183 samples)
Min Avg Max
418 Read 464 486
230 Write 340 386
181 Mixed 374 429
87.4% 393 MB/s
Min Avg Max
10.5 4K Read 16.7 23.6
27.2 4K Write 44.8 75.3
9.32 4K Mixed 16.3 22.9
69.8% 25.9 MB/s
Min Avg Max
14.1 DQ Read 174 292
36.2 DQ Write 80.4 113
8.13 DQ Mixed 45.7 75.4
55.5% 99.9 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
420GB free
Firmware: CXM0 Max speed: SATA 3.0 600 MB/s
Read 478
Write 368
Mixed 427
94% 425 MB/s
4K Read 12.8
4K Write 39
4K Mixed 20.4
66% 24.1 MB/s
DQ Read 286
DQ Write 101
DQ Mixed 76.3
87% 154 MB/s
412GB free
Firmware: CXM0 Max speed: SATA 3.0 600 MB/s
Read 478
Write 349
Mixed 430
93% 419 MB/s
4K Read 12.1
4K Write 32.8
4K Mixed 19.4
61% 21.5 MB/s
DQ Read 284
DQ Write 98.6
DQ Mixed 74.8
86% 152 MB/s
26GB free
Firmware: CXM0
Read 347
Write 151
Mixed 195
51% 231 MB/s
4K Read 18.2
4K Write 41.6
4K Mixed 11.1
64% 23.6 MB/s
DQ Read 1.88
DQ Write 48.7
DQ Mixed 0.96
8% 17.2 MB/s
183 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 6,038,946 SSDs tested.

Typical PM830 512GB Builds (Compare 347 builds) See popular component choices, score breakdowns and rankings.
Gaming 13%
Tree trunk
Desktop 46%
Workstation 30%

System: Dell XPS L521X


Popular PM830 512GB systems:

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.

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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.
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Solid State Drive Rankings (Price vs Performance) March 2018 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]


Group Test Results

  • Best user rated - Sometimes benchmarks get it completely wrong...
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance, price and capacity.
  • Raw speed comparison - Raw speed readings.
  • Details ordered by value - Detailed performance stats ordered by overall value for money.


908 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i7-8700K $330Nvidia GTX 1070 $447Samsung 850 Evo 250GB $85
Intel Core i7-7700K $290Nvidia GTX 1060-6GB $335Samsung 850 Evo 500GB $150
Intel Core i5-8600K $243AMD RX 480 $400Samsung 850 Pro 256GB $120
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $195SanDisk Extreme 64GB $44
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $931SanDisk Extreme 32GB $23
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $205SanDisk Extreme 16GB $18
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