Average Bench: 67.6% (361st of 848)

more Based on 6,200 user benchmarks.  Models: SanDisk SDSSDHII480G, SanDis Ultra II 480GB, SanDis SDSSDHII480G, SanDisk SDSSDHII, SanDisk Ultra II 480, SanDisk Ultra II 480GB, SanDisk Ultra II

Above average average bench

The SanDisk Ultra II 480GB averaged 32.3% 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 27.4MB/s
Avg. Sequential Read Speed 461MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra II 480GB is 36%. This is a relatively wide range which indicates that the SanDisk Ultra II 480GB performs inconsistently under varying real world conditions.


Avg. 4K-64Thread Mixed IO Speed 29.3MB/s
Avg. 4K Random Mixed IO Speed 14.9MB/s

Average Bench

(Based on 6,200 samples)
Min Avg Max
337 Read 461 500
177 Write 271 347
163 Mixed 268 339
73.5% 333 MB/s
Min Avg Max
16.9 4K Read 27.4 37.4
22.4 4K Write 49.9 84.1
8.17 4K Mixed 14.9 21
87% 30.7 MB/s
Min Avg Max
21.7 DQ Read 188 371
34 DQ Write 138 211
7.98 DQ Mixed 29.3 49.2
58.2% 119 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
163GB free
Firmware: X31200RL Max speed: SATA 3.0 600 MB/s
Read 500
Write 328
Mixed 320
85% 383 MB/s
4K Read 31.2
4K Write 82.3
4K Mixed 18.7
115% 44.1 MB/s
DQ Read 338
DQ Write 219
DQ Mixed 49.1
98% 202 MB/s
286GB free
Firmware: X41200RL Max speed: SATA 3.0 600 MB/s
Read 460
Write 252
Mixed 233
69% 315 MB/s
4K Read 21.8
4K Write 59.9
4K Mixed 12.3
80% 31.3 MB/s
DQ Read 31.3
DQ Write 66.4
DQ Mixed 11.7
20% 36.4 MB/s
413GB free
Firmware: X41100RL Max speed: SATA 3.0 600 MB/s
Read 312
Write 228
Mixed 218
56% 252 MB/s
4K Read 14.1
4K Write 14.5
4K Mixed 6.47
37% 11.7 MB/s
DQ Read 19.5
DQ Write 22.6
DQ Mixed 6.59
9% 16.2 MB/s
6,200 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 2,373,966 SSDs tested.


AmazonUS $139.9916 hrs ago.
EbayUS $139.9913 mins ago.
OutletPCUS $147.841 month ago.
BHPhotoUS $149.0015 hrs ago.
NeweggUS $149.992 hrs ago.
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Typical Ultra II 480GB Builds (Compare 11,950 builds) See popular component choices, score breakdowns and rankings.
Gaming 94%
Nuclear submarine
Desktop 80%
Aircraft carrier
Workstation 64%

Motherboard: Asus Z170 PRO GAMING - $153

EDIT WITH CUSTOM PC BUILDER Value: 90% - Excellent Total price: $1,073

Popular Ultra II 480GB 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 (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.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) March 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]


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

Everything you do on your computer - faster...

Added 21 months ago.

Very good

9 months ago.

My first ssd, so, is very good to me!!!!

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848 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 i7-7700K $310Nvidia GTX 1070 $370Samsung 850 Evo 250GB $94
AMD Ryzen 7 1700 $330AMD RX 480 $190Samsung 850 Pro 256GB $136
Intel Core i5-7600K $215Nvidia GTX 1060-6GB $235Samsung 850 Evo 500GB $160
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $110SanDisk Extreme 64GB $34
Seagate Barracuda 3TB (2016) $90G.SKILL Trident Z DDR4 3200 C14 4x16GB $430SanDisk Extreme 32GB $26
Seagate Barracuda 7200.14 1TB $50HyperX Fury DDR4 2133 C14 2x8GB $119SanDisk Ultra Fit 32GB $9
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