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SiSoftware Official Benchmark Ranker SiSoftware Official Benchmark Ranker
Details for Result ID NVIDIA GeForce GT 640 (384SP 2C 901MHz, 256ko L2, 2Go 1.78GHz 128-bit) (CUDA)
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Rank
#116907
#116907
Local Rank #116907
Position Higher than 20.88% ranked results
Points 21
Score 861GB/s
Qualification Low Performance ;(
Created 17 January 2015
Serial Number c2ffccfcdabbdae7d5e0d4ecdceccab885b593f693ae9eb8cbf6c5
Individual Results
GP (GPU) Memory Bandwidth
GP (GPU) Memory Bandwidth
Internal Memory Bandwidth 2381GB/s
Upload Bandwidth 308GB/s
Download Bandwidth 315GB/s
  Global Rank | Top GP (GPU) Memory Bandwidth 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) 484GB/s - 2045GB/s
Aggregated Results 795
Observed Score Range (Sample Interval) 1265GB/s (200GB/s - 2518GB/s)
Standard Deviation ±390GB/s
Variation Coefficient (CV) 30.86%
Dispersion Index (VMR) Low Variation of Results: Under-dispersed results
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Individual Result
nVidia
nVidia
Result ID NVIDIA GeForce GT 640 (384SP 2C 901MHz, 256ko L2, 2Go 1.78GHz 128-bit) (CUDA)
Component
nVidia NVIDIA GeForce GT 640
Brand nVidia
Price
Best Price for NVIDIA GeForce GT 640 @ Amazon Best Price for NVIDIA GeForce GT 640 @ Amazon
Firmware
Number of Devices / Threads 1 / 1
State Normal
Speed 178GHz
Performance vs. Speed (aka Speed Efficiency) 483GB/s/GHz
Power 650W
Performance vs. Power (aka Power Efficiency) 013GB/s/W
Capacity 2048MB
Capacity vs. Power (aka Size Efficiency) 3151MB/W
Top GP (GPU) Memory Bandwidth Ranks | Top Components | Top Brands | Details for Component NVIDIA GeForce GT 640 | Best Price for NVIDIA GeForce GT 640 @ Amazon
Computer/Device
ASUS P8Z68 DELUXE/GEN3
ASUS P8Z68 DELUXE/GEN3
Name
ASUS P8Z68 DELUXE/GEN3 ASUS P8Z68 DELUXE/GEN3
Brand ASUS
Price
Best Price for ASUS P8Z68 DELUXE/GEN3 @ Amazon Best Price for ASUS P8Z68 DELUXE/GEN3 @ Amazon
Platform Desktop
Operating System Windows x64 6.1.1
Report Issue | Top Computers/Devices | Details for Computer/Device ASUS P8Z68 DELUXE/GEN3 | Best Price for ASUS P8Z68 DELUXE/GEN3 @ Amazon
Program
GP (GPU) Memory Bandwidth
GP (GPU) Memory Bandwidth
Name / Version SiSoftware Sandra 21.12
Registered No
Benchmark
GP (GPU) Memory Bandwidth GP (GPU) Memory Bandwidth
Get Latest Sandra (FREE) | Get More: Upgrade Sandra!
User
Serveur
Serveur
Name Serveur
Status Active
Country
France France
Report Issue | Top Users | Details for User Serveur
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
NVIDIA GeForce GT 640 NVIDIA GeForce GT 640 1265GB/s 2157MB 197GHz650W Normal Desktop Windows x64 11.0.21.2 795
0 - 5 (1)  Next > End
Individual Results
User Team Computer/Device Result ID Score Capacity Speed Power State Platform Operating System Created
Maestro Maestro World World HP p6754y 103C_53316J G-D (FoxConn 2AB1) HP p6754y 103C_53316J G-D (FoxConn 2AB1) nVidia GeForce GT 640 nVidia GeForce GT 640 (384SP 2C 901MHz, 256kB L2, 2GB 1.78GHz 128-bit) (OpenCL) 1148GB/s 2048MB 178GHz650W Normal Desktop Windows x64 6.1.1 16 November 2014
Anonymous Anonymous World World MSI MS-7C39 Default string (MSI B365M PRO-VDH(MS-7C39)) MSI MS-7C39 Default string (MSI B365M PRO-VDH(MS-7C39)) NVIDIA GeForce GT 640 NVIDIA GeForce GT 640 (384SP 2C 901MHz, 256kB L2, 2GB 1.78GHz 128-bit) (CUDA) 1557GB/s 2048MB 178GHz650W Normal Desktop Windows x64 10.0.20.9 24 March 2024
Anonymous Anonymous World World ASUS M51AC Desktop ASUS M51AC Desktop NVIDIA GeForce GT 640 NVIDIA GeForce GT 640 (384SP 2C 796MHz, 256kB L2, 4GB 1.78GHz 128-bit) (OpenCL) 1583GB/s 4096MB 178GHz650W Normal Desktop Windows x64 6.3 12 January 2015
Anonymous Anonymous World World ASRock FM2A88M Extreme4+ ASRock FM2A88M Extreme4+ nVidia GeForce GT 640 nVidia GeForce GT 640 (384SP 2C 1GHz, 512kB L2, 2GB 5GHz 64-bit) (OpenCL) 971GB/s 2048MB 501GHz650W Normal Desktop Windows x64 6.1.1 16 November 2014
Anonymous Anonymous World World ASUS P8H77-V ASUS P8H77-V nVidia GeForce GT 640 nVidia GeForce GT 640 (384SP 2C 901MHz, 256kB L2, 2GB 1.78GHz 128-bit) (OpenCL) 1671GB/s 2048MB 178GHz650W Normal Desktop Windows x64 6.1.1 19 November 2014
0 - 5 (643)  Next > End
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