GeForce GTX 670M and Radeon R7 Graphics - video card comparison

GeForce GTX 670M

Radeon R7 Graphics

Architecture

Fermi (2010−2014)

GCN 2.0 (2013−2017)

GPU code name

N13E-GS1-LP

Spectre

Market segment

Laptop

Desktop

Release date

March 2012

January 2014

Bus support

PCI Express 2.0

Interface

MXM-B (3.0)

IGP

SLI options

Boost clock speed

980 MHz

Core clock speed

598 MHz

686 MHz

CUDA cores

336

Floating-point performance

803.7 gflops

526.8 gflops

Manufacturing process technology

40 nm

28 nm

Number of transistors

1,950 million

2,410 million

Pipelines / CUDA cores

336

512

Power consumption (TDP)

75 Watt

15 Watt

Texture fill rate

33.5 billion/sec

31.36

Memory type

GDDR5

System Shared

Maximum RAM amount

3 GB

System Shared

Memory bus width

192bit

System Shared

Memory clock speed

1500 MHz

System Shared

Memory bandwidth

72.0 GB/s

Shared memory

Display Connectors

No outputs

HDMI

HDCP

Maximum VGA resolution

Up to 2048x1536

DirectX

12 API

12 (12_0)

CUDA

OpenCL

1.1

2.0

OpenGL

4.5

4.6

Shader Model

5.1

6.0

Vulkan

N/A

1.2.131

Optimus