NVIDIA GeForce 6800 vs ATI Radeon HD 2600 XT X2

VS

NVIDIA GeForce 6800

ATI Radeon HD 2600 XT X2

We compared two Desktop platform GPUs: 256MB VRAM GeForce 6800 and 512MB VRAM Radeon HD 2600 XT X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2600 XT X2 's Advantages

Released 2 years and 8 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (25.60GB/s vs 19.20GB/s)

120 additional rendering cores

Score

GeForce 6800

VS

Radeon HD 2600 XT X2

Graphics Card

Nov 2004

Release Date

Jul 2007

GeForce 6 PCIe

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

300 MHz

Memory Clock

800 MHz

Memory

256MB

Memory Size

512MB

DDR

Memory Type

GDDR3

256bit

Memory Bus

128bit

19.20GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

-

Shading Units

120

12

TMUs

8

ROPs

4

-

L2 Cache

64 KB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

3.200 GPixel/s

3.900 GTexel/s

Texture Rate

6.400 GTexel/s

-

FP32 (float)

192.0 GFLOPS

-

Board Design

Unknown

TDP

Unknown

200 W

Suggested PSU

200 W

1x DVI 1x VGA 1x S-Video

Outputs

4x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

NV41

GPU Name

RV630

-

Curie

Architecture

TeraScale

TSMC

Foundry

TSMC

130 nm

Process Size

65 nm

0.19 billion

Transistors

0.39 billion

225 mm²

Die Size

153 mm²

Graphics Features

9.0c (9_3)

DirectX

10.0 (10_0)

2.0 (full) 2.1 (partial)

OpenGL

3.3

N/A

OpenCL

N/A

Vulkan

N/A

-

3.0

Shader Model

4.0

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