NVIDIA GeForce RTX 4090 vs ATI Radeon X800 GT AGP

VS

NVIDIA GeForce RTX 4090 ATI Radeon X800 GT AGP

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 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 RTX 4090 's Advantages

Released 14 years and 10 months late

Boost Clock2520MHz

16384 additional rendering cores

ATI Radeon X800 GT AGP 's Advantages

Larger VRAM bandwidth (31.55TB/s vs 1.01TB/s)

Lower TDP (40W vs 450W)

Score

GeForce RTX 4090

VS

Radeon X800 GT AGP

Graphics Card

Sep 2022

Release Date

Nov 2007

GeForce 40

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

AGP 8x

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1313 MHz

Memory Clock

493 MHz

Memory

24GB

Memory Size

256MB

GDDR6X

Memory Type

GDDR3

384bit

Memory Bus

256bit

1.01TB/s

Bandwidth

31.55GB/s

Render Config

128

SM Count

-

Compute Units

-

16384

Shading Units

-

512

TMUs

8

176

ROPs

8

512

Tensor Cores

-

128

RT Cores

-

128 KB (per SM)

L1 Cache

-

72 MB

L2 Cache

-

Theoretical Performance

443.5 GPixel/s

Pixel Rate

3.784 GPixel/s

1290 GTexel/s

Texture Rate

3.784 GTexel/s

82.58 TFLOPS

FP16 (half)

-

82.58 TFLOPS

FP32 (float)

-

1290 GFLOPS

FP64 (double)

-

Graphics Processor

AD102

GPU Name

R420

AD102-300-A1

GPU Variant

R420 GT (215RAACGA12F)

Ada Lovelace

Architecture

R400

TSMC

Foundry

TSMC

5 nm

Process Size

130 nm

76.3 billion

Transistors

0.16 billion

609 mm²

Die Size

281 mm²

Board Design

450W

TDP

40W

850 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

1x 16-pin

Power Connectors

1x Molex

Graphics Features

12 Ultimate (12_2)

DirectX

9.0b (9_2)

4.6

OpenGL

2.1

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.9

CUDA

-

6.7

Shader Model

-

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