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NVIDIA GeForce GTX 275

GT200B
Graphics Processor
240
Cores
80
TMUs
28
ROPs
896 MB
Memory Size
GDDR3
Memory Type
448 bit
Bus Width
NVIDIA GeForce GTX 275 Photo NVIDIA GT200B Photo
The GeForce GTX 275 was a performance graphics card by NVIDIA, launched in January 2009. Built on the 55 nm process, and based on the GT200B graphics processor, in its G200-105-B3 variant, the card supports DirectX 10.0. The GT200B graphics processor is a large chip with a die area of 470 mm² and 1,400 million transistors. It features 240 shading units, 80 texture mapping units and 28 ROPs. NVIDIA has placed 896 MB GDDR3 memory on the card, which are connected using a 448-bit memory interface. The GPU is operating at a frequency of 633 MHz, memory is running at 1134 MHz.
Being a dual-slot card, the NVIDIA GeForce GTX 275 draws power from 2x 6-pin power connectors, with power draw rated at 219 W maximum. Display outputs include: 2x DVI. GeForce GTX 275 is connected to the rest of the system using a PCI-Express 2.0 x16 interface. The card measures 267 mm in length, and features a dual-slot cooling solution. Its price at launch was 249 US Dollars.

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

Release Date
Jan 15th, 2009
Generation
GeForce 200
Production Status
End-of-life
Launch Price
249 USD
Bus Interface
PCIe 2.0 x16

Relative Performance

8%
10%
13%
16%
19%
20%
25%
32%
33%
36%
38%
38%
44%
47%
50%
52%
54%
56%
60%
63%
64%
66%
69%
78%
79%
80%
81%
81%
82%
83%
88%
92%
94%
97%
98%
99%
100%
GeForce GTX 275
100%
100%
102%
107%
109%
117%
120%
120%
125%
125%
129%
138%
142%
143%
146%
147%
152%
153%
155%
157%
165%
168%
170%
171%
171%
172%
185%
187%
191%
194%
195%
196%
197%
200%
201%
206%
222%
228%
233%
235%
237%
240%
245%
252%
258%
264%
267%
268%
296%
326%
331%
353%
355%
359%
364%
367%
369%
374%
376%
378%
381%
401%
410%
415%
415%
457%
464%
472%
508%
558%
577%
622%
622%
656%
768%
787%
858%
976%
Based on TPU review data: "Performance Summary" at 1920x1080

Clock Speeds

GPU Clock
633 MHz
Shader Clock
1404 MHz
Memory Clock
1134 MHz
2268 MHz effective

Memory

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

Render Config

Shading Units
240
TMUs
80
ROPs
28
SM Count
10

Theoretical Performance

Pixel Rate
17.72 GPixel/s
Texture Rate
50.64 GTexel/s
FP32 (float) performance
673.9 GFLOPS
FP64 (double) performance
84.24 GFLOPS (1:8)

Board Design

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

Graphics Features

DirectX
10.0
OpenGL
3.3
OpenCL
1.1
Vulkan
N/A
CUDA
1.3
Shader Model
4.0

Card Notes

SFUs: 20

GT200B GPU Notes

PureVideo HD: VP2
VDPAU: Feature Set A

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

Retail boards based on this design (5)

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