AMD Radeon R9 M390 Mac Edition vs NVIDIA GeForce GTX 670MX

VS

AMD Radeon R9 M390 Mac Edition NVIDIA GeForce GTX 670MX

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 3GB VRAM GeForce GTX 670MX 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 2 years and 7 months late

Larger VRAM bandwidth (174.7GB/s vs 67.20GB/s)

64 additional rendering cores

NVIDIA GeForce GTX 670MX 's Advantages

More VRAM (3GB vs 2GB)

Lower TDP (75W vs 80W)

Score

Benchmark

FP32 (float)

Radeon R9 M390 Mac Edition +70%

1.962 TFLOPS

GeForce GTX 670MX

1.154 TFLOPS

Radeon R9 M390 Mac Edition

VS

GeForce GTX 670MX

Graphics Card

May 2015

Release Date

Oct 2012

Crystal System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1365 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

174.7GB/s

Bandwidth

67.20GB/s

Render Config

-

SM Count

-

16

Compute Units

-

1024

Shading Units

960

64

TMUs

80

32

ROPs

24

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

384 KB

Theoretical Performance

30.66 GPixel/s

Pixel Rate

12.02 GPixel/s

61.31 GTexel/s

Texture Rate

48.08 GTexel/s

-

FP16 (half)

-

1.962 TFLOPS

FP32 (float)

1154 GFLOPS

122.6 GFLOPS

FP64 (double)

48.08 GFLOPS

Graphics Processor

Pitcairn

GPU Name

GK104

Pitcairn PRO (215-0828062)

GPU Variant

N13E-GR-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

75W

-

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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