ATI Radeon HD 2400 vs ATI Radeon HD 4580

VS

We compared two Desktop platform GPUs: 256MB VRAM ATI Radeon HD 2400 and 512MB VRAM Radeon HD 4580 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 65W)

ATI Radeon HD 4580 's Advantages

Released 3 years and 9 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (22.18GB/s vs 7.920GB/s)

80 additional rendering cores

Score

Benchmark

FP32 (float)

ATI Radeon HD 2400

0.032 TFLOPS

Radeon HD 4580 +496%

0.191 TFLOPS

ATI Radeon HD 2400

VS

Radeon HD 4580

Graphics Card

Feb 2008

Release Date

Nov 2011

Radeon R600

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

495 MHz

Memory Clock

693 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

128bit

7.920GB/s

Bandwidth

22.18GB/s

Render Config

-

SM Count

-

2

Compute Units

3

40

Shading Units

120

4

TMUs

8

4

ROPs

4

-

Tensor Cores

-

RT Cores

-

L1 Cache

-

32 KB

L2 Cache

128 KB

Theoretical Performance

1.592 GPixel/s

Pixel Rate

3.184 GPixel/s

1.592 GTexel/s

Texture Rate

6.368 GTexel/s

-

FP16 (half)

-

31.84 GFLOPS

FP32 (float)

191.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

RV610

GPU Name

RV635

-

GPU Variant

RV635 PRO (215-0682008)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

0.18 billion

Transistors

0.378 billion

85 mm²

Die Size

135 mm²

Board Design

20W

TDP

65W

200 W

Suggested PSU

250 W

1x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

None

Graphics Features

10.0 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

4.0

Shader Model

4.1

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