AMD Ryzen 5 5600X Processor (6C/12T, 35MB Cache, up to 4.6 GHz … AMD Ryzen 5 4600G CPU, AM4, 3.7GHz (4.2 Turbo), 6-Core, 65W, 11… AMD Ryzen 7 5800X3D Desktop Processor (8-core/16-thread, 96MB L…
SiSoftware Official Benchmark Ranker SiSoftware Official Benchmark Ranker
Details for Result ID WDC WD_BLACK SN850X 4000GB (4TB, PCIe4x4/NVMe, SED) (NTFS, 4kB)
SiSoftware : Home | Teams | Users | Brands | Computers/Devices | Aggregated Results | Individual Results
en Tip of the Day : Welcome to the SiSoftware Official Live Ranker for English speakers.
Rank
#61
#61
 Local Rank #61
Position Higher than 99.75% ranked results
Points 100
Score 824420IOPS
Qualification Excellent Performance ;)
Created 2 September 2026
Serial Number c2ffcef7d1b0d1ecd8ebdbeed7e4c2b08dbd9bfe9ba696b0c3fecffd
  Global Rank | Top File System I/O Ranks
Statistical Analysis
Valid Result: Medium Deviation (within Secondary 95.5% Confidence Interval)
Valid Result: Medium Deviation (within Secondary 95.5% Confidence Interval)
 Certification Valid Result: Medium Deviation (within Secondary 95.5% Confidence Interval)
Expected Score Range (Confidence Interval) - 970667IOPS
Aggregated Results 14
Observed Score Range (Sample Interval) 480150IOPS (77764IOPS - 824420IOPS)
Standard Deviation ±245259IOPS
Variation Coefficient (CV) 51.08%
Dispersion Index (VMR) High Variation of Results: Over-dispersed results
Report Issue
Individual Result
WD
WD
 Result ID WDC WD_BLACK SN850X 4000GB (4TB, PCIe4x4/NVMe, SED) (NTFS, 4kB)
Component
WD WD WD_BLACK SN850X 4000GB
Brand WD
Price
Best Price for WD WD_BLACK SN850X 4000GB @ Amazon Best Price for WD WD_BLACK SN850X 4000GB @ Amazon
Firmware 624361WD
Number of Devices / Threads 1 / 32
State Normal
Speed 6400Gbps
Performance vs. Speed (aka Speed Efficiency) 128816IOPS/Gbps
Power 90W
Performance vs. Power (aka Power Efficiency) 916022IOPS/W
Capacity 400079GB
Capacity vs. Power (aka Size Efficiency) 44453GB/W
Top File System I/O Ranks | Top Components | Top Brands | Details for Component WD WD_BLACK SN850X 4000GB | Best Price for WD WD_BLACK SN850X 4000GB @ Amazon
Computer/Device
MSI MS-7E59 (MSI MAG X870E TOMAHAWK WIFI (MS-7E59))
MSI MS-7E59 (MSI MAG X870E TOMAHAWK WIFI (MS-7E59))
Name
MSI MS-7E59 (MSI MAG X870E TOMAHAWK WIFI (MS-7E59)) MSI MS-7E59 (MSI MAG X870E TOMAHAWK WIFI (MS-7E59))
Brand MSI
Price
Best Price for MSI MS-7E59 (MSI MAG X870E TOMAHAWK WIFI (MS-7E59)) @ Amazon Best Price for MSI MS-7E59 (MSI MAG X870E TOMAHAWK WIFI (MS-7E59)) @ Amazon
Platform Desktop
Operating System Windows x64 11.0.25.2
Report Issue | Top Computers/Devices | Create an Account | Details for Computer/Device MSI MS-7E59 (MSI MAG X870E TOMAHAWK WIFI (MS-7E59)) | Best Price for MSI MS-7E59 (MSI MAG X870E TOMAHAWK WIFI (MS-7E59)) @ Amazon
Program
File System I/O
File System I/O
 Name / Version SiSoftware Sandra 31.137
Registered No
Benchmark
File System I/O File System I/O
Get Latest Sandra (FREE) | Get More: Upgrade Sandra!
User
Anonymous
Anonymous
 Name Anonymous
Status Active
Country
Report Issue | Top Users | Create an Account
Team
World
World
 Name World
Status Active
Country  
Report Issue | Top Teams | Create a Team
Aggregated Results
Component Average Score Average Capacity Average Speed Power State Platform Operating System Popularity
WD WD_BLACK SN850X 4000GB WD WD_BLACK SN850X 4000GB 480150IOPS 400079GB 5600Gbps90W Normal Desktop Windows x64 11.0.25.2 14
0 - 5 (1)  Next > End
Individual Results
User Team Computer/Device Result ID Score Capacity Speed Power State Platform Operating System Created
Anonymous Anonymous World World Metabox Prime-XR X370SNW (IT-Channel X370SNx) Metabox Prime-XR X370SNW (IT-Channel X370SNx) WD WD_BLACK SN850X 4000GB WDC WD_BLACK SN850X 4000GB (4TB, PCIe4x4/NVMe, SED) (NTFS, 4kB) 511737IOPS 400079GB 6400Gbps90W Normal Desktop Windows x64 10.0.22.2 27 January 2024
Anonymous Anonymous World World HP Elite x2 1013 G3 103C_5336AN HP Elite x2 (HP 8414) HP Elite x2 1013 G3 103C_5336AN HP Elite x2 (HP 8414) WD WD_BLACK SN850X 4000GB WDC WD_BLACK SN850X 4000GB (4TB, PCIe3/4x4/NVMe, SED) (NTFS, 4kB) 77764IOPS 400079GB 3200Gbps90W Normal Desktop Windows x64 11.0.22.2 1 March 2023
Anonymous Anonymous World World GigaByte B550M DS3H AC B550 MB GigaByte B550M DS3H AC B550 MB WD WD_BLACK SN850X 4000GB WDC WD_BLACK SN850X 4000GB (4TB, PCIe4x4/NVMe, SED) (NTFS, 4kB) 415937IOPS 400079GB 6400Gbps90W Normal Desktop Windows x64 11.0.23.2 27 July 2024
Anonymous Anonymous World World MSI MS-7E59 (MSI MAG X870E TOMAHAWK WIFI (MS-7E59)) MSI MS-7E59 (MSI MAG X870E TOMAHAWK WIFI (MS-7E59)) WD WD_BLACK SN850X 4000GB WDC WD_BLACK SN850X 4000GB (4TB, PCIe4x4/NVMe, SED) (NTFS, 4kB) 824420IOPS 400079GB 6400Gbps90W Normal Desktop Windows x64 11.0.25.2 2 September 2026
Anonymous Anonymous World World MSI MS-7E06 Default string (MSI Z790 GAMING PLUS WIFI (MS-7E06)) MSI MS-7E06 Default string (MSI Z790 GAMING PLUS WIFI (MS-7E06)) WD WD_BLACK SN850X 4000GB WDC WD_BLACK SN850X 4000GB (4TB, PCIe4x4/NVMe, SED) (NTFS, 4kB) 674722IOPS 400079GB 6400Gbps Normal Desktop Windows x64 11.0.23.2 12 February 2024
0 - 5 (8)  Next > End
News | Reviews | Privacy | Licence | Contact
All trademarks acknowledged. Used for identification only under fair use. E. & O. E. This site is not moderated. If you find an offensive post please report it.
en   © SiSoftware 1995-Present. All Rights Reserved.  Original (British) English by SiSoftware staff.