AMD Radeon R9 M485X vs NVIDIA GeForce GTX 775M Mac Edition

VS

AMD Radeon R9 M485X NVIDIA GeForce GTX 775M Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M485X and 2GB VRAM GeForce GTX 775M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M485X 's Advantages

Released 2 years and 6 months late

More VRAM (8GB vs 2GB)

704 additional rendering cores

NVIDIA GeForce GTX 775M Mac Edition 's Advantages

Lower TDP (100W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 M485X +38%

2.961 TFLOPS

GeForce GTX 775M Mac Edition

2.142 TFLOPS

Radeon R9 M485X

VS

GeForce GTX 775M Mac Edition

Graphics Card

May 2016

Release Date

Nov 2013

Crystal System

Generation

GeForce 700M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

32

Compute Units

-

2048

Shading Units

1344

128

TMUs

112

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

22.32 GPixel/s

92.54 GTexel/s

Texture Rate

89.26 GTexel/s

2.961 TFLOPS

FP16 (half)

-

2.961 TFLOPS

FP32 (float)

2.142 TFLOPS

185.1 GFLOPS

FP64 (double)

89.26 GFLOPS

Graphics Processor

Amethyst

GPU Name

GK104

Amethyst XT

GPU Variant

N13E-GTX-A2

GCN 3.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

3.54 billion

366 mm²

Die Size

294 mm²

Board Design

250W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.3

Shader Model

5.1

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