ATI FireGL V8600 vs AMD Radeon Sky 900

VS

ATI FireGL V8600

AMD Radeon Sky 900

We compared two Desktop platform GPUs: 1024MB VRAM FireGL V8600 and 3GB VRAM Radeon Sky 900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FireGL V8600 's Advantages

Lower TDP (159W vs 300W)

AMD Radeon Sky 900 's Advantages

Released 5 years and 10 months late

Boost Clock950MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 111.1GB/s)

1472 additional rendering cores

Score

Benchmark

FP32 (float)

FireGL V8600

0.44 TFLOPS

Radeon Sky 900 +673%

3.405 TFLOPS

FireGL V8600

VS

Radeon Sky 900

Graphics Card

May 2007

Release Date

Mar 2013

FireGL

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

825 MHz

-

Boost Clock

950 MHz

868 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

3GB

GDDR4

Memory Type

GDDR5

512bit

Memory Bus

384bit

111.1GB/s

Bandwidth

240.0GB/s

Render Config

4

Compute Units

28

-

320

Shading Units

1792

16

TMUs

112

16

ROPs

32

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

11.01 GPixel/s

Pixel Rate

30.40 GPixel/s

11.01 GTexel/s

Texture Rate

106.4 GTexel/s

-

440.3 GFLOPS

FP32 (float)

3.405 TFLOPS

-

FP64 (double)

851.2 GFLOPS

Board Design

159W

TDP

300W

450 W

Suggested PSU

700 W

1x DVI 1x DisplayPort 1x S-Video

Outputs

1x DVI 1x mini-DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

R600

GPU Name

Tahiti

R600 V8600

GPU Variant

Orthrus

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.72 billion

Transistors

4.313 billion

420 mm²

Die Size

352 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (11_1)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.0

Shader Model

5.1

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