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Nvme

A400 SanDis 512GB

▲ 500 ▼

Release date ≈ Q2 2017.

Average Bench: 125% (186th of 1072)

Based on 505 user benchmarks.  Model: NVMe A400 NVMe SanDis
Poor: 81%Average: 125% Great: 157%

Popular builds with this SSD

Outstanding average bench

The Nvme A400 SanDis 512GB averaged 24.6% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme A400 SanDis 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 246MB/s
Avg. Sequential Read Speed 1,057MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the Nvme A400 SanDis 512GB is 76.4%. This is a particularly wide range which indicates that the Nvme A400 SanDis 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 310MB/s
Avg. Sequential Mixed IO Speed 501MB/s
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Average Bench

(Based on 505 samples)
Rank 186125%
Min Avg Max
459 Read 1,057 1,599
332 Write 580 771
253 Mixed 501 870
122 SusWrite 310 382
135% 612 MB/s
Min Avg Max
15.6 4K Read 33.3 42.2
32.4 4K Write 85.4 122
11.6 4K Mixed 31.1 53.1
135% 49.9 MB/s
Min Avg Max
30.4 DQ Read 420 662
69 DQ Write 347 532
13.2 DQ Mixed 246 468
222% 338 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
227GB free (System drive)
Firmware: A3582012 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 359 301 355 367 372 370 MB/s
119% Outstanding
Read 915
Write 730
Mixed 443
SusWrite 354
136% 610 MB/s
4K Read 29
4K Write 62.7
4K Mixed 37.7
125% 43.1 MB/s
DQ Read 558
DQ Write 405
DQ Mixed 397
320% 453 MB/s
429GB free (System drive)
Firmware: A3550012 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 397 379 369 376 378 378 MB/s
110% Outstanding
Read 808
Write 467
Mixed 349
SusWrite 380
111% 501 MB/s
4K Read 28.9
4K Write 64
4K Mixed 34.3
122% 42.4 MB/s
DQ Read 504
DQ Write 256
DQ Mixed 340
263% 367 MB/s
320GB free (System drive)
Firmware: A3582012 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 390 330 349 324 316 341 MB/s
81.6% Excellent
Read 801
Write 768
Mixed 483
SusWrite 342
134% 599 MB/s
4K Read 19.1
4K Write 25.7
4K Mixed 21.6
70% 22.1 MB/s
DQ Read 173
DQ Write 133
DQ Mixed 153
114% 153 MB/s
324GB free (System drive)
Firmware: A3582012 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 314 296 296 247 235 232 MB/s
63.2% Good
Read 421
Write 311
Mixed 276
SusWrite 270
72% 319 MB/s
4K Read 11.1
4K Write 34.8
4K Mixed 22.6
64% 22.8 MB/s
DQ Read 202
DQ Write 220
DQ Mixed 192
150% 205 MB/s
438GB free (System drive)
Firmware: A3550012 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 373 358 300 323 345 353 MB/s
60.9% Good
Read 507
Write 569
Mixed 318
SusWrite 342
98% 434 MB/s
4K Read 12.4
4K Write 17.8
4K Mixed 17.3
50% 15.8 MB/s
DQ Read 91.2
DQ Write 75.5
DQ Mixed 72.6
57% 79.8 MB/s
505 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,651,847 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 A400 SanDis 512GB Builds (Compare 4,018 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 11%
Tree trunk
Desktop
Desktop 61%
Destroyer
Workstation
Workstation 10%
Tree trunk

System: Dell XPS 15 9560 - $1,300

CPU
Core i7-7700HQIntelBench 62%, 473,208 samples3,704x
Core i5-7300HQIntelBench 57%, 170,871 samples301x
Core i3-7100HIntelBench 56%, 141 samples13x
GPU
HD Graphics 630IntelBench 5%, 310,249 samples2,579x
GTX 1050 (Mobile)NvidiaBench 23%, 160,694 samples1,409x
GTX 1070Nvidia  $132Bench 80%, 1,459,281 samples6x
SSD
A400 SanDis 512GBNvmeBench 125%, 505 samples1x
RAM
HMA81GS6AFR8N-UH 2x8GBHynixBench 70%, 71,691 samples1,167x
HMA82GS6AFR8N-UH 2x16GBHynixBench 73%, 6,356 samples264x
8ATF1G64HZ-2G3H1 2x8GBMicronBench 67%, 2,004 samples235x
EDIT WITH CUSTOM PC BUILDER Total price: $1,300

Popular A400 SanDis 512GB 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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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
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  • - Compare your in-game FPS to other users with your hardware
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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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 $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $184Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair 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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