NVIDIA GeForce GTX 260 vs ATI Radeon HD 3550

VS

NVIDIA GeForce GTX 260

ATI Radeon HD 3550

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 260 and 512MB VRAM Radeon HD 3550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 260 's Advantages

More VRAM (896GB vs 512GB)

Larger VRAM bandwidth (111.9GB/s vs 6.336GB/s)

152 additional rendering cores

ATI Radeon HD 3550 's Advantages

Lower TDP (30W vs 182W)

Score

Benchmark

FP32 (float)

GeForce GTX 260 +893%

0.477 TFLOPS

Radeon HD 3550

0.048 TFLOPS

GeForce GTX 260

VS

Radeon HD 3550

Graphics Card

Jun 2008

Release Date

Aug 2008

GeForce 200

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

999 MHz

Memory Clock

396 MHz

Memory

896MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

448bit

Memory Bus

64bit

111.9GB/s

Bandwidth

6.336GB/s

Render Config

-

Compute Units

2

24

SM Count

-

192

Shading Units

40

64

TMUs

4

28

ROPs

4

-

224 KB

L2 Cache

64 KB

-

Theoretical Performance

16.13 GPixel/s

Pixel Rate

2.376 GPixel/s

36.86 GTexel/s

Texture Rate

2.376 GTexel/s

-

476.9 GFLOPS

FP32 (float)

47.52 GFLOPS

59.62 GFLOPS

FP64 (double)

-

Board Design

182W

TDP

30W

450 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

2x DisplayPort

2x 6-pin

Power Connectors

None

Graphics Processor

GT200

GPU Name

RV620

G200-100-A2

GPU Variant

RV620 PRO (215-0670006)

Tesla 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

1.4 billion

Transistors

0.181 billion

576 mm²

Die Size

67 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

1.3

CUDA

-

4.0

Shader Model

4.1

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