AMD Radeon HD 6970 vs ATI Radeon X800 GT AGP

VS

AMD Radeon HD 6970 ATI Radeon X800 GT AGP

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 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 HD 6970 's Advantages

Released 3 years and 1 months late

Larger VRAM bandwidth (176.0GB/s vs 31.55GB/s)

1536 additional rendering cores

ATI Radeon X800 GT AGP 's Advantages

Lower TDP (40W vs 250W)

Score

Radeon HD 6970

VS

Radeon X800 GT AGP

Graphics Card

Dec 2010

Release Date

Nov 2007

Northern Islands

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

493 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

31.55GB/s

Render Config

-

SM Count

-

24

Compute Units

-

1536

Shading Units

-

96

TMUs

8

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

28.16 GPixel/s

Pixel Rate

3.784 GPixel/s

84.48 GTexel/s

Texture Rate

3.784 GTexel/s

-

FP16 (half)

-

2.703 TFLOPS

FP32 (float)

-

675.8 GFLOPS

FP64 (double)

-

Graphics Processor

Cayman

GPU Name

R420

Cayman XT (215-0807007)

GPU Variant

R420 GT (215RAACGA12F)

TeraScale 3

Architecture

R400

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

2.64 billion

Transistors

0.16 billion

389 mm²

Die Size

281 mm²

Board Design

250W

TDP

40W

600 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x Molex

Graphics Features

11.2 (11_0)

DirectX

9.0b (9_2)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

-

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