Mobility Radeon HD 5850 and GeForce GT 650M Mac Edition - video card comparison

Mobility Radeon HD 5850

GeForce GT 650M Mac Edition

Architecture

Terascale 2 (2009−2015)

Kepler (2012−2018)

GPU code name

Broadway-PRO

GK107

Market segment

Laptop

Desktop

Release date

January 2010

July 2012

Interface

PCIe 2.0 x16

PCIe 3.0 x16

Core clock speed

625 MHz

900 MHz

Floating-point performance

800.0 gflops

691.2 gflops

Manufacturing process technology

40 nm

28 nm

Number of transistors

1,040 million

1,270 million

Pipelines / CUDA cores

800

384

Power consumption (TDP)

39 Watt

45 Watt

Texture fill rate

20.00

28.80

Memory type

DDR3, GDDR3, GDDR5

GDDR5

Maximum RAM amount

1 GB

512 MB

Memory bus width

128 Bit

Memory clock speed

2000 MHz

5016 MHz

Memory bandwidth

64 GB/s

80.26 GB/s

Shared memory

Display Connectors

No outputs

DirectX

11.2 (11_0)

12 (11_0)

CUDA

3.0

OpenCL

1.2

OpenGL

4.4

4.6

Shader Model

5.0

5.1

Vulkan

N/A

1.1.126