Radeon RX 580 Mobile and GeForce GTX 965M SLI - video card comparison

Radeon RX 580 Mobile

GeForce GTX 965M SLI

Architecture

Polaris (2016−2019)

Maxwell (2014−2018)

GPU code name

Polaris

-

Market segment

Laptop

Laptop

Release date

April 2017

January 2015

Interface

MXM-B (3.0)

-

SLI options

-

+

Boost clock speed

1077 MHz

950 MHz

Core clock speed

1000 MHz

924 MHz

Floating-point performance

4,963 gflops

-

Manufacturing process technology

14 nm

28 nm

Number of transistors

5,700 million

2x 5200 Million

Pipelines / CUDA cores

2304

2048

Power consumption (TDP)

100 Watt

-

Texture fill rate

155.1

-

Memory type

GDDR5

GDDR5

Maximum RAM amount

8 GB

2x 4 GB

Memory bus width

256 Bit

128 Bit

Memory clock speed

8000 MHz

5000 MHz

Memory bandwidth

256.0 GB/s

-

Shared memory

-

-

Display Connectors

No outputs

-

DirectX

12 (12_0)

12_1

CUDA

-

+

OpenCL

2.0

-

OpenGL

4.6

-

Shader Model

6.4

-

Vulkan

1.2.131

-

Optimus

-

+