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G521N256GB 256GB

▲ 500 ▼

Release date ≈ Q4 2022.

Average Bench: 50.8% (885th of 1072)

Based on 31 user benchmarks.  Model: G521N256GB
Poor: 41%Average: 50.8% Great: 62%

Popular builds with this SSD

Average average bench

The G521N256GB 256GB averaged 49.1% 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.

Strengths

Avg. 4K-64Thread Write Speed 192MB/s
Avg. 4K Random Read Speed 17.4MB/s

Good consistency

The range of scores (95th - 5th percentile) for the G521N256GB 256GB is 20.5%. This is a relatively narrow range which indicates that the G521N256GB 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Mixed IO Speed 13.3MB/s
Avg. 4K Random Mixed IO Speed 6.89MB/s
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Average Bench

(Based on 31 samples)
Rank 88550.8%
Min Avg Max
244 Read 341 418
244 Write 311 374
131 Mixed 263 350
101 SusWrite 236 374
64.6% 288 MB/s
Min Avg Max
9.2 4K Read 17.4 30.4
14.2 4K Write 32.2 63.8
4.2 4K Mixed 6.89 9
52.3% 18.9 MB/s
Min Avg Max
102 DQ Read 165 188
76.3 DQ Write 192 275
11.6 DQ Mixed 13.3 13.9
55.8% 123 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
87GB free (System drive)
Firmware: HPS2227R
SusWrite @10s intervals: 265 252 228 264 381 311 MB/s
58.6% Above average
Read 372
Write 293
Mixed 259
SusWrite 283
68% 302 MB/s
4K Read 22.2
4K Write 41.6
4K Mixed 7.9
66% 23.9 MB/s
DQ Read 173
DQ Write 179
DQ Mixed 13.6
55% 122 MB/s
187GB free (System drive)
Firmware: HPS2227R
SusWrite @10s intervals: 188 195 268 222 240 277 MB/s
54.7% Above average
Read 405
Write 374
Mixed 274
SusWrite 232
72% 321 MB/s
4K Read 20.6
4K Write 25.4
4K Mixed 7.5
54% 17.8 MB/s
DQ Read 172
DQ Write 226
DQ Mixed 13.5
62% 137 MB/s
185GB free (System drive)
Firmware: HPS2227R
SusWrite @10s intervals: 230 264 298 288 369 208 MB/s
52.6% Above average
Read 363
Write 356
Mixed 213
SusWrite 276
68% 302 MB/s
4K Read 15
4K Write 12
4K Mixed 7.7
39% 11.6 MB/s
DQ Read 171
DQ Write 268
DQ Mixed 13.7
68% 151 MB/s
172GB free (System drive)
Firmware: HPS1A30F
SusWrite @10s intervals: 243 287 126 44 37 28 MB/s
48.4% Average
Read 339
Write 308
Mixed 290
SusWrite 127
60% 266 MB/s
4K Read 17.9
4K Write 66.9
4K Mixed 7.3
72% 30.7 MB/s
DQ Read 168
DQ Write 136
DQ Mixed 13.8
48% 106 MB/s
63GB free (System drive)
Firmware: HPS2227R
SusWrite @10s intervals: 228 191 226 255 113 200 MB/s
46.4% Average
Read 374
Write 351
Mixed 224
SusWrite 202
64% 288 MB/s
4K Read 14.3
4K Write 24.8
4K Mixed 7.5
44% 15.5 MB/s
DQ Read 148
DQ Write 131
DQ Mixed 13.3
45% 97.6 MB/s
31 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,868,844 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical G521N256GB 256GB Builds (Compare 28 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 8%
Tree trunk
Desktop
Desktop 47%
Yacht
Workstation
Workstation 7%
Tree trunk

System: Chuwi UBook XPro

CPU
Core i7-7Y75IntelBench 44%, 2,904 samples24x
Core i5-10210YIntelBench 57%, 115 samples4x
GPU
HD 615 (Mobile Kaby Lake)IntelBench 3%, 11,115 samples24x
UHD GraphicsIntelBench 4%, 218 samples4x
SSD
G521N256GB 256GBBench 51%, 31 samples13x
RAM
2x4GBHynixBench 60%, 11,918 samples25x
2x4GBSamsungBench 59%, 26,293 samples3x
EDIT WITH CUSTOM PC BUILDER

Popular G521N256GB 256GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our 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 value for money upgrades.

UserBenchmark of the month

Gaming Desktop ProGaming

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) May 2024 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]

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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.

 Comments

Added n/a ago.
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Reaching its prime
Age: 18 months

Speed Comparisons

vs Crucial MX500 250GB
vs Samsung 850 Evo 120GB
vs Samsung 860 Evo 250GB
vs Samsung 870 Evo 250GB
vs Samsung 850 Pro 512GB
vs Samsung 850 Evo 250GB
vs HyperX Savage 240GB
vs Crucial MX300 275GB
vs Samsung 850 Evo 1TB

1072 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

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
Solid State Drives
What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
How is the AS SSD read score calculated?
How is the AS SSD total score calculated?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $293Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $175Nvidia RTX 4070 $550Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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