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Sandisk

SP128G 256GB

▲ 500 ▼

Release date ≈ Q2 2018.

Average Bench: 80.1% (485th of 1072)

Based on 2 user benchmarks.  Model: SanDisk SDSSDHP128G
Poor: 78%Average: 80.1% Great: 83%

Very good average bench

The Sandisk SP128G 256GB averaged just 19.8% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Sandisk SP128G 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 146MB/s
Avg. 4K Random Write Speed 93.9MB/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 184MB/s
Avg. Sequential Write Speed 230MB/s
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Average Bench

(Based on 2 samples)
Rank 48580.1%
Min Avg Max
378 Read 428 478
202 Write 230 259
296 Mixed 324 351
184 SusWrite 184 184
65% 292 MB/s
Min Avg Max
25.9 4K Read 28.7 31.5
88.9 4K Write 93.9 98.9
17.9 4K Mixed 28.8 39.6
130% 50.5 MB/s
Min Avg Max
208 DQ Read 216 224
245 DQ Write 252 259
71.9 DQ Mixed 146 220
134% 205 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
163GB free (System drive)
Firmware: 5.6.0
SusWrite @10s intervals: 194 183 193 191 181 165 MB/s
82.7% Excellent
Read 378
Write 202
Mixed 296
SusWrite 184
59% 265 MB/s
4K Read 31.5
4K Write 98.9
4K Mixed 39.6
151% 56.7 MB/s
DQ Read 208
DQ Write 245
DQ Mixed 220
168% 225 MB/s
158GB free (System drive)
Firmware: 5.6.0 Max speed: SATA 3.0 600 MB/s
77.5% Very good
Read 478
Write 259
Mixed 351
80% 363 MB/s
4K Read 25.9
4K Write 88.9
4K Mixed 17.9
109% 44.3 MB/s
DQ Read 224
DQ Write 259
DQ Mixed 71.9
101% 185 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,714,661 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
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  • - Drive tests include: read, write, sustained write and mixed IO
  • - RAM tests include: single/multi core bandwidth and latency
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  • - Reports are generated and presented on userbenchmark.com
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Solid State Drive Rankings (Price vs Performance) April 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
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 $273Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $177Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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