NVIDIA GeForce GTX 275 vs ATI Radeon X550 XT

VS

NVIDIA GeForce GTX 275

ATI Radeon X550 XT

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 and 128MB VRAM Radeon X550 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 275 's Advantages

Released 2 years late

More VRAM (896GB vs 128GB)

Larger VRAM bandwidth (127.0GB/s vs 9.600GB/s)

240 additional rendering cores

Score

GeForce GTX 275

VS

Radeon X550 XT

Graphics Card

Jan 2009

Release Date

Jan 2007

GeForce 200

Generation

Radeon R300

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1134 MHz

Memory Clock

300 MHz

Memory

896MB

Memory Size

128MB

GDDR3

Memory Type

GDDR3

448bit

Memory Bus

128bit

127.0GB/s

Bandwidth

9.600GB/s

Render Config

-

30

SM Count

-

240

Shading Units

-

80

TMUs

4

28

ROPs

4

-

224 KB

L2 Cache

-

Theoretical Performance

17.72 GPixel/s

Pixel Rate

1.600 GPixel/s

50.64 GTexel/s

Texture Rate

1.600 GTexel/s

-

673.9 GFLOPS

FP32 (float)

-

84.24 GFLOPS

FP64 (double)

-

Board Design

219W

TDP

Unknown

550 W

Suggested PSU

200 W

2x DVI

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Processor

GT200B

GPU Name

RV410

G200-105-B3

GPU Variant

-

Tesla 2.0

Architecture

R400

TSMC

Foundry

TSMC

55 nm

Process Size

110 nm

1.4 billion

Transistors

0.12 billion

470 mm²

Die Size

156 mm²

Graphics Features

11.1 (10_0)

DirectX

9.0b (9_2)

3.3

OpenGL

2.0

1.1

OpenCL

N/A

Vulkan

N/A

1.3

CUDA

-

4.0

Shader Model

-

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