SanDiskSD6SF1M-256G-1022
IntelSSDSC2CW180A3

Controller: Marvell 9175. Flash Memory: SanDisk 19nm Toggle Mode MLC. Release date ≈ Q2 2014.

Controller: LSI SandForce SF2281. Flash Memory: Intel Synchronous 25nm MLC. Release date ≤ Q4 2013.

Real World Speed
Performance profile from 14,562 user samples
304 User Benchmarks
Best Bench: 91% 238GB free
Worst Bench: 53% 15GB free (System drive)
Poor: 53% Great: 91%
SPEED RANK: 617th / 1074
14,258 User Benchmarks
Best Bench: 88% 60GB free (System drive)
Worst Bench: 54% 72GB free (System drive)
Poor: 54% Great: 88%
SPEED RANK: 642nd / 1074
Effective Speed
Effective SSD Speed
72.9 % +2% 71.5 %
Read
Avg. Sequential Read Speed
411 MB/s Faster read speed.
+22%
337 MB/s
Write
Avg. Sequential Write Speed
329 MB/s Much faster write speed.
+65%
199 MB/s
4K Read
Avg. 4K Random Read Speed
23.2 MB/s 28.9 MB/s Faster random read.
+25%
4K Write
Avg. 4K Random Write Speed
59.4 MB/s 72.9 MB/s Faster random write.
+23%
Mixed
Avg. Sequential Mixed IO Speed
242 MB/s +5% 231 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
22 MB/s 33.2 MB/s Much faster random mixed IO.
+51%
SusWrite
Avg. Sustained Write Speed
292 MB/s Hugely faster sustained write speed.
+87%
156 MB/s
Read
Peak Sequential Read Speed
466 MB/s Faster peak read speed.
+20%
387 MB/s
Write
Peak Sequential Write Speed
421 MB/s Much faster peak write speed.
+80%
234 MB/s
4K Read
Peak 4K Random Read Speed
31.4 MB/s 38.6 MB/s Faster peak random read.
+23%
4K Write
Peak 4K Random Write Speed
97 MB/s 113 MB/s Faster peak random write.
+16%
Mixed
Peak Sequential Mixed IO Speed
375 MB/s Much faster peak mixed IO speed.
+48%
253 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
33.4 MB/s 43.7 MB/s Much faster peak random mixed IO.
+31%
SusWrite
Peak Sequential Sustained Write 60s Average
404 MB/s Hugely faster peak sustained write speed.
+83%
221 MB/s
Market Share
Based on 76,000,750 SSDs tested
Market Share
Market Share (trailing 30 days)
0 % 0.01 % Insanely higher market share.
+∞%
Value
Value For Money
7.07 % Better value.
+21%
5.85 %
User Rating
UBM User Rating
50 % 51 % +2%
Price
Price (score)
$150 $132 Cheaper.
+12%
Age
Newest
119+ Months +5% 125+ Months
DQ Read
Peak 4K-64Thread Read Speed
322 MB/s Slightly faster peak deep queue read.
+7%
300 MB/s
DQ Write
Peak 4K-64Thread Write Speed
211 MB/s 219 MB/s +4%
AS-SSD Total
AS-SSD Total Score
964 Pts +3% 933 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
125 MB/s 236 MB/s Hugely faster peak deep queue mixed IO.
+89%
ADQ Read
Avg. 4K-64Thread Read Speed
237 MB/s 269 MB/s Faster deep queue read.
+14%
ADQ Write
Avg. 4K-64Thread Write Speed
178 MB/s 191 MB/s Slightly faster deep queue write.
+7%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
82.6 MB/s 199 MB/s Hugely faster deep queue mixed IO.
+141%
Capacity
Capacity
256GB 180GB
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.
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

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

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-12600K $176Nvidia RTX 4060 $293Crucial MX500 250GB $39
Intel Core i5-12400F $124Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-13600K $260Nvidia RTX 4070 $549Samsung 870 Evo 250GB $45
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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