NVIDIA GeForce GTX 775M Mac Edition vs AMD Radeon R5 A320

VS

NVIDIA GeForce GTX 775M Mac Edition

AMD Radeon R5 A320

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 775M Mac Edition and 1024MB VRAM Radeon R5 A320 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

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (160.0GB/s vs 16.00GB/s)

1024 additional rendering cores

AMD Radeon R5 A320 's Advantages

Released 1 years and 2 months late

Boost Clock825MHz

Score

Benchmark

FP32 (float)

GeForce GTX 775M Mac Edition +305%

2.142 TFLOPS

Radeon R5 A320

0.528 TFLOPS

GeForce GTX 775M Mac Edition

VS

Radeon R5 A320

Graphics Card

Nov 2013

Release Date

Jan 2015

GeForce 700M

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

750 MHz

-

Boost Clock

825 MHz

1250 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

5

-

1344

Shading Units

320

112

TMUs

20

32

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

22.32 GPixel/s

Pixel Rate

6.600 GPixel/s

89.26 GTexel/s

Texture Rate

16.50 GTexel/s

-

2.142 TFLOPS

FP32 (float)

528.0 GFLOPS

89.26 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK104

GPU Name

Jet

N13E-GTX-A2

GPU Variant

Jet PRO (216-0856040)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

0.69 billion

294 mm²

Die Size

56 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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