NVIDIA GeForce GTX 675MX Mac Edition vs AMD Radeon HD 6650M

VS

NVIDIA GeForce GTX 675MX Mac Edition

AMD Radeon HD 6650M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GTX 675MX Mac Edition and 1024MB VRAM Radeon HD 6650M 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 2 years and 3 months late

Larger VRAM bandwidth (160.0GB/s vs 25.60GB/s)

864 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 675MX Mac Edition +235%

1.933 TFLOPS

Radeon HD 6650M

0.576 TFLOPS

GeForce GTX 675MX Mac Edition

VS

Radeon HD 6650M

Graphics Card

Apr 2013

Release Date

Jan 2011

GeForce 600M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

6

-

1344

Shading Units

480

112

TMUs

24

32

ROPs

8

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

20.13 GPixel/s

Pixel Rate

4.800 GPixel/s

80.53 GTexel/s

Texture Rate

14.40 GTexel/s

-

1.933 TFLOPS

FP32 (float)

576.0 GFLOPS

80.53 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK104

GPU Name

Whistler

N13E-GSR-A2

GPU Variant

Whistler LE (216-0810028)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

0.716 billion

294 mm²

Die Size

118 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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