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XENON GT 640 LP
KCC-REI-EMT-PT-GT640-LP

GK208
Graphics Processor
384
Cores
16
TMUs
8
ROPs
1024 MB
Memory Size
GDDR5
Memory Type
64 bit
Bus Width
XENON GT 640 LP Image NVIDIA GK208 Image

Graphics Processor

GPU Name: GK208
GPU Variant: GK208-400-A1
Architecture: Kepler 2.0
Process Size: 28 nm
Transistors: unknown
Die Size: 87 mm²

Graphics Card

Released: May 29th, 2013
Production Status: Active
Bus Interface: PCIe 2.0 x8

Clock Speeds

GPU Clock: 1046 MHz
Memory Clock: 1252 MHz
5008 MHz effective

Memory

Memory Size: 1024 MB
Memory Type: GDDR5
Memory Bus: 64 bit
Bandwidth: 40.06 GB/s

Render Config

Shading Units: 384
TMUs: 16
ROPs: 8
SMX Count: 2
Pixel Rate: 8.368 GPixel/s
Texture Rate: 16.74 GTexel/s
Floating-point performance: 803.3 GFLOPS

Board Design

Slot Width: Single-slot
Length: 5.7 inches
5.75 inches
145 mm
146 mm
TDP: 49 W
Outputs: 1x DVI
1x HDMI
1x VGA
Power Connectors: None
Board Number: P2131

Graphics Features

DirectX: 12.0
OpenGL: 4.6
OpenCL: 1.2
CUDA: 3.5
Shader Model: 5.0

Other retail boards based on this design (16)

Name GPU Clock Memory Clock Other Changes
ASUS GT 640 1046 MHz 1252 MHz
ASUS GT 640 Formula II 1046 MHz 1252 MHz
Gainward GT 640 1046 MHz 1252 MHz 5.71 inches/145 mm
Galaxy GT 640 1046 MHz 1252 MHz 6.25 inches/159 mm
Galaxy GT 640 Black 1097 MHz 1252 MHz
GIGABYTE GT 640 1046 MHz 1252 MHz 6.18 inches/157 mm
GIGABYTE GT 640 2 GB 1046 MHz 1252 MHz 2048 MB, 6.97 inches/177 mm
Inno3D GT 640 1046 MHz 1252 MHz
Leadtek WinFast GT 640 1064 MHz 1252 MHz
MSI GT 640 Low Profile 1046 MHz 1252 MHz 5.75 inches/146 mm
Palit GT 640 1 GB 1046 MHz 1252 MHz
Palit GT 640 2 GB 1046 MHz 1252 MHz 2048 MB, 1x DVI 1x mini-HDMI 1x VGA
XENON GT 640 LP 1046 MHz 1252 MHz 5.75 inches/146 mm
ZOTAC GT 640 1 GB 1046 MHz 1252 MHz
ZOTAC GT 640 2 GB 1046 MHz 1252 MHz 2048 MB
ZOTAC GT 640 Guild Wars 1046 MHz 1252 MHz Dual-slot