ATI Radeon HD 4870 vs ATI FireMV 2400 PCIe x1

VS

ATI Radeon HD 4870

ATI FireMV 2400 PCIe x1

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 and 64MB VRAM FireMV 2400 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 's Advantages

More VRAM (512GB vs 64GB)

Larger VRAM bandwidth (115.2GB/s vs 6.496GB/s)

800 additional rendering cores

ATI FireMV 2400 PCIe x1 's Advantages

Lower TDP (20W vs 150W)

Score

Radeon HD 4870

VS

FireMV 2400 PCIe x1

Graphics Card

Jun 2008

Release Date

Jan 2008

Radeon R700

Generation

FireMV Multi-View

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x1

Clock Speeds

-

900 MHz

Memory Clock

203 MHz

Memory

512MB

Memory Size

64MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

6.496GB/s

Render Config

10

Compute Units

-

800

Shading Units

-

40

TMUs

4

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

1.000 GPixel/s

30.00 GTexel/s

Texture Rate

1.000 GTexel/s

-

1200 GFLOPS

FP32 (float)

-

240.0 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

20W

450 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x VHDCI

2x 6-pin

Power Connectors

None

Graphics Processor

RV770

GPU Name

RV380

RV770 XT (215-0669049)

GPU Variant

-

TeraScale

Architecture

Rage 9

TSMC

Foundry

TSMC

55 nm

Process Size

130 nm

0.956 billion

Transistors

0.075 billion

256 mm²

Die Size

92 mm²

Graphics Features

10.1 (10_1)

DirectX

9.0

3.3

OpenGL

2.0

1.1

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

-

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