Average Bench: 68.5% (345th of 853)

more Based on 8,000 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 31.4% 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 27.3MB/s
Avg. Sequential Read Speed 466MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra II 480GB is 33.9%. This is a relatively narrow range which indicates that the SanDisk Ultra II 480GB performs reasonably consistently under varying real world conditions.


Avg. 4K-64Thread Mixed IO Speed 30MB/s
Avg. 4K Random Mixed IO Speed 14.9MB/s

Average Bench

(Based on 8,000 samples)
Min Avg Max
341 Read 466 501
183 Write 278 348
191 Mixed 270 338
74.6% 338 MB/s
Min Avg Max
18.4 4K Read 27.3 36.3
24.2 4K Write 50.6 83.2
8.1 4K Mixed 14.9 21.3
87.3% 30.9 MB/s
Min Avg Max
22.4 DQ Read 193 369
35 DQ Write 142 211
7.84 DQ Mixed 30 50
59.7% 122 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
172GB free
Firmware: X31200RL Max speed: SATA 3.0 600 MB/s
Read 511
Write 337
Mixed 341
88% 396 MB/s
4K Read 32.7
4K Write 88.1
4K Mixed 15.2
116% 45.3 MB/s
DQ Read 345
DQ Write 219
DQ Mixed 15.2
83% 193 MB/s
122GB free
Firmware: X31200RL Max speed: SATA 3.0 600 MB/s
Read 481
Write 297
Mixed 291
79% 356 MB/s
4K Read 28.1
4K Write 77.8
4K Mixed 20.7
110% 42.2 MB/s
DQ Read 271
DQ Write 159
DQ Mixed 48.9
81% 160 MB/s
316GB free
Firmware: X41100RL Max speed: SATA 3.0 600 MB/s
Read 489
Write 346
Mixed 308
84% 381 MB/s
4K Read 35.4
4K Write 83.9
4K Mixed 14.6
117% 44.7 MB/s
DQ Read 31.5
DQ Write 94.3
DQ Mixed 13.1
24% 46.3 MB/s
303GB free
Firmware: 00RL Max speed: SATA 3.0 600 MB/s
Read 493
Write 176
Mixed 194
63% 288 MB/s
4K Read 34.6
4K Write 77.6
4K Mixed 11.3
108% 41.2 MB/s
DQ Read 238
DQ Write 209
DQ Mixed 35.7
78% 161 MB/s
76GB free
Firmware: X41200RL Max speed: SATA 3.0 600 MB/s
Read 480
Write 287
Mixed 227
73% 331 MB/s
4K Read 20.3
4K Write 23.4
4K Mixed 8.89
54% 17.5 MB/s
DQ Read 24.2
DQ Write 44.4
DQ Mixed 42
30% 36.8 MB/s
8,000 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 3,285,774 SSDs tested.


AmazonUS $141.5613 mins ago.
EbayUS $141.9947 mins ago.
BHPhotoUS $155.481 day ago.
NeweggUS $160.986 hrs ago.
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Typical Ultra II 480GB Builds (Compare 15,414 builds) See popular component choices, score breakdowns and rankings.
Gaming 93%
Nuclear submarine
Desktop 79%
Workstation 62%

Motherboard: Asus Z170 PRO GAMING - $158

EDIT WITH CUSTOM PC BUILDER Value: 86% - Excellent Total price: $1,107

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.

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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) July 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 2 years ago.

Very good

13 months ago.

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

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853 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 $295Nvidia GTX 1070 $380Samsung 850 Evo 250GB $97
AMD Ryzen 7 1700 $268AMD RX 480 $260Samsung 850 Pro 256GB $136
Intel Core i5-7600K $238Nvidia GTX 1060-6GB $239Samsung 850 Evo 500GB $159
Seagate Barracuda 1TB (2016) $50G.SKILL Trident Z DDR4 3200 C14 4x16GB $714SanDisk Extreme 64GB $34
Seagate Barracuda 3TB (2016) $83Corsair Vengeance LPX DDR4 3000 C15 2x8GB $132SanDisk Extreme 32GB $23
Seagate Barracuda 7200.14 1TB $44HyperX Fury DDR4 2133 C14 2x8GB $143SanDisk Ultra Fit 32GB $13
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