AMD Radeon HD 7970 GHz Edition vs ATI Radeon HD 2600 PRO AGP

VS

AMD Radeon HD 7970 GHz Edition ATI Radeon HD 2600 PRO AGP

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 GHz Edition 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 7970 GHz Edition 's Advantages

Released 5 years late

Boost Clock1050MHz

Larger VRAM bandwidth (288.0GB/s vs 12.67GB/s)

1928 additional rendering cores

ATI Radeon HD 2600 PRO AGP 's Advantages

Lower TDP (35W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 GHz Edition +2907%

4.301 TFLOPS

ATI Radeon HD 2600 PRO AGP

0.143 TFLOPS

Radeon HD 7970 GHz Edition

VS

ATI Radeon HD 2600 PRO AGP

Graphics Card

Jun 2012

Release Date

Jun 2007

Southern Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

1000 MHz

Base Clock

-

1050 MHz

Boost Clock

-

1500 MHz

Memory Clock

396 MHz

Memory

3GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

384bit

Memory Bus

128bit

288.0GB/s

Bandwidth

12.67GB/s

Render Config

-

SM Count

-

32

Compute Units

3

2048

Shading Units

120

128

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

64 KB

Theoretical Performance

33.60 GPixel/s

Pixel Rate

2.376 GPixel/s

134.4 GTexel/s

Texture Rate

4.752 GTexel/s

-

FP16 (half)

-

4.301 TFLOPS

FP32 (float)

142.6 GFLOPS

1075 GFLOPS

FP64 (double)

-

Graphics Processor

Tahiti

GPU Name

RV630

Tahiti XT2 (215-0821065)

GPU Variant

RV630 PRO (215CDBBKA15FG)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

4.313 billion

Transistors

0.39 billion

352 mm²

Die Size

153 mm²

Board Design

300W

TDP

35W

700 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 + 1x 8-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

4.0

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