ATI Radeon X1550 vs NVIDIA GeForce GTX 275

VS

ATI Radeon X1550

NVIDIA GeForce GTX 275

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1550 and 896MB VRAM GeForce GTX 275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1550 's Advantages

Lower TDP (27W vs 219W)

NVIDIA GeForce GTX 275 's Advantages

Released 2 years late

More VRAM (896GB vs 256GB)

Larger VRAM bandwidth (127.0GB/s vs 12.80GB/s)

240 additional rendering cores

Score

Radeon X1550

VS

GeForce GTX 275

Graphics Card

Jan 2007

Release Date

Jan 2009

Radeon R500 PCIe

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1134 MHz

Memory

256MB

Memory Size

896MB

DDR2

Memory Type

GDDR3

128bit

Memory Bus

448bit

12.80GB/s

Bandwidth

127.0GB/s

Render Config

-

SM Count

30

-

Shading Units

240

4

TMUs

80

4

ROPs

28

-

L2 Cache

224 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

17.72 GPixel/s

2.200 GTexel/s

Texture Rate

50.64 GTexel/s

-

FP32 (float)

673.9 GFLOPS

-

FP64 (double)

84.24 GFLOPS

Board Design

27W

TDP

219W

200 W

Suggested PSU

550 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI

None

Power Connectors

2x 6-pin

Graphics Processor

RV516

GPU Name

GT200B

-

GPU Variant

G200-105-B3

R500

Architecture

Tesla 2.0

UMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.107 billion

Transistors

1.4 billion

100 mm²

Die Size

470 mm²

Graphics Features

9.0c (9_3)

DirectX

11.1 (10_0)

2.1

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.3

3.0

Shader Model

4.0

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