ATI Radeon HD 4860 vs ATI Radeon HD 2600 PRO

VS

ATI Radeon HD 4860

ATI Radeon HD 2600 PRO

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4860 and 256MB VRAM ATI Radeon HD 2600 PRO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4860 's Advantages

Released 2 years and 3 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 16.00GB/s)

520 additional rendering cores

ATI Radeon HD 2600 PRO 's Advantages

Lower TDP (35W vs 130W)

Score

Benchmark

FP32 (float)

Radeon HD 4860 +522%

0.896 TFLOPS

ATI Radeon HD 2600 PRO

0.144 TFLOPS

Radeon HD 4860

VS

ATI Radeon HD 2600 PRO

Graphics Card

Sep 2009

Release Date

Jun 2007

Radeon R700

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

750 MHz

Memory Clock

500 MHz

Memory

512MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

128bit

96.00GB/s

Bandwidth

16.00GB/s

Render Config

8

Compute Units

3

-

640

Shading Units

120

32

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

2.400 GPixel/s

22.40 GTexel/s

Texture Rate

4.800 GTexel/s

-

896.0 GFLOPS

FP32 (float)

144.0 GFLOPS

179.2 GFLOPS

FP64 (double)

-

Board Design

130W

TDP

35W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Processor

RV790

GPU Name

RV630

RV790 GT

GPU Variant

RV630 PRO (215CDBBKA15FG)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.959 billion

Transistors

0.39 billion

282 mm²

Die Size

153 mm²

Graphics Features

10.1 (10_1)

DirectX

10.0 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

4.0

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