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Nvme

WDC PC SN730 SDB 256GB

▲ 500 ▼

Release date ≈ Q2 2020.

Average Bench: 162% (140th of 1072)

Based on 446 user benchmarks.  Model: NVMe WDC PC SN730 SDB
Poor: 107%Average: 162% Great: 213%

Popular builds with this SSD

Outstanding average bench

The Nvme WDC PC SN730 SDB 256GB averaged 62.4% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme WDC PC SN730 SDB 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 627MB/s
Avg. Sequential Write Speed 1,729MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme WDC PC SN730 SDB 256GB is 106%. This is a particularly wide range which indicates that the Nvme WDC PC SN730 SDB 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 473MB/s
Avg. 4K Random Write Speed 96.9MB/s
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Average Bench

(Based on 446 samples)
Rank 140162%
Min Avg Max
730 Read 1,180 1,749
847 Write 1,729 2,048
610 Mixed 1,269 1,668
344 SusWrite 473 536
262% 1,163 MB/s
Min Avg Max
21.3 4K Read 39.5 50.3
46 4K Write 96.9 167
26.6 4K Mixed 51.3 70.7
177% 62.5 MB/s
Min Avg Max
345 DQ Read 822 1,062
229 DQ Write 611 923
230 DQ Mixed 627 889
493% 687 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
118GB free
Firmware: 0101 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 741 511 515 511 511 513 MB/s
237% Outstanding
Read 1,608
Write 1,981
Mixed 1,642
SusWrite 550
325% 1,445 MB/s
4K Read 42.2
4K Write 236
4K Mixed 74.7
284% 118 MB/s
DQ Read 1,068
DQ Write 1,266
DQ Mixed 899
752% 1,078 MB/s
206GB free (System drive)
Firmware: 0101 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 544 554 509 507 506 506 MB/s
180% Outstanding
Read 1,144
Write 1,871
Mixed 1,270
SusWrite 521
272% 1,201 MB/s
4K Read 39.9
4K Write 102
4K Mixed 54.3
184% 65.4 MB/s
DQ Read 1,065
DQ Write 1,001
DQ Mixed 887
706% 984 MB/s
143GB free (System drive)
Firmware: 11170101 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 576 509 509 511 511 511 MB/s
168% Outstanding
Read 1,586
Write 1,898
Mixed 1,615
SusWrite 522
316% 1,405 MB/s
4K Read 38.2
4K Write 82.5
4K Mixed 50.8
167% 57.2 MB/s
DQ Read 526
DQ Write 385
DQ Mixed 430
328% 447 MB/s
167GB free (System drive)
Firmware: 11110000 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 540 581 518 525 518 518 MB/s
136% Outstanding
Read 776
Write 1,124
Mixed 903
SusWrite 533
189% 834 MB/s
4K Read 33.9
4K Write 68.7
4K Mixed 44.4
145% 49 MB/s
DQ Read 672
DQ Write 552
DQ Mixed 575
440% 600 MB/s
152GB free (System drive)
Firmware: 11101100 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 364 346 385 475 478 500 MB/s
115% Outstanding
Read 1,070
Write 1,558
Mixed 548
SusWrite 425
202% 900 MB/s
4K Read 15.8
4K Write 46
4K Mixed 31.1
88% 31 MB/s
DQ Read 455
DQ Write 370
DQ Mixed 416
310% 413 MB/s
446 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,720,416 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 WDC PC SN730 SDB 256GB Builds (Compare 6,060 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 13%
Tree trunk
Desktop
Desktop 74%
Battleship
Workstation
Workstation 13%
Tree trunk

System: Acer Predator PH315-53

CPU
Core i7-10750HIntelBench 77%, 206,796 samples4,149x
Core i7-10870HIntelBench 79%, 23,498 samples995x
Core i5-10300HIntelBench 74%, 82,821 samples853x
GPU
UHD GraphicsIntelBench 5%, 187,969 samples2,975x
RTX 2060 (Mobile)NvidiaBench 71%, 119,687 samples1,136x
RTX 3060 (Laptop)NvidiaBench 90%, 102,706 samples803x
SSD
WDC PC SN730 SDB 256GBNvmeBench 162%, 446 samples1x
RAM
M471A1K43DB1-CWE 2x8GBSamsungBench 86%, 69,946 samples1,908x
M471A2K43DB1-CWE 1x16GBSamsungBench 49%, 13,312 samples548x
HMAA2GS6AJR8N-XN 1x16GBHynixBench 45%, 4,229 samples529x
EDIT WITH CUSTOM PC BUILDER

Popular WDC PC SN730 SDB 256GB 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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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
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

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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 $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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