Average Bench: 68% (379th of 873)

more Based on 13,948 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 32.0% 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 27.1MB/s
Avg. Sequential Read Speed 469MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra II 480GB is 35.5%. 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 29.9MB/s
Avg. 4K Random Mixed IO Speed 14.9MB/s

Average Bench

(Based on 13,948 samples)
Min Avg Max
345 Read 469 500
169 Write 273 349
159 Mixed 267 338
74.1% 336 MB/s
Min Avg Max
18 4K Read 27.1 36.5
22.8 4K Write 49.5 78.9
7.8 4K Mixed 14.9 21.1
86.5% 30.5 MB/s
Min Avg Max
22.5 DQ Read 192 367
34.2 DQ Write 139 210
7.32 DQ Mixed 29.9 49.2
59.1% 120 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
302GB free
Firmware: X41100RL Max speed: SATA 3.0 600 MB/s
Read 488
Write 278
Mixed 231
73% 332 MB/s
4K Read 28.8
4K Write 41.1
4K Mixed 19.3
90% 29.8 MB/s
DQ Read 318
DQ Write 184
DQ Mixed 41.5
87% 181 MB/s
160GB free
Firmware: X41320RL Max speed: SATA 3.0 600 MB/s
Read 482
Write 336
Mixed 298
82% 372 MB/s
4K Read 19.7
4K Write 28.4
4K Mixed 8.04
55% 18.7 MB/s
DQ Read 23.1
DQ Write 178
DQ Mixed 35.4
46% 78.8 MB/s
411GB free
Firmware: X31200RL Max speed: SATA 3.0 600 MB/s
Read 465
Write 198
Mixed 273
68% 312 MB/s
4K Read 22.2
4K Write 33.2
4K Mixed 10.2
64% 21.9 MB/s
DQ Read 24.1
DQ Write 137
DQ Mixed 9.04
28% 56.5 MB/s
78GB free
Firmware: Z32080RL Max speed: SATA 3.0 600 MB/s
Read 483
Write 112
Mixed 166
55% 254 MB/s
4K Read 19.6
4K Write 10.8
4K Mixed 0.03
35% 10.1 MB/s
DQ Read 56.5
DQ Write 9.89
DQ Mixed 1.69
9% 22.7 MB/s
13,948 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 5,236,153 SSDs tested.


AmazonUS $13011 mins
EbayUS $13025 secs
BHPhotoUS $1302 days
NeweggUS $1653 days
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Typical Ultra II 480GB Builds (Compare 16,664 builds) See popular component choices, score breakdowns and rankings.
Gaming 93%
Nuclear submarine
Desktop 80%
Aircraft carrier
Workstation 63%

Motherboard: Asus Z170 PRO GAMING - $157

EDIT WITH CUSTOM PC BUILDER Value: 79% - Very good Total price: $1,222

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) January 2018 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 2 years ago.

Very good

19 months ago.

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

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873 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 $280Nvidia GTX 1070 $430Samsung 850 Evo 250GB $90
AMD Ryzen 7 1700 $290Nvidia GTX 1060-6GB $275Samsung 850 Evo 500GB $140
Intel Core i5-7600K $210AMD RX 480 $400Samsung 850 Pro 256GB $110
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $205SanDisk Extreme 64GB $65
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $931SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $51Corsair Vengeance LPX DDR4 3200 C16 2x8GB $220SanDisk Ultra Fit 32GB $12
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