NVIDIA GeForce 7800 GTX 512 vs ATI Radeon X800 GT AGP

VS

NVIDIA GeForce 7800 GTX 512

ATI Radeon X800 GT AGP

We compared two Desktop platform GPUs: 512MB VRAM GeForce 7800 GTX 512 and 256MB VRAM Radeon X800 GT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 7800 GTX 512 's Advantages

More VRAM (512GB vs 256GB)

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

ATI Radeon X800 GT AGP 's Advantages

Released 2 years late

Lower TDP (40W vs 108W)

Score

GeForce 7800 GTX 512

VS

Radeon X800 GT AGP

Graphics Card

Nov 2005

Release Date

Nov 2007

GeForce 7 PCIe

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

800 MHz

Memory Clock

493 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

256bit

51.20GB/s

Bandwidth

31.55GB/s

Render Config

-

24

TMUs

8

16

ROPs

8

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

3.784 GPixel/s

12.00 GTexel/s

Texture Rate

3.784 GTexel/s

-

Board Design

108W

TDP

40W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x VGA 1x S-Video

-

Power Connectors

1x Molex

Graphics Processor

G70

GPU Name

R420

GF-7800-GTX-512-A2

GPU Variant

R420 GT (215RAACGA12F)

Curie

Architecture

R400

TSMC

Foundry

TSMC

110 nm

Process Size

130 nm

0.302 billion

Transistors

0.16 billion

333 mm²

Die Size

281 mm²

Graphics Features

9.0c (9_3)

DirectX

9.0b (9_2)

2.1

OpenGL

2.1

N/A

OpenCL

N/A

Vulkan

N/A

-

3.0

Shader Model

-

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