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Diamond

SSD 256GB

▲ 500 ▼

Release date ≈ Q3 2019.

Average Bench: 70% (669th of 1072)

Based on 2 user benchmarks.  Model: Diamond SSD
Poor: 54%Average: 70% Great: 86%

Good average bench

The Diamond SSD 256GB averaged 29.9% 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 Random Mixed IO Speed 31.3MB/s
Avg. 4K Random Write Speed 70.1MB/s

Unknown consistency

There are too few samples to reasonably determine how consistently this SSD perfroms. This result should be interpreted with caution.

Weaknesses

Avg. Sustained Write Speed 131MB/s
Avg. Sequential Mixed IO Speed 157MB/s
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Average Bench

(Based on 2 samples)
Rank 66970%
Min Avg Max
431 Read 462 493
270 Write 273 276
30 Mixed 157 284
127 SusWrite 131 134
56.4% 256 MB/s
Min Avg Max
17.3 4K Read 23.4 29.5
32 4K Write 70.1 108
22 4K Mixed 31.3 40.6
113% 41.6 MB/s
Min Avg Max
140 DQ Read 213 285
173 DQ Write 181 189
19.3 DQ Mixed 52.5 85.7
78.8% 149 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
47GB free (System drive)
Firmware: N1126F
SusWrite @10s intervals: 187 162 127 127 98 102 MB/s
85.7% Excellent
Read 493
Write 270
Mixed 284
SusWrite 134
65% 295 MB/s
4K Read 29.5
4K Write 108
4K Mixed 40.6
154% 59.4 MB/s
DQ Read 285
DQ Write 189
DQ Mixed 85.7
105% 186 MB/s
26GB free (System drive)
Firmware: N1126F
SusWrite @10s intervals: 257 145 102 84 95 81 MB/s
54.3% Above average
Read 431
Write 276
Mixed 30
SusWrite 127
47% 216 MB/s
4K Read 17.3
4K Write 32
4K Mixed 22
71% 23.8 MB/s
DQ Read 140
DQ Write 173
DQ Mixed 19.3
53% 111 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,784,329 SSDs tested

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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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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
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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

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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 $300Crucial MX500 250GB $39
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 $37SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $79G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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