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Nvme

BC511 SK hynix 256GB

▲ 500 ▼

Release date ≈ Q4 2020.

Average Bench: 142% (166th of 1072)

Based on 567 user benchmarks.  Model: NVMe BC511 NVMe SK hynix 256GB
Poor: 103%Average: 142% Great: 179%

Popular builds with this SSD

Outstanding average bench

The Nvme BC511 SK hynix 256GB averaged 42.3% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme BC511 SK hynix 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 537MB/s
Avg. 4K-64Thread Read Speed 735MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the Nvme BC511 SK hynix 256GB is 75.2%. This is a particularly wide range which indicates that the Nvme BC511 SK hynix 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 334MB/s
Avg. Sequential Write Speed 672MB/s
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Average Bench

(Based on 567 samples)
Rank 166142%
Min Avg Max
655 Read 865 1,045
462 Write 672 800
443 Mixed 682 857
193 SusWrite 334 436
143% 638 MB/s
Min Avg Max
27.5 4K Read 45.8 58
54.4 4K Write 103 153
31.6 4K Mixed 57 75.9
197% 68.5 MB/s
Min Avg Max
445 DQ Read 735 820
206 DQ Write 447 734
245 DQ Mixed 537 642
415% 573 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
143GB free (System drive)
Firmware: 11004101 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 312 330 301 293 299 294 MB/s
180% Outstanding
Read 1,046
Write 799
Mixed 851
SusWrite 305
168% 750 MB/s
4K Read 59.6
4K Write 157
4K Mixed 78.6
274% 98.5 MB/s
DQ Read 811
DQ Write 736
DQ Mixed 637
515% 728 MB/s
121GB free (System drive)
Firmware: 11004101 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 425 318 308 317 316 310 MB/s
130% Outstanding
Read 943
Write 762
Mixed 791
SusWrite 332
158% 707 MB/s
4K Read 40
4K Write 66.8
4K Mixed 48.2
158% 51.7 MB/s
DQ Read 600
DQ Write 432
DQ Mixed 477
367% 503 MB/s
127GB free (System drive)
Firmware: 11004101 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 357 280 277 290 267 292 MB/s
129% Outstanding
Read 820
Write 600
Mixed 675
SusWrite 294
133% 597 MB/s
4K Read 45.1
4K Write 86
4K Mixed 53.7
183% 61.6 MB/s
DQ Read 730
DQ Write 244
DQ Mixed 468
350% 480 MB/s
61GB free (System drive)
Firmware: 11003101 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 231 271 222 201 188 206 MB/s
118% Outstanding
Read 808
Write 709
Mixed 697
SusWrite 220
136% 608 MB/s
4K Read 39.1
4K Write 82.5
4K Mixed 53.8
172% 58.5 MB/s
DQ Read 472
DQ Write 370
DQ Mixed 392
301% 411 MB/s
78GB free (System drive)
Firmware: 11004101 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 276 286 218 221 212 212 MB/s
106% Outstanding
Read 761
Write 634
Mixed 568
SusWrite 237
123% 550 MB/s
4K Read 30.8
4K Write 49.7
4K Mixed 41.4
126% 40.6 MB/s
DQ Read 279
DQ Write 658
DQ Mixed 281
268% 406 MB/s
83GB free
Firmware: 11004101 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 462 308 313 309 311 406 MB/s
100% Outstanding
Read 658
Write 317
Mixed 274
SusWrite 352
89% 400 MB/s
4K Read 20.9
4K Write 71.4
4K Mixed 19.1
94% 37.1 MB/s
DQ Read 787
DQ Write 314
DQ Mixed 354
314% 485 MB/s
131GB free (System drive)
Firmware: 11004101 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 302 255 283 260 228 223 MB/s
73.1% Very good
Read 473
Write 283
Mixed 340
SusWrite 258
76% 339 MB/s
4K Read 20.9
4K Write 38.1
4K Mixed 26
85% 28.3 MB/s
DQ Read 372
DQ Write 160
DQ Mixed 289
208% 274 MB/s
567 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,885,477 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 BC511 SK hynix 256GB Builds (Compare 3,838 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 13%
Tree trunk
Desktop
Desktop 74%
Battleship
Workstation
Workstation 12%
Tree trunk

System: Dell Inspiron 3501

CPU
Core i5-1135G7IntelBench 69%, 36,962 samples1,548x
Core i3-1115G4IntelBench 51%, 18,815 samples745x
Core i3-1005G1IntelBench 44%, 22,960 samples608x
GPU
Iris XeIntelBench 14%, 144,774 samples1,815x
UHD G1IntelBench 5%, 68,603 samples978x
UHD GraphicsIntelBench 9%, 39,662 samples814x
SSD
BC511 SK hynix 256GBNvmeBench 142%, 567 samples192x
RAM
HMAA1GS6CJR6N-XN 1x8GBUnknownBench 32%, 13,137 samples335x
M471A1G44AB0-CWE 1x8GBSamsungBench 39%, 19,438 samples266x
HMA851S6DJR6N-XN 1x4GBUnknownBench 35%, 612 samples151x
EDIT WITH CUSTOM PC BUILDER

Popular BC511 SK hynix 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) 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

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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 $289Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $168Nvidia RTX 4070 $550Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $39SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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