AMD Radeon HD 7790 vs ATI Radeon X800 GTO AGP

VS

AMD Radeon HD 7790

ATI Radeon X800 GTO AGP

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7790 and 256MB VRAM Radeon X800 GTO AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7790 's Advantages

Released 5 years and 4 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 31.36GB/s)

896 additional rendering cores

ATI Radeon X800 GTO AGP 's Advantages

Lower TDP (49W vs 85W)

Score

Radeon HD 7790

VS

Radeon X800 GTO AGP

Graphics Card

Mar 2013

Release Date

Nov 2007

Southern Islands

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

1500 MHz

Memory Clock

490 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

31.36GB/s

Render Config

14

Compute Units

-

896

Shading Units

-

56

TMUs

12

16

ROPs

12

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

4.800 GPixel/s

56.00 GTexel/s

Texture Rate

4.800 GTexel/s

-

1.792 TFLOPS

FP32 (float)

-

112.0 GFLOPS

FP64 (double)

-

Board Design

85W

TDP

49W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

1x Molex

Graphics Processor

Bonaire

GPU Name

R420

Bonaire XT (215-0839039)

GPU Variant

R420 GTO

GCN 2.0

Architecture

R400

TSMC

Foundry

TSMC

28 nm

Process Size

130 nm

2.08 billion

Transistors

0.16 billion

160 mm²

Die Size

281 mm²

Graphics Features

12 (12_0)

DirectX

9.0b (9_2)

4.6

OpenGL

2.1

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

-

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