ATI Radeon HD 3870 Mac Edition vs ATI FireGL V8600

VS

ATI Radeon HD 3870 Mac Edition

ATI FireGL V8600

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 1024MB VRAM FireGL V8600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Released 1 years and 1 months late

Lower TDP (106W vs 159W)

ATI FireGL V8600 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (111.1GB/s vs 72.06GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition +12%

0.497 TFLOPS

FireGL V8600

0.44 TFLOPS

Radeon HD 3870 Mac Edition

VS

FireGL V8600

Graphics Card

Jun 2008

Release Date

May 2007

Radeon R600

Generation

FireGL

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1126 MHz

Memory Clock

868 MHz

Memory

512MB

Memory Size

1024MB

GDDR4

Memory Type

GDDR4

256bit

Memory Bus

512bit

72.06GB/s

Bandwidth

111.1GB/s

Render Config

4

Compute Units

4

-

320

Shading Units

320

16

TMUs

16

ROPs

16

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

11.01 GPixel/s

12.43 GTexel/s

Texture Rate

11.01 GTexel/s

-

497.3 GFLOPS

FP32 (float)

440.3 GFLOPS

99.46 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

159W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

1x DVI 1x DisplayPort 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV670

GPU Name

R600

RV670 XT (215-0708005)

GPU Variant

R600 V8600

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

80 nm

0.666 billion

Transistors

0.72 billion

192 mm²

Die Size

420 mm²

Graphics Features

10.1 (10_1)

DirectX

10.0 (10_0)

3.3 (full) 4.0 (partial)

OpenGL

3.3 (full) 4.0 (partial)

N/A

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

4.0

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