ATI FireMV 2260 PCIe x1 vs ATI Radeon HD 3870 Mac Edition

VS

ATI FireMV 2260 PCIe x1

ATI Radeon HD 3870 Mac Edition

We compared two Desktop platform GPUs: 256MB VRAM FireMV 2260 PCIe x1 and 512MB VRAM Radeon HD 3870 Mac Edition 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 106W)

ATI Radeon HD 3870 Mac Edition 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (72.06GB/s vs 8.000GB/s)

280 additional rendering cores

Score

Benchmark

FP32 (float)

FireMV 2260 PCIe x1

0.04 TFLOPS

Radeon HD 3870 Mac Edition +1142%

0.497 TFLOPS

FireMV 2260 PCIe x1

VS

Radeon HD 3870 Mac Edition

Graphics Card

Jan 2008

Release Date

Jun 2008

FireMV Multi-View

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x1

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

500 MHz

Memory Clock

1126 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

GDDR4

64bit

Memory Bus

256bit

8.000GB/s

Bandwidth

72.06GB/s

Render Config

2

Compute Units

4

-

40

Shading Units

320

4

TMUs

16

4

ROPs

16

-

L2 Cache

256 KB

-

Theoretical Performance

2.000 GPixel/s

Pixel Rate

12.43 GPixel/s

2.000 GTexel/s

Texture Rate

12.43 GTexel/s

-

40.00 GFLOPS

FP32 (float)

497.3 GFLOPS

-

FP64 (double)

99.46 GFLOPS

Board Design

15W

TDP

106W

200 W

Suggested PSU

300 W

2x DisplayPort

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

RV620

GPU Name

RV670

-

GPU Variant

RV670 XT (215-0708005)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.181 billion

Transistors

0.666 billion

67 mm²

Die Size

192 mm²

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3 (full) 4.0 (partial)

N/A

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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