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AdataASX8000NP-256GM-C
Samsung
▲ 519 ▼

Release date ≈ Q4 2016.

VS
▲ 505 ▼
  

Release date ≈ Q3 2016.

Effective Speed 
+48%
Real World Speed
Performance profile from 3,727 user samples
Benchmark your SSD here
2,434 User Benchmarks
Best Bench: 181% 89GB free (System drive)
Worst Bench: 95% 88GB free (System drive)
Poor: 95% Great: 181%
SPEED RANK: 166th / 1071
1,293 User Benchmarks
Best Bench: 273% 36GB free (System drive)
Worst Bench: 133% 38GB free (System drive)
Poor: 133% Great: 273%
SPEED RANK: 90th / 1071
Effective Speed
Effective SSD Speed 		143 % 211 % Much faster effective speed.
+48%
Average Score 
+17%
Read
Avg. Sequential Read Speed 		978 MB/s 1761 MB/s Hugely faster read speed.
+80%
Write
Avg. Sequential Write Speed 		780 MB/s Faster write speed.
+24% 		629 MB/s
4K Read
Avg. 4K Random Read Speed 		44.5 MB/s 61.3 MB/s Much faster random read.
+38%
4K Write
Avg. 4K Random Write Speed 		120 MB/s 124 MB/s +3%
Mixed
Avg. Sequential Mixed IO Speed 		672 MB/s Much faster mixed IO speed.
+35% 		499 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed 		48.4 MB/s 55.4 MB/s Faster random mixed IO.
+14%
SusWrite
Avg. Sustained Write Speed 		398 MB/s 575 MB/s Much faster sustained write speed.
+44%
Peak Score 
+18%
Read
Peak Sequential Read Speed 		1019 MB/s 2529 MB/s Hugely faster peak read speed.
+148%
Write
Peak Sequential Write Speed 		1020 MB/s Much faster peak write speed.
+32% 		772 MB/s
4K Read
Peak 4K Random Read Speed 		39.1 MB/s 58.8 MB/s Much faster peak random read.
+50%
4K Write
Peak 4K Random Write Speed 		177 MB/s +1% 176 MB/s
Mixed
Peak Sequential Mixed IO Speed 		828 MB/s Faster peak mixed IO speed.
+24% 		670 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed 		60.9 MB/s 69 MB/s Faster peak random mixed IO.
+13%
SusWrite
Peak Sequential Sustained Write 60s Average 		965 MB/s Faster peak sustained write speed.
+26% 		764 MB/s
Value & Sentiment 
�%
Market Share
Based on 75,745,782 SSDs tested
See market share leaders
Market Share
Market Share (trailing 30 days) 		0 % 0 %
User Rating
UBM User Rating 		51 % +2% 50 %
Nice To Haves 
+103%
Age
Newest 		88+ Months +3% 91+ Months
DQ Read
Peak 4K-64Thread Read Speed 		371 MB/s 1525 MB/s Hugely faster peak deep queue read.
+311%
DQ Write
Peak 4K-64Thread Write Speed 		736 MB/s +3% 714 MB/s
AS-SSD Total
AS-SSD Total Score 		1,803 Pts 3,664 Pts Hugely stronger server IO.
+103%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed 		427 MB/s 876 MB/s Hugely faster peak deep queue mixed IO.
+105%
ADQ Read
Avg. 4K-64Thread Read Speed 		353 MB/s 1112 MB/s Hugely faster deep queue read.
+215%
ADQ Write
Avg. 4K-64Thread Write Speed 		595 MB/s +0% 594 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed 		368 MB/s 716 MB/s Hugely faster deep queue mixed IO.
+95%
Specifications 
Capacity
Capacity 		256GB 128GB
User Builds 
2,434
1,293
Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

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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.
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

Gaming Desktop ProGaming

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

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 $269Nvidia RTX 4060 $295Crucial 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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