AMD Radeon HD 6390 vs ATI Radeon X800 GTO AGP

VS

AMD Radeon HD 6390

ATI Radeon X800 GTO AGP

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 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 6390 's Advantages

Released 3 years and 8 months late

More VRAM (1024GB vs 256GB)

320 additional rendering cores

Lower TDP (39W vs 49W)

ATI Radeon X800 GTO AGP 's Advantages

Larger VRAM bandwidth (31.36GB/s vs 16.00GB/s)

Score

Radeon HD 6390

VS

Radeon X800 GTO AGP

Graphics Card

Jul 2011

Release Date

Nov 2007

Northern Islands

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

500 MHz

Memory Clock

490 MHz

Memory

1024MB

Memory Size

256MB

DDR2

Memory Type

GDDR3

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

31.36GB/s

Render Config

4

Compute Units

-

320

Shading Units

-

16

TMUs

12

8

ROPs

12

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

4.800 GPixel/s

8.800 GTexel/s

Texture Rate

4.800 GTexel/s

-

352.0 GFLOPS

FP32 (float)

-

Board Design

39W

TDP

49W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

1x Molex

Graphics Processor

Redwood

GPU Name

R420

Redwood LE

GPU Variant

R420 GTO

TeraScale 2

Architecture

R400

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

0.627 billion

Transistors

0.16 billion

104 mm²

Die Size

281 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0b (9_2)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

-

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