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Ucs-sdhpcie

800GB 800GB

▲ 500 ▼

Release date ≈ Q2 2019.

Average Bench: 129% (179th of 1072)

Based on 6 user benchmarks.  Model: UCS-SDHPCIE 800GB
Poor: 70%Average: 129% Great: 155%

Outstanding average bench

The Ucs-sdhpcie 800GB 800GB averaged 28.6% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Ucs-sdhpcie 800GB 800GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 679MB/s
Avg. 4K-64Thread Write Speed 628MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Ucs-sdhpcie 800GB 800GB is 85.4%. This is a particularly wide range which indicates that the Ucs-sdhpcie 800GB 800GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 332MB/s
Avg. Sequential Mixed IO Speed 389MB/s
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Average Bench

(Based on 6 samples)
Rank 179129%
Min Avg Max
303 Read 332 350
496 Write 623 680
344 Mixed 389 412
426 SusWrite 605 659
111% 487 MB/s
Min Avg Max
22.3 4K Read 35.8 42.8
28.7 4K Write 83.7 108
22.4 4K Mixed 44 52
155% 54.5 MB/s
Min Avg Max
188 DQ Read 749 1,088
144 DQ Write 628 911
178 DQ Mixed 679 984
511% 685 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
349GB free (System drive)
Firmware: KMCCP105 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 677 529 680 688 690 690 MB/s
155% Outstanding
Read 343
Write 680
Mixed 412
SusWrite 659
119% 523 MB/s
4K Read 42.8
4K Write 98.9
4K Mixed 52
184% 64.6 MB/s
DQ Read 1,088
DQ Write 911
DQ Mixed 984
742% 994 MB/s
635GB free (System drive)
Firmware: KMCCP105 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 591 644 660 649 646 659 MB/s
142% Outstanding
Read 350
Write 662
Mixed 403
SusWrite 641
117% 514 MB/s
4K Read 37.9
4K Write 81.8
4K Mixed 46.7
161% 55.5 MB/s
DQ Read 940
DQ Write 828
DQ Mixed 877
659% 882 MB/s
745GB free
Firmware: KMCCP105 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 633 653 616 673 675 671 MB/s
141% Outstanding
Read 325
Write 633
Mixed 372
SusWrite 653
113% 496 MB/s
4K Read 37.8
4K Write 98.3
4K Mixed 49.7
173% 61.9 MB/s
DQ Read 848
DQ Write 728
DQ Mixed 814
603% 797 MB/s
715GB free (System drive)
Firmware: KMCCP105 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 614 640 591 604 603 640 MB/s
137% Outstanding
Read 338
Write 627
Mixed 406
SusWrite 615
113% 497 MB/s
4K Read 37.5
4K Write 108
4K Mixed 48.5
176% 64.5 MB/s
DQ Read 818
DQ Write 624
DQ Mixed 706
532% 716 MB/s
693GB free
Firmware: KMCCP105 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 627 631 637 649 635 637 MB/s
126% Outstanding
Read 334
Write 640
Mixed 400
SusWrite 636
114% 502 MB/s
4K Read 36.2
4K Write 86.9
4K Mixed 44.9
158% 56 MB/s
DQ Read 609
DQ Write 532
DQ Mixed 516
402% 552 MB/s
421GB free (System drive)
Firmware: KMCCP105 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 399 417 416 432 454 441 MB/s
69.6% Good
Read 303
Write 496
Mixed 344
SusWrite 426
89% 392 MB/s
4K Read 22.3
4K Write 28.7
4K Mixed 22.4
78% 24.5 MB/s
DQ Read 188
DQ Write 144
DQ Mixed 178
130% 170 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,881,092 SSDs tested

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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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  • 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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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?
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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $289Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $175Nvidia 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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