NVIDIA GeForce GTX 675MX Mac Edition vs AMD Radeon HD 6970M Mac Edition

VS

NVIDIA GeForce GTX 675MX Mac Edition

AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GTX 675MX Mac Edition and 2GB VRAM Radeon HD 6970M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 675MX Mac Edition 's Advantages

Released 1 years and 8 months late

Larger VRAM bandwidth (160.0GB/s vs 115.2GB/s)

384 additional rendering cores

AMD Radeon HD 6970M Mac Edition 's Advantages

More VRAM (2GB vs 1024GB)

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 675MX Mac Edition +48%

1.933 TFLOPS

Radeon HD 6970M Mac Edition

1.306 TFLOPS

GeForce GTX 675MX Mac Edition

VS

Radeon HD 6970M Mac Edition

Graphics Card

Apr 2013

Release Date

Aug 2011

GeForce 600M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1250 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

12

-

1344

Shading Units

960

112

TMUs

48

32

ROPs

32

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

20.13 GPixel/s

Pixel Rate

21.76 GPixel/s

80.53 GTexel/s

Texture Rate

32.64 GTexel/s

-

1.933 TFLOPS

FP32 (float)

1306 GFLOPS

80.53 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK104

GPU Name

Blackcomb

N13E-GSR-A2

GPU Variant

Blackcomb XT (216-0811000)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

1.7 billion

294 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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