NVIDIA GeForce GT 755M Mac Edition vs AMD Radeon HD 6970M Rebrand

VS

NVIDIA GeForce GT 755M Mac Edition

AMD Radeon HD 6970M Rebrand

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 755M Mac Edition and 1024MB VRAM Radeon HD 6970M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 755M Mac Edition 's Advantages

Released 2 years and 10 months late

Larger VRAM bandwidth (80.00GB/s vs 64.00GB/s)

Lower TDP (50W vs 75W)

AMD Radeon HD 6970M Rebrand 's Advantages

416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 755M Mac Edition

0.833 TFLOPS

Radeon HD 6970M Rebrand +53%

1.28 TFLOPS

GeForce GT 755M Mac Edition

VS

Radeon HD 6970M Rebrand

Graphics Card

Nov 2013

Release Date

Jan 2011

GeForce 700M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1250 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

80.00GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

-

384

Shading Units

800

32

TMUs

40

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

8.680 GPixel/s

Pixel Rate

12.80 GPixel/s

34.72 GTexel/s

Texture Rate

32.00 GTexel/s

-

833.3 GFLOPS

FP32 (float)

1280 GFLOPS

34.72 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

75W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

Broadway

GT 755M

GPU Variant

Broadway XT

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

1.04 billion

118 mm²

Die Size

166 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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