ATI Radeon HD 2600 PRO AGP vs AMD Radeon HD 7870 GHz Edition

VS

ATI Radeon HD 2600 PRO AGP

AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 512MB VRAM ATI Radeon HD 2600 PRO AGP and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2600 PRO AGP 's Advantages

Lower TDP (35W vs 175W)

AMD Radeon HD 7870 GHz Edition 's Advantages

Released 4 years and 9 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 12.67GB/s)

1160 additional rendering cores

Score

Benchmark

FP32 (float)

ATI Radeon HD 2600 PRO AGP

0.143 TFLOPS

Radeon HD 7870 GHz Edition +1690%

2.56 TFLOPS

ATI Radeon HD 2600 PRO AGP

VS

Radeon HD 7870 GHz Edition

Graphics Card

Jun 2007

Release Date

Mar 2012

Radeon R600

Generation

Southern Islands

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

396 MHz

Memory Clock

1200 MHz

Memory

512MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

12.67GB/s

Bandwidth

153.6GB/s

Render Config

3

Compute Units

20

-

120

Shading Units

1280

8

TMUs

80

4

ROPs

32

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

2.376 GPixel/s

Pixel Rate

32.00 GPixel/s

4.752 GTexel/s

Texture Rate

80.00 GTexel/s

-

142.6 GFLOPS

FP32 (float)

2.560 TFLOPS

-

FP64 (double)

160.0 GFLOPS

Board Design

35W

TDP

175W

200 W

Suggested PSU

450 W

1x DVI 1x VGA 1x S-Video

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

RV630

GPU Name

Pitcairn

RV630 PRO (215CDBBKA15FG)

GPU Variant

Pitcairn XT (215-0828047)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.39 billion

Transistors

2.8 billion

153 mm²

Die Size

212 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.0

Shader Model

5.1

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