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MSI GTX 275 Lightning

Graphics Processor
1792 MB
Memory Size
Memory Type
448 bit
Bus Width
MSI GTX 275 Lightning Image NVIDIA GT200B Image

Graphics Processor

GPU Name: GT200B
GPU Variant: G200-105-B3
Architecture: Tesla 2.0
Process Size: 55 nm
Transistors: 1,400 million
Die Size: 470 mm²

Graphics Card

Released: Jan 15th, 2009
Jul 24th, 2009
Production Status: End-of-life
Bus Interface: PCIe 2.0 x16
MSI Part #: N275GTX-Lightning

Clock Speeds

GPU Clock: 633 MHz
700 MHz (+11%)
Shader Clock: 1404 MHz
Memory Clock: 1134 MHz
1150 MHz (+1%)
2268 MHz effective
2300 MHz effective


Memory Size: 896 MB
1792 MB
Memory Type: GDDR3
Memory Bus: 448 bit
Bandwidth: 127.0 GB/s
128.8 GB/s

Render Config

Shading Units: 240
TMUs: 80
ROPs: 28
SM Count: 10
Pixel Rate: 39.31 GPixel/s
Texture Rate: 112.3 GTexel/s
Floating-point performance: 673.9 GFLOPS

Board Design

Slot Width: Dual-slot
Length: 10.5 inches
10.63 inches
267 mm
270 mm
TDP: 219 W
Outputs: 2x DVI
1x DVI
1x VGA
Power Connectors: 2x 6-pin
Board Number: P897

Graphics Features

DirectX: 10.0
OpenGL: 3.3
OpenCL: 1.1
CUDA: 1.3
Shader Model: 4.0


Our review database contains 61 reviews of the GTX 275 Lightning.

Card Notes

SFUs: 20

GT200B GPU Notes

GT200b, commonly printed on the chip package as G200-xxx-Bx is an optical shrink of the G200 core to the newer 55 manufacturing process of TSMC. It helped shrink the core's energy and thermal footprints to a level that even facilitated building a dual-GPU accelerator

Other retail boards based on this design

Name GPU Clock Memory Clock Other Changes
Gainward GTX 275 GS 648 MHz 1185 MHz 10.63 inches/270 mm, 1x DVI 1x HDMI 1x VGA
GIGABYTE GTX 275 SOC 715 MHz 1260 MHz 1792 MB, 1x DVI 1x mini-HDMI 1x VGA
MSI GTX 275 Lightning 700 MHz 1150 MHz 1792 MB, 10.63 inches/270 mm, 1x DVI 1x HDMI 1x VGA
MSI GTX 275 Twin Frozr OC 666 MHz 1161 MHz 2x DVI 1x S-Video
ZOTAC GTX 275 AMP! Edition 702 MHz 1260 MHz 2x DVI 1x S-Video