NVIDIA GeForce 9800 GX2 vs ATI Radeon HD 2600 XT AGP

VS

NVIDIA GeForce 9800 GX2

ATI Radeon HD 2600 XT AGP

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GX2 and 256MB VRAM Radeon HD 2600 XT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9800 GX2 's Advantages

Released 9 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (64.00GB/s vs 25.60GB/s)

8 additional rendering cores

ATI Radeon HD 2600 XT AGP 's Advantages

Lower TDP (45W vs 197W)

Score

Benchmark

FP32 (float)

GeForce 9800 GX2 +100%

0.384 TFLOPS

Radeon HD 2600 XT AGP

0.192 TFLOPS

GeForce 9800 GX2

VS

Radeon HD 2600 XT AGP

Graphics Card

Mar 2008

Release Date

Jun 2007

GeForce 9

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

1000 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

128bit

64.00GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

16

SM Count

-

128

Shading Units

120

64

TMUs

8

16

ROPs

4

-

64 KB

L2 Cache

64 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

3.200 GPixel/s

38.40 GTexel/s

Texture Rate

6.400 GTexel/s

-

384.0 GFLOPS

FP32 (float)

192.0 GFLOPS

-

Board Design

197W

TDP

45W

450 W

Suggested PSU

200 W

2x DVI 1x HDMI

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

G92

GPU Name

RV630

G92-450-A2

GPU Variant

RV630 XT (215CDABKA15FG)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

65 nm

0.754 billion

Transistors

0.39 billion

324 mm²

Die Size

153 mm²

Graphics Features

11.1 (10_0)

DirectX

10.0 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

4.0

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