GeForce GTX 675M SLI and Radeon 680M - video card comparison

GeForce GTX 675M SLI

Radeon 680M

Architecture

Fermi (2010−2014)

RDNA 2 (2020−2022)

GPU code name

N12E-GTX2

RDNA 2 Rembrandt

Market segment

Laptop

Laptop

Release date

January 2011

January 2022

Interface

-

PCIe 4.0 x8

Supplementary power connectors

-

None

SLI options

+

-

Boost clock speed

-

2400 MHz

Core clock speed

620 MHz

-

Manufacturing process technology

40 nm

6 nm

Number of transistors

-

13,100 million

Pipelines / CUDA cores

768

768

Power consumption (TDP)

2x 100 Watt

45 Watt

Texture fill rate

-

115.2

Memory type

GDDR5

System Shared

Maximum RAM amount

-

System Shared

Memory bus width

256 Bit

System Shared

Memory clock speed

3000 MHz

System Shared

Shared memory

-

-

Display Connectors

-

No outputs

DirectX

11

12 (12_1)

CUDA

+

-

OpenCL

-

2.0

OpenGL

-

4.6

Shader Model

-

6.5

Vulkan

-

1.2

Optimus

+

-