
NVIDIA GeForce GT 640 (GDDR3 192-bit) Specification
GPU
Manufacturer: NVIDIA
Specs status: Official
GPU Series: GeForce 600
GPU Model: Fermi GF116
Fabrication Process: 40nm
CUDA Cores:144
TMUs: 24
ROPs: 16
CARD
Dimensions (inches): 5.7 / 4.38 / Single-slot
Display Outputs: 1 / 0 / 1 / 0 / 0 / 1
SUPPORT
Bus Support: PCI-E 3.0 x16
DirectX Support: 11
OpenGL Support: 4.2
CLOCKS
Base Clock: 720 MHz
Shaders Clock: 1440 MHz
Memory Clock: 891 MHz
Effective Memory Clock: 1782 MHz
MEMORY
Memory Size: 1536 / 3072 MB
Memory Type: GDDR3
Memory Bus Type: 192-bit
Memory Bandwidth: 43 GB/sec
POWER
Power Draw 75 W / – W
Min Required PSU: 400 W
Power Connectors: –
Temperature: 102 C / – C / – C
Noise Level: – dBA / – dBA
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