GeForce GTX 980M SLI and GeForce GT 540M - video card comparison

GeForce GTX 980M SLI

GeForce GT 540M

Architecture

Maxwell (2014−2018)

Fermi (2010−2014)

GPU code name

-

N12P-GS

Market segment

Laptop

Laptop

Release date

October 2014

January 2011

Interface

-

MXM-A (3.0)

SLI options

+

-

Boost clock speed

1127 MHz

-

Core clock speed

1038 MHz

672 MHz

CUDA cores

-

96

Floating-point performance

-

258.05 gflops

Manufacturing process technology

28 nm

40 nm

Number of transistors

2x 5200 Million

585 million

Pipelines / CUDA cores

3072

96

Power consumption (TDP)

200 Watt

35 Watt

Texture fill rate

-

10.8 billion/sec

Memory type

GDDR5

DDR3

Maximum RAM amount

2x 8 GB

2 GB

Memory bus width

2x 256 Bit

128 Bit

Memory clock speed

5000 MHz

900 MHz

Memory bandwidth

-

28.8 GB/s

Shared memory

-

-

Display Connectors

-

No outputs

DirectX

12_1

12 API

CUDA

+

+

OpenCL

-

1.1

OpenGL

-

4.5

Shader Model

-

5.1

Vulkan

+

N/A

3D Blu-Ray

-

+

3D Gaming

-

+

Optimus

+

+