ATI Radeon X800 GT AGP vs ATI Radeon HD 2900 GT

VS

ATI Radeon X800 GT AGP ATI Radeon HD 2900 GT

We compared two Desktop platform GPUs: 256MB VRAM Radeon X800 GT AGP and 256MB VRAM Radeon HD 2900 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X800 GT AGP 's Advantages

Lower TDP (40W vs 150W)

ATI Radeon HD 2900 GT 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 31.55GB/s)

240 additional rendering cores

Score

Radeon X800 GT AGP

VS

Radeon HD 2900 GT

Graphics Card

Nov 2007

Release Date

Nov 2007

Radeon R400 AGP

Generation

Radeon R600

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

493 MHz

Memory Clock

800 MHz

Memory

256MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

256bit

31.55GB/s

Bandwidth

51.20GB/s

Render Config

-

SM Count

-

Compute Units

3

-

Shading Units

240

8

TMUs

12

8

ROPs

12

-

Tensor Cores

-

RT Cores

-

L1 Cache

-

L2 Cache

128 KB

Theoretical Performance

3.784 GPixel/s

Pixel Rate

7.212 GPixel/s

3.784 GTexel/s

Texture Rate

7.212 GTexel/s

-

FP16 (half)

-

FP32 (float)

288.5 GFLOPS

-

FP64 (double)

-

Graphics Processor

R420

GPU Name

R600

R420 GT (215RAACGA12F)

GPU Variant

R600 GT (215RGFDKA13FG)

R400

Architecture

TeraScale

TSMC

Foundry

TSMC

130 nm

Process Size

80 nm

0.16 billion

Transistors

0.72 billion

281 mm²

Die Size

420 mm²

Board Design

40W

TDP

150W

200 W

Suggested PSU

450 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x S-Video

1x Molex

Power Connectors

1x 8-pin

Graphics Features

9.0b (9_2)

DirectX

10.0 (10_0)

2.1

OpenGL

3.3 (full) 4.0 (partial)

N/A

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

Shader Model

4.0

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