GeForce 820M and Radeon R5 M250 - video card comparison

GeForce 820M

Radeon R5 M250

Architecture

Fermi (2010−2014)

GCN 1.0 (2012−2020)

GPU code name

N15V-GM

Jet

Market segment

Laptop

Desktop

Release date

January 2014

-

Bus support

PCI Express 2.0

-

Interface

PCIe 2.0 x16

PCIe 3.0 x8

Boost clock speed

-

700 MHz

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

690 million

Pipelines / CUDA cores

96

320

Power consumption (TDP)

15 Watt

-

Texture fill rate

10.00

14.00

Memory type

DDR3

DDR3

Maximum RAM amount

2 GB

1 GB

Memory bus width

64 Bit

64 Bit

Memory clock speed

1800 MHz

1800 MBps

Memory bandwidth

14.4 GB/s

14.4 GB/s

Shared memory

-

-

Display Connectors

No outputs

Portable Device Dependent

DirectX

12 (11_0)

12 (11_1)

CUDA

+

-

OpenCL

1.1

2.1 (1.2)

OpenGL

4.5

4.6

Shader Model

5.1

6.5 (5.1)

Vulkan

N/A

1.2.170

GameWorks

+

-

GPU Boost

2.0

-

Optimus

+

-