ATI Radeon HD 2900 XTX vs ATI FireGL V8650

VS

ATI Radeon HD 2900 XTX

ATI FireGL V8650

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX and 2GB VRAM FireGL V8650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FireGL V8650 's Advantages

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (111.1GB/s vs 106.0GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 2900 XTX +8%

0.476 TFLOPS

FireGL V8650

0.44 TFLOPS

Radeon HD 2900 XTX

VS

FireGL V8650

Graphics Card

Unknown

Release Date

Aug 2007

Radeon R600

Generation

FireGL

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

828 MHz

Memory Clock

868 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR4

512bit

Memory Bus

512bit

106.0GB/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

11.89 GPixel/s

Pixel Rate

11.01 GPixel/s

11.89 GTexel/s

Texture Rate

11.01 GTexel/s

-

475.5 GFLOPS

FP32 (float)

440.3 GFLOPS

-

Board Design

240W

TDP

Unknown

550 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

R600

GPU Name

R600

R600 XTX A11 (215RGMDKA11FG)

GPU Variant

R600 V8650 (215RGIDKA13FG)

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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