ATI Radeon HD 2900 PRO vs NVIDIA GeForce 6800

VS

ATI Radeon HD 2900 PRO

NVIDIA GeForce 6800

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 PRO and 256MB VRAM GeForce 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 PRO 's Advantages

Released 3 years and 1 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (51.20GB/s vs 19.20GB/s)

320 additional rendering cores

Score

Radeon HD 2900 PRO

VS

GeForce 6800

Graphics Card

Dec 2007

Release Date

Nov 2004

Radeon R600

Generation

GeForce 6 PCIe

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

800 MHz

Memory Clock

300 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

DDR

256bit

Memory Bus

256bit

51.20GB/s

Bandwidth

19.20GB/s

Render Config

4

Compute Units

-

320

Shading Units

-

16

TMUs

12

16

ROPs

8

-

128 KB

L2 Cache

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

2.600 GPixel/s

9.600 GTexel/s

Texture Rate

3.900 GTexel/s

-

384.0 GFLOPS

FP32 (float)

-

Board Design

200W

TDP

Unknown

550 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x VGA 1x S-Video

1x 8-pin

Power Connectors

None

Graphics Processor

R600

GPU Name

NV41

R600 PRO (215RGMDKA13FG)

GPU Variant

-

TeraScale

Architecture

Curie

TSMC

Foundry

TSMC

80 nm

Process Size

130 nm

0.72 billion

Transistors

0.19 billion

420 mm²

Die Size

225 mm²

Graphics Features

10.0 (10_0)

DirectX

9.0c (9_3)

3.3 (full) 4.0 (partial)

OpenGL

2.0 (full) 2.1 (partial)

N/A

OpenCL

N/A

Vulkan

N/A

-

4.0

Shader Model

3.0

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