Average Bench: 86.2% (386th of 1071)

more Based on 62,883 user benchmarks.  Models: SanDisk SDSSDHII480G, SanDis Ultra II 480GB, SanDis SDSSDHII480G, SanDisk SDSSDHII, SanDisk Ultra II 480, SanDisk Ultra II 480GB, SanDisk Ultra II

Very good average bench

The SanDisk Ultra II 480GB averaged just 13.7% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the SanDisk Ultra II 480GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 203MB/s
Avg. 4K Random Mixed IO Speed 36.4MB/s

Average consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra II 480GB is 48.3%. This is a relatively wide range which indicates that the SanDisk Ultra II 480GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 243MB/s
Avg. Sequential Mixed IO Speed 278MB/s

Average Bench

(Based on 62,883 samples)
Min Avg Max
347 Read 453 504
247 Write 392 478
169 Mixed 278 352
105 SusWrite 243 349
76.4% 342 MB/s
Min Avg Max
19.8 4K Read 29.2 37.6
34.4 4K Write 75.1 113
22.6 4K Mixed 36.4 49
131% 46.9 MB/s
Min Avg Max
189 DQ Read 335 390
90.6 DQ Write 247 307
82.8 DQ Mixed 203 251
176% 262 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
55GB free
Firmware: X41320RL
SusWrite @10s intervals: 478 480 325 303 291 270 MB/s
Read 496
Write 473
Mixed 350
SusWrite 358
94% 419 MB/s
4K Read 36.9
4K Write 118
4K Mixed 50.7
183% 68.5 MB/s
DQ Read 379
DQ Write 290
DQ Mixed 249
210% 306 MB/s
340GB free
Firmware: X41320RL
SusWrite @10s intervals: 349 310 276 246 299 300 MB/s
Read 493
Write 388
Mixed 269
SusWrite 297
81% 362 MB/s
4K Read 27.5
4K Write 81.7
4K Mixed 29.6
123% 46.3 MB/s
DQ Read 231
DQ Write 194
DQ Mixed 185
146% 203 MB/s
62,883 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 63,159,084 SSDs tested.


MSRP ≈ $170 @ launch in Sep '14
BHPhotoUS $1305 years
AmazonUS $18019 mins
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Typical Ultra II 480GB Builds (Compare 9,004 builds) See popular component choices, score breakdowns and rankings.
Gaming 68%
Battle cruiser
Desktop 86%
Aircraft carrier
Workstation 58%

Motherboard: Asus Z170 PRO GAMING - $295

EDIT WITH CUSTOM PC BUILDER Value: 79% - Very good Total price: $838

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.
  • - 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) January 2023 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 7 years ago.


12 months ago.

I've had it for years and it's never let me down. Very good drive and I am grateful to Sandisk that it still holds up today in my laptop.

Very good

6 years ago.

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

1071 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 i5-13600K $320Nvidia RTX 3060-Ti $460Crucial MX500 250GB $30
Intel Core i3-12100F $98Nvidia RTX 3070 $570Samsung 850 Evo 120GB $106
Intel Core i5-12600K $233Nvidia RTX 3050 $298Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $29Corsair Vengeance LPX DDR4 3000 C15 2x8GB $50SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3200 C16 2x8GB $49SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $417SanDisk Ultra Fit 32GB $16
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