NVIDIA GeForce GT 555M vs AMD Radeon HD 6750M Mac Edition

VS

NVIDIA GeForce GT 555M

AMD Radeon HD 6750M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 555M and 512MB VRAM Radeon HD 6750M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 555M 's Advantages

Released 11 months late

More VRAM (2GB vs 512GB)

AMD Radeon HD 6750M Mac Edition 's Advantages

Larger VRAM bandwidth (50.82GB/s vs 28.80GB/s)

336 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 555M

0.389 TFLOPS

Radeon HD 6750M Mac Edition +47%

0.574 TFLOPS

GeForce GT 555M

VS

Radeon HD 6750M Mac Edition

Graphics Card

Mar 2012

Release Date

Apr 2011

GeForce 500M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

900 MHz

Memory Clock

794 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

50.82GB/s

Render Config

-

Compute Units

6

2

SM Count

-

144

Shading Units

480

24

TMUs

24

16

ROPs

8

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

2.700 GPixel/s

Pixel Rate

4.784 GPixel/s

16.20 GTexel/s

Texture Rate

14.35 GTexel/s

-

388.8 GFLOPS

FP32 (float)

574.1 GFLOPS

32.40 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF116

GPU Name

Whistler

N12E-GE2-A1

GPU Variant

Whistler PRO (216-0810005)

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.716 billion

238 mm²

Die Size

104 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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