ATI Radeon HD 2400 vs ATI Radeon HD 4700

VS

ATI Radeon HD 2400

ATI Radeon HD 4700

We compared two Desktop platform GPUs: 256MB VRAM ATI Radeon HD 2400 and 512MB VRAM Radeon HD 4700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2400 's Advantages

Lower TDP (20W vs 50W)

ATI Radeon HD 4700 's Advantages

Released 2 years late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (12.80GB/s vs 7.920GB/s)

280 additional rendering cores

Score

Benchmark

FP32 (float)

ATI Radeon HD 2400

0.032 TFLOPS

Radeon HD 4700 +1100%

0.384 TFLOPS

ATI Radeon HD 2400

VS

Radeon HD 4700

Graphics Card

Feb 2008

Release Date

Feb 2010

Radeon R600

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

495 MHz

Memory Clock

400 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

DDR2

64bit

Memory Bus

128bit

7.920GB/s

Bandwidth

12.80GB/s

Render Config

2

Compute Units

4

-

40

Shading Units

320

4

TMUs

32

4

ROPs

8

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

128 KB

-

Theoretical Performance

1.592 GPixel/s

Pixel Rate

4.800 GPixel/s

1.592 GTexel/s

Texture Rate

19.20 GTexel/s

-

31.84 GFLOPS

FP32 (float)

384.0 GFLOPS

-

Board Design

20W

TDP

50W

200 W

Suggested PSU

250 W

1x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

-

Graphics Processor

RV610

GPU Name

RV730

-

GPU Variant

RV730 CE

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

0.18 billion

Transistors

0.514 billion

85 mm²

Die Size

146 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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