Average Bench: 13.2% (1037th of 1040)

Based on 259 user benchmarks.  Model: SanDisk iSSD P4 8GB

Terrible average bench

The Sandisk iSSD P4 8GB averaged 86.8% 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. 4K Random Read Speed 8.62MB/s
Avg. Sequential Read Speed 121MB/s

Excellent consistency

The range of scores (95th - 5th percentile) for the Sandisk iSSD P4 8GB is just 4.4%. This is an extremely narrow range which indicates that the Sandisk iSSD P4 8GB performs superbly consistently under varying real world conditions.


Avg. Sequential Write Speed 26.1MB/s
Avg. Sustained Write Speed 26.6MB/s

Average Bench

(Based on 259 samples)
Min Avg Max
105 Read 121 133
21.9 Write 26.1 29.6
15 Mixed 33 45.5
24.1 SusWrite 26.6 29.1
11.3% 51.7 MB/s
Min Avg Max
6.6 4K Read 8.62 10.4
4.44 4K Write 6.28 7.09
1.97 4K Mixed 4.87 7
22.6% 6.59 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
7GB free
Firmware: SSD 9.14
SusWrite @10s intervals: 26 26 28 27 28 28 MB/s
Read 131
Write 27.7
Mixed 32.3
SusWrite 27.1
12% 54.5 MB/s
4K Read 9.7
4K Write 7
4K Mixed 7.1
28% 7.93 MB/s
7GB free
Firmware: SSD 9.14
SusWrite @10s intervals: 27 27 28 28 28 28 MB/s
Read 136
Write 28
Mixed 36.2
SusWrite 27.6
12% 56.9 MB/s
4K Read 9.2
4K Write 5.3
4K Mixed 7.2
26% 7.23 MB/s
7GB free
Firmware: SSD
SusWrite @10s intervals: 26 28 28 28 28 28 MB/s
Read 94.6
Write 25.6
Mixed 28.1
SusWrite 27.5
10% 44 MB/s
4K Read 7.3
4K Write 6.7
4K Mixed 6.9
23% 6.97 MB/s
259 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 35,136,448 SSDs tested.

Typical iSSD P4 8GB Builds (Compare 130 builds) See popular component choices, score breakdowns and rankings.
Gaming 5%
Tree trunk
Desktop 52%
Workstation 5%
Tree trunk

System: Samsung 700Z3A/700Z4A/700Z5A/700Z5B


Popular iSSD P4 8GB 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.

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.
Solid State Drive Rankings (Price vs Performance) December 2020 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 - 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.


1040 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 i5-9600K $193Nvidia RTX 3070 $500Crucial MX500 250GB $34
Intel Core i5-9400F $155Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $78
Intel Core i5-10600K $250Nvidia GTX 1650S (Super) $190Samsung 850 Pro 512GB $181
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $64SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $69SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $639SanDisk Ultra Fit 32GB $16
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