NVIDIA GeForce GT 640M Graphics Card

Last updated:

Learn more about NVIDIA GeForce GT 640M:

Specifications

Generation
GeForce 600M
GPU model
GK107
Interface
PCIe 3.0 x16
GPU clock
625 MHz
Memory size
2 GB
DirectX
12 (11_0)
Release date
Mar 22nd, 2012

Graphics Processor

GPU model
GK107
GPU variant
N13P-GS
Architecture
Kepler
Foundry
TSMC
Manufacturing process
28 nm
Number of transistors
1,270 million
Die size
118 mm²

Mobile graphics

Release date
Mar 22nd, 2012
Generation
GeForce 600M
Production
End-of-life
Interface
PCIe 3.0 x16
Reviews
2 in our database
Predecessor
GeForce 500M
Successor
GeForce 700M

Clocks

GPU clock
625 MHz
Memory clock
900 MHz 1800 Mbps effective

Memory Configuration

Memory size
2 GB
Memory type
DDR3
Memory bus width
128 bit
Bandwidth
28.80 GB/s

Render Configuration

Shading units
384
TMUs
32
ROPs
16
SMX count
2
Cache L1
16 KB (per SMX)
Cache L2
256 KB

Performance

Pixel rate
5.000 GPixel/s
Texture rate
20.00 GTexel/s
FP32 (float) performance
480.0 GFLOPS
FP64 (double) performance
20.00 GFLOPS (1:24)

Dimensions & Outputs

TDP
32 W
Outputs
No outputs

API Support & Features

DirectX
12 (11_0)
OpenGL
4.6
OpenCL
3.0
Vulkan
1.1
CUDA
3.0
Shader model
5.1

Drivers

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Benchmark & Performance

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Gaming

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