ATI FireMV 2260 PCIe x1 vs ATI Radeon HD 4870 X2

VS

ATI FireMV 2260 PCIe x1

ATI Radeon HD 4870 X2

We compared two Desktop platform GPUs: 256MB VRAM FireMV 2260 PCIe x1 and 1024MB VRAM Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FireMV 2260 PCIe x1 's Advantages

Lower TDP (15W vs 286W)

ATI Radeon HD 4870 X2 's Advantages

Released 7 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (115.2GB/s vs 8.000GB/s)

760 additional rendering cores

Score

Benchmark

FP32 (float)

FireMV 2260 PCIe x1

0.04 TFLOPS

Radeon HD 4870 X2 +2900%

1.2 TFLOPS

FireMV 2260 PCIe x1

VS

Radeon HD 4870 X2

Graphics Card

Jan 2008

Release Date

Aug 2008

FireMV Multi-View

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x1

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

500 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

256bit

8.000GB/s

Bandwidth

115.2GB/s

Render Config

2

Compute Units

10

-

40

Shading Units

800

4

TMUs

40

4

ROPs

16

-

L1 Cache

16 KB (per CU)

-

L2 Cache

256 KB

-

Theoretical Performance

2.000 GPixel/s

Pixel Rate

12.00 GPixel/s

2.000 GTexel/s

Texture Rate

30.00 GTexel/s

-

40.00 GFLOPS

FP32 (float)

1200 GFLOPS

-

FP64 (double)

240.0 GFLOPS

Board Design

15W

TDP

286W

200 W

Suggested PSU

600 W

2x DisplayPort

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV620

GPU Name

R700

-

GPU Variant

R700 XT (215-0669045)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.181 billion

Transistors

0.956 billion

67 mm²

Die Size

256 mm²

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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