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Sandisk

S128G 256GB

▲ 500 ▼

Release date ≈ Q2 2017.

Average Bench: 83.6% (432nd of 1074)

Based on 3 user benchmarks.  Model: SanDisk SDSSDP128G
Poor: 76%Average: 83.6% Great: 94%

Very good average bench

The Sandisk S128G 256GB averaged just 16.3% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Sandisk S128G 256GB near the top of the comparison list.

Strengths

Avg. 4K Random Write Speed 98.2MB/s
Avg. 4K Random Read Speed 30MB/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. 4K-64Thread Read Speed 114MB/s
Avg. Sequential Write Speed 324MB/s
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Average Bench

(Based on 3 samples)
Rank 43283.6%
Min Avg Max
495 Read 510 518
256 Write 324 425
335 Mixed 390 460
90.4% 408 MB/s
Min Avg Max
24.2 4K Read 30 36.7
94.5 4K Write 98.2 104
15 4K Mixed 22.5 35
126% 50.2 MB/s
Min Avg Max
26.1 DQ Read 114 279
85.7 DQ Write 171 274
22.7 DQ Mixed 53 69
65.2% 113 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
100GB free
Firmware: M504 Max speed: SATA 3.0 600 MB/s
80.1% Excellent
Read 495
Write 425
Mixed 460
103% 460 MB/s
4K Read 24.2
4K Write 94.5
4K Mixed 17.6
109% 45.4 MB/s
DQ Read 26.1
DQ Write 85.7
DQ Mixed 67.2
48% 59.7 MB/s
238GB free
Firmware: EXT28L6Q Max speed: SATA 3.0 600 MB/s
77.6% Very good
Read 513
Write 251
Mixed 310
79% 358 MB/s
4K Read 35.9
4K Write 96.8
4K Mixed 15.1
125% 49.3 MB/s
DQ Read 38.4
DQ Write 237
DQ Mixed 14.7
48% 96.8 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,950,784 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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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
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

1074 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 $293Crucial MX500 250GB $39
Intel Core i5-12600K $171Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i3-12100F $80Nvidia RTX 4070 $500Samsung 870 Evo 250GB $45
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair 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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