AMD Radeon HD 6750M Mac Edition vs NVIDIA GeForce GT 640M Mac Edition

VS

AMD Radeon HD 6750M Mac Edition

NVIDIA GeForce GT 640M Mac Edition

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6750M Mac Edition and 512MB VRAM GeForce GT 640M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6750M Mac Edition 's Advantages

Larger VRAM bandwidth (50.82GB/s vs 40.00GB/s)

96 additional rendering cores

NVIDIA GeForce GT 640M Mac Edition 's Advantages

Released 1 years and 10 months late

Lower TDP (32W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6750M Mac Edition

0.574 TFLOPS

GeForce GT 640M Mac Edition

0.572 TFLOPS

Radeon HD 6750M Mac Edition

VS

GeForce GT 640M Mac Edition

Graphics Card

Apr 2011

Release Date

Feb 2013

Vancouver

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

794 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

50.82GB/s

Bandwidth

40.00GB/s

Render Config

6

Compute Units

-

480

Shading Units

384

24

TMUs

32

8

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

4.784 GPixel/s

Pixel Rate

5.960 GPixel/s

14.35 GTexel/s

Texture Rate

23.84 GTexel/s

-

574.1 GFLOPS

FP32 (float)

572.2 GFLOPS

-

FP64 (double)

23.84 GFLOPS

Board Design

35W

TDP

32W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Whistler

GPU Name

GK107

Whistler PRO (216-0810005)

GPU Variant

N13P-GS

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

1.27 billion

104 mm²

Die Size

118 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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