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Graphics cards → NVIDIA GeForce GT 640M

NVIDIA GeForce GT 640M

General information
VendorNVIDIA
Released2012
SegmentLaptop
TypeDIntegratedscrete
Resolution3840 x 2160
Graphics processor
ArchitectureKepler
CoreGK107
Number of GPUs1
Lithography28 nm
Number of transistors1270 million
Die Size118 mm²
Core frequency625 MHz
Shading Units384
ROPs8 / 16
TMUs32
Pixel Rate5 / 10 GPixel/s
Texture Rate20 GTexel/s
Memory
TypeDDR3 / GDDR5
Capacityдо 2048 Mb
Frequency1800 / 5000 MHz
Bus64 / 128 bit
Bandwidth28.8 / 40 GB/s
Power supply
TDP32 W
Supported technologies
DirectX11.2
OpenGL4.4
OpenCL1.1
Shader Model5.0
Other• NVIDIA SLI
• HDCP
• NVIDIA CUDA
• NVIDIA PhysX
• NVIDIA 3D Vision
• NVIDIA Optimus
Performance
ATI (AMD) Mobility Radeon HD 3870 X2
2780
(102%)
NVIDIA Quadro FX 3600M
2773
(101%)
AMD Radeon HD 8750M
2749
(101%)
AMD FirePro M4100
2749
(101%)
NVIDIA GeForce GT 640M
2747
(100%)
Intel HD Graphics 630
2744
(100%)
AMD Radeon R8 M365DX
2741
(100%)
Intel UHD Graphics Xe 16EU (Tiger Lake-H)
2730
(100%)
NVIDIA GeForce GT 735M
2723
(100%)
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GeForce GT 640M
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GeForce GT 640M
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