Average Bench: 210% (80th of 1058)

Based on 10 user benchmarks.  Model: NVMe XPG GAMMIX S11 Pro

Outstanding average bench

The Nvme XPG GAMMIX S11 Pro 256GB averaged 110.1% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme XPG GAMMIX S11 Pro 256GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 360MB/s
Avg. Sequential Read Speed 2,175MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme XPG GAMMIX S11 Pro 256GB is 107%. This is a particularly wide range which indicates that the Nvme XPG GAMMIX S11 Pro 256GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 300MB/s
Avg. Sequential Mixed IO Speed 826MB/s

Average Bench

(Based on 10 samples)
Min Avg Max
1,050 Read 2,175 2675
1012 Write 1,170 1,210
96.3 Mixed 826 1,266
245 SusWrite 300 635
246% 1,118 MB/s
Min Avg Max
41.9 4K Read 56.8 68.7
84.2 4K Write 126 189
57.3 4K Mixed 73.9 92.6
248% 85.6 MB/s
Min Avg Max
72.7 DQ Read 701 833
240 DQ Write 539 887
79.2 DQ Mixed 360 515
340% 534 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
155GB free (System drive)
Firmware: 42B2S7JA Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 433 238 243 239 238 239 MB/s
Read 2,653
Write 1,200
Mixed 1,285
SusWrite 272
297% 1,352 MB/s
4K Read 58.4
4K Write 123
4K Mixed 74.4
249% 85.3 MB/s
DQ Read 809
DQ Write 723
DQ Mixed 485
440% 672 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,269,384 SSDs tested.

Typical XPG GAMMIX S11 Pro 256GB Builds (Compare 5,467 builds) See popular component choices, score breakdowns and rankings.
Gaming 112%
Desktop 97%
Nuclear submarine
Workstation 95%
Nuclear submarine

Motherboard: Gigabyte GA-Z390 M GAMING-CF

EDIT WITH CUSTOM PC BUILDER Value: 71% - Very good Total price: $782

Popular XPG GAMMIX S11 Pro 256GB 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) September 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.


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 i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback