Average Bench: 76.8% (525th of 1058)

Based on 10,437 user benchmarks.  Models: SanDisk SDSSDHII120G, SanDis SDSSDHII120G, SanDisk SDSSDHII

Good average bench

The SanDisk Ultra II 120GB averaged 23.1% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the SanDisk Ultra II 120GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 207MB/s
Avg. 4K Random Mixed IO Speed 35MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra II 120GB is 39.4%. This is a relatively wide range which indicates that the SanDisk Ultra II 120GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 119MB/s
Avg. Sequential Mixed IO Speed 224MB/s

Average Bench

(Based on 10,437 samples)
Min Avg Max
335 Read 444 501
150 Write 319 459
138 Mixed 224 308
61.5 SusWrite 119 165
61.3% 276 MB/s
Min Avg Max
18.5 4K Read 29.1 35.8
36 4K Write 79.3 113
20.4 4K Mixed 35 45.6
131% 47.8 MB/s
Min Avg Max
166 DQ Read 286 315
101 DQ Write 239 311
78.8 DQ Mixed 207 253
170% 244 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
32GB free (System drive)
Firmware: X31000RL
SusWrite @10s intervals: 143 121 112 120 116 90 MB/s
Read 488
Write 448
Mixed 257
SusWrite 117
73% 328 MB/s
4K Read 33.8
4K Write 97.2
4K Mixed 41.3
156% 57.4 MB/s
DQ Read 311
DQ Write 260
DQ Mixed 229
187% 267 MB/s
46GB free
Firmware: X31000RL
SusWrite @10s intervals: 160 127 119 116 94 106 MB/s
Read 440
Write 356
Mixed 175
SusWrite 120
61% 273 MB/s
4K Read 31.8
4K Write 84.3
4K Mixed 39.7
144% 51.9 MB/s
DQ Read 312
DQ Write 272
DQ Mixed 236
192% 274 MB/s
46GB free (System drive)
Firmware: X31000RL
SusWrite @10s intervals: 190 111 89 77 67 60 MB/s
Read 430
Write 401
Mixed 274
SusWrite 98.9
67% 301 MB/s
4K Read 28.6
4K Write 88.8
4K Mixed 39.2
141% 52.2 MB/s
DQ Read 309
DQ Write 292
DQ Mixed 249
201% 283 MB/s
10,437 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 49,497,146 SSDs tested.

Typical Ultra II 120GB Builds (Compare 13,945 builds) See popular component choices, score breakdowns and rankings.
Gaming 45%
Desktop 86%
Aircraft carrier
Workstation 39%
Jet ski

Motherboard: MSI Z97 GAMING 5 (MS-7917)

EDIT WITH CUSTOM PC BUILDER Value: 52% - Above average Total price: $764

Popular Ultra II 120GB compatible motherboards:

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.
Solid State Drive Rankings (Price vs Performance) December 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]


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.


Controller: Marvell 88SS9187. Memory: SanDisk 19nm TLC

Everything you do on your computer - faster...

Added 6 years ago.

1058 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 i5-12600K $300Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11600K $220Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-11700K $315Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $67SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $74SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $71G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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