GeForce GTX 675MX Mac Edition and Radeon R9 M395 Mac Edition - video card comparison

GeForce GTX 675MX Mac Edition

Radeon R9 M395 Mac Edition

Architecture

Kepler (2012−2018)

GCN 2.0 (2013−2017)

GPU code name

GK104

Grenada

Market segment

Desktop

Release date

April 2013

May 2015

Interface

PCIe 3.0 x16

MXM-B (3.0)

Supplementary power connectors

None

Core clock speed

719 MHz

834 MHz

Floating-point performance

1,933 gflops

2,989 gflops

Manufacturing process technology

28 nm

Number of transistors

3,540 million

6,200 million

Pipelines / CUDA cores

1344

1792

Power consumption (TDP)

100 Watt

250 Watt

Texture fill rate

80.53

93.41

Memory type

GDDR5

Maximum RAM amount

1 GB

4 GB

Memory bus width

256 Bit

Memory clock speed

5000 MHz

5460 MHz

Memory bandwidth

160.0 GB/s

174.7 GB/s

Display Connectors

No outputs

DirectX

12 (11_0)

12 (12_0)

CUDA

3.0

OpenCL

1.2

2.0

OpenGL

4.6

Shader Model

5.1

6.3

Vulkan

1.1.126

1.2.131