AMD Radeon RX 7990 XTX vs ATI Radeon X800 GT AGP

VS

AMD Radeon RX 7990 XTX

ATI Radeon X800 GT AGP

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7990 XTX and 256MB VRAM Radeon X800 GT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7990 XTX 's Advantages

Boost Clock3599MHz

More VRAM (24GB vs 256GB)

Larger VRAM bandwidth (1152GB/s vs 31.55GB/s)

6144 additional rendering cores

ATI Radeon X800 GT AGP 's Advantages

Lower TDP (40W vs 405W)

Score

Radeon RX 7990 XTX

VS

Radeon X800 GT AGP

Graphics Card

Unknown

Release Date

Nov 2007

Navi III

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

AGP 8x

Clock Speeds

2500 MHz

Base Clock

-

3599 MHz

Boost Clock

-

3000 MHz

Memory Clock

493 MHz

Memory

24GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

384bit

Memory Bus

256bit

1152GB/s

Bandwidth

31.55GB/s

Render Config

96

Compute Units

-

6144

Shading Units

-

384

TMUs

8

192

ROPs

8

-

96

RT Cores

-

256 KB per Array

L1 Cache

-

6 MB

L2 Cache

-

192 MB

L3 Cache

-

Theoretical Performance

691.0 GPixel/s

Pixel Rate

3.784 GPixel/s

1382 GTexel/s

Texture Rate

3.784 GTexel/s

176.9 TFLOPS

FP16 (half)

-

88.45 TFLOPS

FP32 (float)

-

2.764 TFLOPS

FP64 (double)

-

Board Design

405W

TDP

40W

800 W

Suggested PSU

200 W

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

Outputs

1x DVI 1x VGA 1x S-Video

3x 8-pin

Power Connectors

1x Molex

Graphics Processor

Navi 31

GPU Name

R420

Navi 31 XTX+

GPU Variant

R420 GT (215RAACGA12F)

RDNA 3.0

Architecture

R400

TSMC

Foundry

TSMC

5 nm

Process Size

130 nm

57.7 billion

Transistors

0.16 billion

529 mm²

Die Size

281 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0b (9_2)

4.6

OpenGL

2.1

2.2

OpenCL

N/A

1.3

Vulkan

N/A

-

6.7

Shader Model

-

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