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M.2

256GB 256GB

▲ 500 ▼

Release date ≈ Q4 2019.

Average Bench: 64.3% (749th of 1072)

Based on 266 user benchmarks.  Model: M.2 SSD 256GB
Poor: 27%Average: 64.3% Great: 93%

Popular builds with this SSD

Above average average bench

The M.2 256GB 256GB averaged 35.7% 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 248MB/s
Avg. 4K-64Thread Mixed IO Speed 78MB/s

Poor consistency

The range of scores (95th - 5th percentile) for the M.2 256GB 256GB is 65.8%. This is a particularly wide range which indicates that the M.2 256GB 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Read Speed 129MB/s
Avg. Sustained Write Speed 236MB/s
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Average Bench

(Based on 266 samples)
Rank 74964.3%
Min Avg Max
295 Read 421 498
123 Write 331 417
28.2 Mixed 295 398
37.2 SusWrite 236 392
71.8% 321 MB/s
Min Avg Max
5.71 4K Read 19.3 32.2
7.24 4K Write 58.5 106
0.4 4K Mixed 18.4 30.7
83.8% 32.1 MB/s
Min Avg Max
68.6 DQ Read 129 216
36.2 DQ Write 248 326
1.32 DQ Mixed 78 181
90.6% 152 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
205GB free (System drive)
Firmware: VE0R840D
SusWrite @10s intervals: 340 370 371 374 373 225 MB/s
82.7% Excellent
Read 354
Write 378
Mixed 311
SusWrite 342
78% 346 MB/s
4K Read 24.3
4K Write 92.8
4K Mixed 34.3
130% 50.5 MB/s
DQ Read 66.4
DQ Write 280
DQ Mixed 110
103% 152 MB/s
205GB free (System drive)
Firmware: VE0R840D
SusWrite @10s intervals: 355 370 371 375 377 372 MB/s
80.7% Excellent
Read 352
Write 373
Mixed 311
SusWrite 370
79% 351 MB/s
4K Read 15.9
4K Write 92.3
4K Mixed 34.3
117% 47.5 MB/s
DQ Read 62.8
DQ Write 276
DQ Mixed 108
101% 149 MB/s
121GB free (System drive)
Firmware: VE0R840D
SusWrite @10s intervals: 407 396 364 109 77 360 MB/s
77.1% Very good
Read 344
Write 399
Mixed 308
SusWrite 286
75% 334 MB/s
4K Read 25.8
4K Write 80.7
4K Mixed 33.4
125% 46.6 MB/s
DQ Read 63.6
DQ Write 279
DQ Mixed 109
102% 150 MB/s
199GB free (System drive)
Firmware: 2101XKR
SusWrite @10s intervals: 343 363 366 358 351 354 MB/s
73% Very good
Read 440
Write 344
Mixed 351
SusWrite 356
84% 373 MB/s
4K Read 21.1
4K Write 50.6
4K Mixed 18.9
83% 30.2 MB/s
DQ Read 102
DQ Write 291
DQ Mixed 41.2
76% 144 MB/s
164GB free (System drive)
Firmware: V1031C0
SusWrite @10s intervals: 333 161 16 183 5.7 5.5 MB/s
50.5% Above average
Read 346
Write 308
Mixed 311
SusWrite 117
61% 271 MB/s
4K Read 15.1
4K Write 67.5
4K Mixed 11.3
73% 31.3 MB/s
DQ Read 71.4
DQ Write 303
DQ Mixed 29.7
69% 135 MB/s
158GB free (System drive)
Firmware: VE0R840D
SusWrite @10s intervals: 279 292 328 277 273 120 MB/s
47% Average
Read 288
Write 310
Mixed 276
SusWrite 262
64% 284 MB/s
4K Read 9
4K Write 26.8
4K Mixed 11.3
42% 15.7 MB/s
DQ Read 64.2
DQ Write 232
DQ Mixed 109
95% 135 MB/s
77GB free (System drive)
Firmware: 2202XKR
SusWrite @10s intervals: 197 116 47 44 107 72 MB/s
37% Below average
Read 411
Write 180
Mixed 191
SusWrite 97.3
48% 220 MB/s
4K Read 3.6
4K Write 25.1
4K Mixed 4.7
25% 11.1 MB/s
DQ Read 83.6
DQ Write 245
DQ Mixed 132
110% 154 MB/s
266 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,772,924 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 256GB 256GB Builds (Compare 103 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 4%
Tree trunk
Desktop
Desktop 34%
Sail boat
Workstation
Workstation 4%
Tree trunk

System: AZW GK mini

CPU
Celeron J4125IntelBench 35%, 2,594 samples101x
Pentium Silver J5005IntelBench 40%, 2,202 samples1x
Gemini LakeIntelBench 33%, 1 sample1x
GPU
UHD Graphics 600IntelBench 1%, 35,976 samples102x
UHD Graphics 605IntelBench 2%, 14,651 samples1x
SSD
256GB 256GBM.2Bench 64%, 266 samples14x
RAM
123456789012345678 1x8GBABCDBench 24%, 109 samples63x
DDR4 NB 8G 2400 1x8GBUnknownBench 26%, 139 samples27x
AZ8G4SW266-8G 1x8GBUnknownBench 27%, 105 samples4x
EDIT WITH CUSTOM PC BUILDER

Popular 256GB 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.

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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.

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Speed Comparisons

vs Crucial MX500 250GB
vs Samsung 850 Evo 120GB
vs Samsung 860 Evo 250GB
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vs Samsung 850 Pro 512GB
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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 $300Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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