AMD Radeon R9 M390 Mac Edition vs NVIDIA GeForce GTX 980 Mobile

VS

AMD Radeon R9 M390 Mac Edition

NVIDIA GeForce GTX 980 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 8GB VRAM GeForce GTX 980 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 Mobile 's Advantages

Boost Clock1140MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.4GB/s vs 174.7GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M390 Mac Edition

1.962 TFLOPS

GeForce GTX 980 Mobile +137%

4.669 TFLOPS

Radeon R9 M390 Mac Edition

VS

GeForce GTX 980 Mobile

Graphics Card

May 2015

Release Date

Sep 2015

Crystal System

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1064 MHz

-

Boost Clock

1140 MHz

1365 MHz

Memory Clock

1753 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

174.7GB/s

Bandwidth

224.4GB/s

Render Config

16

Compute Units

-

1024

Shading Units

2048

64

TMUs

128

32

ROPs

64

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

30.66 GPixel/s

Pixel Rate

72.96 GPixel/s

61.31 GTexel/s

Texture Rate

145.9 GTexel/s

-

1.962 TFLOPS

FP32 (float)

4.669 TFLOPS

122.6 GFLOPS

FP64 (double)

145.9 GFLOPS

Board Design

80W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Pitcairn

GPU Name

GM204

Pitcairn PRO (215-0828062)

GPU Variant

N16E-GXX-A1

GCN 1.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

5.2 billion

212 mm²

Die Size

398 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.2

5.1

Shader Model

6.7 (6.4)

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