AMD Radeon HD 6970 X2 vs ATI Radeon HD 2600 PRO AGP

VS

AMD Radeon HD 6970 X2

ATI Radeon HD 2600 PRO AGP

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 X2 and 512MB VRAM ATI Radeon HD 2600 PRO AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970 X2 's Advantages

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (176.0GB/s vs 12.67GB/s)

1416 additional rendering cores

ATI Radeon HD 2600 PRO AGP 's Advantages

Lower TDP (35W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6970 X2 +1790%

2.703 TFLOPS

ATI Radeon HD 2600 PRO AGP

0.143 TFLOPS

Radeon HD 6970 X2

VS

ATI Radeon HD 2600 PRO AGP

Graphics Card

Unknown

Release Date

Jun 2007

Northern Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

1375 MHz

Memory Clock

396 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

128bit

176.0GB/s

Bandwidth

12.67GB/s

Render Config

24

Compute Units

3

-

1536

Shading Units

120

96

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

28.16 GPixel/s

Pixel Rate

2.376 GPixel/s

84.48 GTexel/s

Texture Rate

4.752 GTexel/s

-

2.703 TFLOPS

FP32 (float)

142.6 GFLOPS

-

Board Design

375W

TDP

35W

750 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

3x 8-pin

Power Connectors

None

Graphics Processor

Antilles

GPU Name

RV630

Antilles XT (215-0807027)

GPU Variant

RV630 PRO (215CDBBKA15FG)

TeraScale 3

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

2.64 billion

Transistors

0.39 billion

389 mm²

Die Size

153 mm²

Graphics Features

11.2 (11_0)

DirectX

10.0 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.0

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