NVIDIA GeForce GTX 775M Mac Edition vs AMD Radeon HD 8770M

VS

NVIDIA GeForce GTX 775M Mac Edition

AMD Radeon HD 8770M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 775M Mac Edition and 2GB VRAM Radeon HD 8770M 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 7 months late

Larger VRAM bandwidth (160.0GB/s vs 72.00GB/s)

960 additional rendering cores

AMD Radeon HD 8770M 's Advantages

Boost Clock825MHz

Score

Benchmark

FP32 (float)

GeForce GTX 775M Mac Edition +238%

2.142 TFLOPS

Radeon HD 8770M

0.633 TFLOPS

GeForce GTX 775M Mac Edition

VS

Radeon HD 8770M

Graphics Card

Nov 2013

Release Date

Apr 2013

GeForce 700M

Generation

Solar System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

775 MHz

-

Boost Clock

825 MHz

1250 MHz

Memory Clock

1125 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

72.00GB/s

Render Config

-

Compute Units

6

-

1344

Shading Units

384

112

TMUs

24

32

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

22.32 GPixel/s

Pixel Rate

6.600 GPixel/s

89.26 GTexel/s

Texture Rate

19.80 GTexel/s

-

2.142 TFLOPS

FP32 (float)

633.6 GFLOPS

89.26 GFLOPS

FP64 (double)

39.60 GFLOPS

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK104

GPU Name

Mars

N13E-GTX-A2

GPU Variant

Mars S3 XT (216-0842018)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

0.95 billion

294 mm²

Die Size

77 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5 (5.1)

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