AMD Radeon R9 M390 Mac Edition vs NVIDIA GeForce GTX 775M Mac Edition

VS

AMD Radeon R9 M390 Mac Edition NVIDIA GeForce GTX 775M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition 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 M390 Mac Edition 's Advantages

Released 1 years and 6 months late

Larger VRAM bandwidth (174.7GB/s vs 160.0GB/s)

Lower TDP (80W vs 100W)

NVIDIA GeForce GTX 775M Mac Edition 's Advantages

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M390 Mac Edition

1.962 TFLOPS

GeForce GTX 775M Mac Edition +9%

2.142 TFLOPS

Radeon R9 M390 Mac Edition

VS

GeForce GTX 775M Mac Edition

Graphics Card

May 2015

Release Date

Nov 2013

Crystal System

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

1365 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

174.7GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

16

Compute Units

-

1024

Shading Units

1344

64

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

30.66 GPixel/s

Pixel Rate

22.32 GPixel/s

61.31 GTexel/s

Texture Rate

89.26 GTexel/s

-

FP16 (half)

-

1.962 TFLOPS

FP32 (float)

2.142 TFLOPS

122.6 GFLOPS

FP64 (double)

89.26 GFLOPS

Graphics Processor

Pitcairn

GPU Name

GK104

Pitcairn PRO (215-0828062)

GPU Variant

N13E-GTX-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

3.54 billion

212 mm²

Die Size

294 mm²

Board Design

80W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

5.1

Shader Model

5.1

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