GeForce GT 650M Mac Edition and Radeon HD 6570M Mac Edition - video card comparison

GeForce GT 650M Mac Edition

Radeon HD 6570M Mac Edition

Architecture

Kepler (2012−2018)

TeraScale 2 (2009−2015)

GPU code name

GK107

Capilano

Market segment

Desktop

Release date

July 2012

October 2009

Interface

PCIe 3.0 x16

MXM-II

Core clock speed

900 MHz

600 MHz

Floating-point performance

691.2 gflops

480.0 gflops

Manufacturing process technology

28 nm

40 nm

Number of transistors

1,270 million

627 million

Pipelines / CUDA cores

384

400

Power consumption (TDP)

45 Watt

30 Watt

Texture fill rate

28.80

12.00

Memory type

GDDR5

GDDR3

Maximum RAM amount

512 MB

1 GB

Memory bus width

128 Bit

Memory clock speed

5016 MHz

1600 MHz

Memory bandwidth

80.26 GB/s

25.6 GB/s

Display Connectors

No outputs

DirectX

12 (11_0)

11.2 (11_0)

CUDA

3.0

OpenCL

1.2

OpenGL

4.6

4.4

Shader Model

5.1

5.0

Vulkan

1.1.126

N/A