ATI Radeon HD 2400 vs ATI Radeon HD 4850 X2

VS

ATI Radeon HD 2400

ATI Radeon HD 4850 X2

We compared two Desktop platform GPUs: 256MB VRAM ATI Radeon HD 2400 and 512MB VRAM Radeon HD 4850 X2 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 250W)

ATI Radeon HD 4850 X2 's Advantages

Released 9 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (63.68GB/s vs 7.920GB/s)

760 additional rendering cores

Score

Benchmark

FP32 (float)

ATI Radeon HD 2400

0.032 TFLOPS

Radeon HD 4850 X2 +3025%

1 TFLOPS

ATI Radeon HD 2400

VS

Radeon HD 4850 X2

Graphics Card

Feb 2008

Release Date

Nov 2008

Radeon R600

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

495 MHz

Memory Clock

995 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

256bit

7.920GB/s

Bandwidth

63.68GB/s

Render Config

2

Compute Units

10

-

40

Shading Units

800

4

TMUs

40

4

ROPs

16

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

256 KB

-

Theoretical Performance

1.592 GPixel/s

Pixel Rate

10.00 GPixel/s

1.592 GTexel/s

Texture Rate

25.00 GTexel/s

-

31.84 GFLOPS

FP32 (float)

1000 GFLOPS

-

FP64 (double)

200.0 GFLOPS

Board Design

20W

TDP

250W

200 W

Suggested PSU

600 W

1x DVI 1x S-Video

Outputs

4x DVI 1x S-Video

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV610

GPU Name

R700

-

GPU Variant

R700 PRO (215-0669065)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

0.18 billion

Transistors

0.956 billion

85 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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