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Details for Result ID nVidia GeForce GT 640 (384SP 2C 901MHz, 256kB L2, 2GB 1.78GHz 128-bit) (OpenCL)
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Rank
#105115
#105115
Local Rank #105115
Position Higher than 28.63% ranked results
Points 29
Score 1148GB/s
Qualification Low Performance ;(
Created 16 November 2014
Serial Number c2ffccfcdabbdae7d5e1d2e5d3e3c5b78aba9cf99ca191b7c4f9c8fa
Individual Results
GP (GPU) Memory Bandwidth
GP (GPU) Memory Bandwidth
Internal Memory Bandwidth 2392GB/s
Upload Bandwidth 507GB/s
Download Bandwidth 599GB/s
  Global Rank | Top GP (GPU) Memory Bandwidth Ranks
Statistical Analysis
Valid Result: Small Deviation (within Primary 68% Confidence Interval)
Valid Result: Small Deviation (within Primary 68% Confidence Interval)
Certification Valid Result: Small Deviation (within Primary 68% 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, 256kB L2, 2GB 1.78GHz 128-bit) (OpenCL)
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) 644GB/s/GHz
Power 650W
Performance vs. Power (aka Power Efficiency) 018GB/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
HP p6754y 103C_53316J G-D (FoxConn 2AB1)
HP p6754y 103C_53316J G-D (FoxConn 2AB1)
Name
HP p6754y 103C_53316J G-D (FoxConn 2AB1) HP p6754y 103C_53316J G-D (FoxConn 2AB1)
Brand HP
Price
Best Price for HP p6754y 103C_53316J G-D (FoxConn 2AB1) @ Amazon Best Price for HP p6754y 103C_53316J G-D (FoxConn 2AB1) @ Amazon
Platform Desktop
Operating System Windows x64 6.1.1
Report Issue | Top Computers/Devices | Details for Computer/Device HP p6754y 103C_53316J G-D (FoxConn 2AB1) | Best Price for HP p6754y 103C_53316J G-D (FoxConn 2AB1) @ Amazon
Program
GP (GPU) Memory Bandwidth
GP (GPU) Memory Bandwidth
Name / Version SiSoftware Sandra 21.10
Registered No
Benchmark
GP (GPU) Memory Bandwidth GP (GPU) Memory Bandwidth
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User
Maestro
Maestro
Name Maestro
Status Active
Country
USA USA
Report Issue | Top Users | Details for User Maestro
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
Anonymous Anonymous World World ASUS M4A87TD/USB3 ASUS M4A87TD/USB3 NVIDIA GeForce GT 640 NVIDIA GeForce GT 640 (384SP 2C 901МГц, 32Кб L2, 1Гб 1.78ГГц) (OpenCL) 1119GB/s 1024MB 178GHz650W Normal Desktop Windows x64 7.0.1 7 December 2019
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 Fujitsu-Siemens G31T-M2 Fujitsu-Siemens G31T-M2 NVIDIA GeForce GT 640 NVIDIA GeForce GT 640 (384SP 2C 1GHz, 512kB L2, 2GB 5GHz 64-bit) (CUDA) 585GB/s 2048MB 501GHz650W Normal Desktop Windows x64 10.0.19.9 4 June 2020
Anonymous Anonymous World World Lenovo 3109 IdeaCentre Lenovo 3109 IdeaCentre NVIDIA GeForce GT 640 NVIDIA GeForce GT 640 (384SP 2C 796MHz, 256kB L2, 2GB 1.78GHz 128-bit) (CUDA) 1624GB/s 2048MB 178GHz650W Normal Desktop Windows x64 10.0.18.3 28 July 2018
Anonymous Anonymous World World Dell XPS 8500 (Dell 0NW73C) Dell XPS 8500 (Dell 0NW73C) NVIDIA GeForce GT 640 NVIDIA GeForce GT 640 (384SP 2C 953MHz, 256kB L2, 1GB 5GHz 128-bit) (OpenCL) 2478GB/s 1024MB 500GHz650W Normal Desktop Windows x64 6.3 23 May 2015
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