GeForce GTX 775M and Radeon R7 Graphics - video card comparison

GeForce GTX 775M

Radeon R7 Graphics

Architecture

Kepler (2012−2018)

GCN 2.0 (2013−2017)

GPU code name

N13E-GTX-A2

Spectre

Market segment

Laptop

Desktop

Release date

September 2013

January 2014

Interface

-

IGP

SLI options

+

-

Boost clock speed

-

980 MHz

Core clock speed

719 MHz

686 MHz

Floating-point performance

-

526.8 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

3540 Million

2,410 million

Pipelines / CUDA cores

1344

512

Power consumption (TDP)

100 Watt

15 Watt

Texture fill rate

-

31.36

Memory type

GDDR5

System Shared

Maximum RAM amount

4 GB

System Shared

Memory bus width

256 Bit

System Shared

Memory clock speed

3600 MHz

System Shared

Shared memory

-

-

Display Connectors

-

No outputs

DirectX

11

12 (12_0)

CUDA

+

-

OpenCL

-

2.0

OpenGL

-

4.6

Shader Model

-

6.0

Vulkan

-

1.2.131

Optimus

+

-