ATI FireGL V8600 vs ATI Radeon HD 2900 GT

VS

ATI FireGL V8600

ATI Radeon HD 2900 GT

We compared two Desktop platform GPUs: 1024MB VRAM FireGL V8600 and 256MB VRAM Radeon HD 2900 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FireGL V8600 's Advantages

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (111.1GB/s vs 51.20GB/s)

80 additional rendering cores

ATI Radeon HD 2900 GT 's Advantages

Released 6 months late

Lower TDP (150W vs 159W)

Score

Benchmark

FP32 (float)

FireGL V8600 +52%

0.44 TFLOPS

Radeon HD 2900 GT

0.288 TFLOPS

FireGL V8600

VS

Radeon HD 2900 GT

Graphics Card

May 2007

Release Date

Nov 2007

FireGL

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

868 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

GDDR4

Memory Type

GDDR3

512bit

Memory Bus

256bit

111.1GB/s

Bandwidth

51.20GB/s

Render Config

4

Compute Units

3

-

320

Shading Units

240

16

TMUs

12

16

ROPs

12

-

256 KB

L2 Cache

128 KB

-

Theoretical Performance

11.01 GPixel/s

Pixel Rate

7.212 GPixel/s

11.01 GTexel/s

Texture Rate

7.212 GTexel/s

-

440.3 GFLOPS

FP32 (float)

288.5 GFLOPS

-

Board Design

159W

TDP

150W

450 W

Suggested PSU

450 W

1x DVI 1x DisplayPort 1x S-Video

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

R600

GPU Name

R600

R600 V8600

GPU Variant

R600 GT (215RGFDKA13FG)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

80 nm

Process Size

80 nm

0.72 billion

Transistors

0.72 billion

420 mm²

Die Size

420 mm²

Graphics Features

10.0 (10_0)

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

-

4.0

Shader Model

4.0

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