NVIDIA GeForce GT 640 OEM Graphics Card

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Learn more about NVIDIA GeForce GT 640 OEM:

Specifications

Generation
GeForce 600
GPU model
GK107
Interface
PCIe 3.0 x16
GPU clock
797 MHz
Memory size
2 GB
DirectX
12 (11_0)
Release date
Apr 24th, 2012

Graphics Processor

GPU model
GK107
GPU variant
GK107-320-A2
Architecture
Kepler
Foundry
TSMC
Manufacturing process
28 nm
Number of transistors
1,270 million
Die size
118 mm²

Graphics Card

Release date
Apr 24th, 2012
Generation
GeForce 600
Production
End-of-life
Interface
PCIe 3.0 x16
Predecessor
GeForce 500
Successor
GeForce 700

Clocks

GPU clock
797 MHz
Memory clock
891 MHz 1782 Mbps effective

Memory Configuration

Memory size
2 GB
Memory type
DDR3
Memory bus width
128 bit
Bandwidth
28.51 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
6.376 GPixel/s
Texture rate
25.50 GTexel/s
FP32 (float) performance
612.1 GFLOPS
FP64 (double) performance
25.50 GFLOPS (1:24)

Dimensions & Outputs

Slot width
Single-slot
Length
145 mm 5.7 inches
TDP
50 W
Suggested PSU
250 W
Outputs
1x DVI1x HDMI1x DisplayPort
Power connectors
None
Board number
P2010

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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