ATI Radeon HD 2600 PRO AGP vs ATI Radeon HD 4870 Mac Edition

VS

ATI Radeon HD 2600 PRO AGP

ATI Radeon HD 4870 Mac Edition

We compared two Desktop platform GPUs: 512MB VRAM ATI Radeon HD 2600 PRO AGP and 512MB VRAM Radeon HD 4870 Mac 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 150W)

ATI Radeon HD 4870 Mac Edition 's Advantages

Released 1 years and 7 months late

Larger VRAM bandwidth (108.8GB/s vs 12.67GB/s)

680 additional rendering cores

Score

Benchmark

FP32 (float)

ATI Radeon HD 2600 PRO AGP

0.143 TFLOPS

Radeon HD 4870 Mac Edition +739%

1.2 TFLOPS

ATI Radeon HD 2600 PRO AGP

VS

Radeon HD 4870 Mac Edition

Graphics Card

Jun 2007

Release Date

Jan 2009

Radeon R600

Generation

Radeon R700

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

396 MHz

Memory Clock

850 MHz

Memory

512MB

Memory Size

512MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

12.67GB/s

Bandwidth

108.8GB/s

Render Config

3

Compute Units

10

-

120

Shading Units

800

8

TMUs

40

4

ROPs

16

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

2.376 GPixel/s

Pixel Rate

12.00 GPixel/s

4.752 GTexel/s

Texture Rate

30.00 GTexel/s

-

142.6 GFLOPS

FP32 (float)

1200 GFLOPS

-

FP64 (double)

240.0 GFLOPS

Board Design

35W

TDP

150W

200 W

Suggested PSU

450 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 1x mini-DisplayPort 1.0

None

Power Connectors

2x 6-pin

Graphics Processor

RV630

GPU Name

RV770

RV630 PRO (215CDBBKA15FG)

GPU Variant

RV770 XT Mac (215-0669080)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

0.39 billion

Transistors

0.956 billion

153 mm²

Die Size

256 mm²

Graphics Features

10.0 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

4.0

Shader Model

4.1

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