NVIDIA GeForce GTX 775M Mac Edition vs AMD Radeon HD 6550M

VS

NVIDIA GeForce GTX 775M Mac Edition

AMD Radeon HD 6550M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 775M Mac Edition and 1024MB VRAM Radeon HD 6550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 775M Mac Edition 's Advantages

Released 3 years late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (160.0GB/s vs 28.80GB/s)

944 additional rendering cores

AMD Radeon HD 6550M 's Advantages

Lower TDP (26W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 775M Mac Edition +346%

2.142 TFLOPS

Radeon HD 6550M

0.48 TFLOPS

GeForce GTX 775M Mac Edition

VS

Radeon HD 6550M

Graphics Card

Nov 2013

Release Date

Nov 2010

GeForce 700M

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

-

1250 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

28.80GB/s

Render Config

-

Compute Units

5

-

1344

Shading Units

400

112

TMUs

20

32

ROPs

8

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

22.32 GPixel/s

Pixel Rate

4.800 GPixel/s

89.26 GTexel/s

Texture Rate

12.00 GTexel/s

-

2.142 TFLOPS

FP32 (float)

480.0 GFLOPS

89.26 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

26W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK104

GPU Name

Lexington

N13E-GTX-A2

GPU Variant

-

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

2.154 billion

294 mm²

Die Size

334 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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