NVIDIA GeForce GT 755M Mac Edition vs AMD Radeon HD 8970M

VS

NVIDIA GeForce GT 755M Mac Edition

AMD Radeon HD 8970M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 755M Mac Edition and 4GB VRAM Radeon HD 8970M 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 6 months late

Lower TDP (50W vs 100W)

AMD Radeon HD 8970M 's Advantages

Boost Clock900MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 80.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 755M Mac Edition

0.833 TFLOPS

Radeon HD 8970M +176%

2.304 TFLOPS

GeForce GT 755M Mac Edition

VS

Radeon HD 8970M

Graphics Card

Nov 2013

Release Date

May 2013

GeForce 700M

Generation

Solar System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

900 MHz

1250 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

80.00GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

-

384

Shading Units

1280

32

TMUs

80

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

8.680 GPixel/s

Pixel Rate

28.80 GPixel/s

34.72 GTexel/s

Texture Rate

72.00 GTexel/s

-

833.3 GFLOPS

FP32 (float)

2.304 TFLOPS

34.72 GFLOPS

FP64 (double)

144.0 GFLOPS

Board Design

50W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

Neptune

GT 755M

GPU Variant

Neptune XT (216-0847000)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

2.8 billion

118 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.1

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