AMD Radeon HD 6970M Mac Edition vs NVIDIA GeForce GTX 470M

VS

AMD Radeon HD 6970M Mac Edition

NVIDIA GeForce GTX 470M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6970M Mac Edition and 1536MB VRAM GeForce GTX 470M 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 11 months late

More VRAM (2GB vs 1536GB)

Larger VRAM bandwidth (115.2GB/s vs 72.00GB/s)

672 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6970M Mac Edition +112%

1.306 TFLOPS

GeForce GTX 470M

0.616 TFLOPS

Radeon HD 6970M Mac Edition

VS

GeForce GTX 470M

Graphics Card

Aug 2011

Release Date

Sep 2010

Vancouver

Generation

GeForce 400M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

750 MHz

Memory

2GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

115.2GB/s

Bandwidth

72.00GB/s

Render Config

12

Compute Units

-

SM Count

6

960

Shading Units

288

48

TMUs

48

32

ROPs

24

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

384 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

6.420 GPixel/s

32.64 GTexel/s

Texture Rate

25.68 GTexel/s

-

1306 GFLOPS

FP32 (float)

616.3 GFLOPS

-

FP64 (double)

51.36 GFLOPS

Board Design

75W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Blackcomb

GPU Name

GF104

Blackcomb XT (216-0811000)

GPU Variant

N11E-GT

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

1.95 billion

212 mm²

Die Size

332 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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