AMD Radeon HD 6870 X2 vs ATI FireMV 2400 PCIe x1

VS

AMD Radeon HD 6870 X2

ATI FireMV 2400 PCIe x1

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 64MB VRAM FireMV 2400 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 X2 's Advantages

Released 3 years and 6 months late

More VRAM (1024GB vs 64GB)

Larger VRAM bandwidth (134.4GB/s vs 6.496GB/s)

1120 additional rendering cores

ATI FireMV 2400 PCIe x1 's Advantages

Lower TDP (20W vs 300W)

Score

Radeon HD 6870 X2

VS

FireMV 2400 PCIe x1

Graphics Card

Jul 2011

Release Date

Jan 2008

Northern Islands

Generation

FireMV Multi-View

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x1

Clock Speeds

-

1050 MHz

Memory Clock

203 MHz

Memory

1024MB

Memory Size

64MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

6.496GB/s

Render Config

14

Compute Units

-

1120

Shading Units

-

56

TMUs

4

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

1.000 GPixel/s

50.40 GTexel/s

Texture Rate

1.000 GTexel/s

-

2.016 TFLOPS

FP32 (float)

-

Board Design

300W

TDP

20W

700 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

1x VHDCI

-

Power Connectors

None

Graphics Processor

Barts

GPU Name

RV380

Barts XT (215-0798000)

GPU Variant

-

TeraScale 2

Architecture

Rage 9

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

1.7 billion

Transistors

0.075 billion

255 mm²

Die Size

92 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0

4.4

OpenGL

2.0

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

-

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