AMD Radeon HD 6490M Mac Edition vs AMD FirePro M8900

VS

AMD Radeon HD 6490M Mac Edition

AMD FirePro M8900

We compared two Mobile platform GPUs: 256MB VRAM Radeon HD 6490M Mac Edition and 2GB VRAM FirePro M8900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FirePro M8900 's Advantages

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (115.2GB/s vs 25.41GB/s)

800 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6490M Mac Edition

0.24 TFLOPS

FirePro M8900 +444%

1.306 TFLOPS

Radeon HD 6490M Mac Edition

VS

FirePro M8900

Graphics Card

May 2011

Release Date

Apr 2011

Vancouver

Generation

FirePro Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

794 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

25.41GB/s

Bandwidth

115.2GB/s

Render Config

2

Compute Units

12

-

160

Shading Units

960

8

TMUs

48

4

ROPs

32

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

3.000 GPixel/s

Pixel Rate

21.76 GPixel/s

6.000 GTexel/s

Texture Rate

32.64 GTexel/s

-

240.0 GFLOPS

FP32 (float)

1306 GFLOPS

-

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Seymour

GPU Name

Blackcomb

Seymour XTX M2 (216-0809000)

GPU Variant

Blackcomb XT GL

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

1.7 billion

67 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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