GeForce 820M and Radeon HD 8650M - video card comparison

GeForce 820M

Radeon HD 8650M

Architecture

Fermi (2010−2014)

GCN (2011−2017)

GPU code name

N15V-GM

-

Market segment

Laptop

Laptop

Release date

January 2014

January 2013

Bus support

PCI Express 2.0

-

Interface

PCIe 2.0 x16

-

Core clock speed

775 MHz

650 MHz

Floating-point performance

240.0 gflops

-

Manufacturing process technology

28 nm

28 nm

Number of transistors

585 million

900 Million

Pipelines / CUDA cores

96

384

Power consumption (TDP)

15 Watt

-

Texture fill rate

10.00

-

Memory type

DDR3

GDDR5

Maximum RAM amount

2 GB

2 GB

Memory bus width

64 Bit

64 Bit

Memory clock speed

1800 MHz

4500 MHz

Memory bandwidth

14.4 GB/s

-

Shared memory

-

-

Display Connectors

No outputs

-

DirectX

12 (11_0)

11.1

CUDA

+

-

OpenCL

1.1

-

OpenGL

4.5

-

Shader Model

5.1

-

Vulkan

N/A

-

GameWorks

+

-

GPU Boost

2.0

-

Optimus

+

-