AMD Radeon HD 6970M Mac Edition vs AMD FirePro M3900

VS

AMD Radeon HD 6970M Mac Edition AMD FirePro M3900

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6970M Mac Edition and 1024MB VRAM FirePro M3900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M Mac Edition 's Advantages

Released 10 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (115.2GB/s vs 14.40GB/s)

800 additional rendering cores

AMD FirePro M3900 's Advantages

Lower TDP (20W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M Mac Edition +444%

1.306 TFLOPS

FirePro M3900

0.24 TFLOPS

Radeon HD 6970M Mac Edition

VS

FirePro M3900

Graphics Card

Aug 2011

Release Date

Oct 2010

Vancouver

Generation

FirePro Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

12

Compute Units

2

960

Shading Units

160

48

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

Theoretical Performance

21.76 GPixel/s

Pixel Rate

3.000 GPixel/s

32.64 GTexel/s

Texture Rate

6.000 GTexel/s

-

FP16 (half)

-

1306 GFLOPS

FP32 (float)

240.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Blackcomb

GPU Name

Seymour

Blackcomb XT (216-0811000)

GPU Variant

Seymour GL

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

0.37 billion

212 mm²

Die Size

67 mm²

Board Design

75W

TDP

20W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

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

-

CUDA

-

5.0

Shader Model

5.0

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