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Graphics cards → NVIDIA GeForce GT 645M

NVIDIA GeForce GT 645M

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 frequency710 MHz
Shading Units384
ROPs16
TMUs32
Pixel Rate11.4 GPixel/s
Texture Rate22.7 GTexel/s
Memory
TypeDDR3 / GDDR5
Capacity2048 Mb
Frequency1800 / 5000 MHz
Bus128 bit
Bandwidth28.8 / 64 GB/s
Power supply
TDP32 W
Supported technologies
DirectX11.2
OpenGL4.4
OpenCL1.1
Shader Model5.0
Other• NVIDIA SLI
• HDCP
• NVIDIA CUDA
• NVIDIA PureVideo
• NVIDIA PhysX
• NVIDIA 3D Vision
• NVIDIA Optimus
Performance
NVIDIA GeForce GT 640
3002
(103%)
NVIDIA GeForce 920MX
2993
(103%)
AMD Radeon R7 M265
2992
(103%)
NVIDIA GeForce GT 740M
2952
(101%)
NVIDIA GeForce GT 645M
2933
(100%)
NVIDIA GeForce 9800M GTX
2932
(100%)
AMD Radeon R7 M270
2929
(100%)
Intel Iris Plus Graphics 640
2923
(100%)
NVIDIA GeForce GTX 560M
2894
(99%)
All performance rating >>>

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GeForce GT 645M
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( 840 available )

Performance
GeForce GT 645M
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