Switch GPU and Radeon HD 8870 OEM - video card comparison

Switch GPU

Radeon HD 8870 OEM

Architecture

Maxwell 2.0 (2015−2019)

GCN 1.0 (2012−2020)

GPU code name

GM20B

Pitcairn

Market segment

Desktop

Desktop

Release date

March 2017

January 2013

Interface

IGP

PCIe 3.0 x16

Supplementary power connectors

None

2x 6-pin

Boost clock speed

768 MHz

-

Core clock speed

-

1000 MHz

Floating-point performance

-

2,560 gflops

Manufacturing process technology

20 nm

28 nm

Number of transistors

2,000 million

2,800 million

Pipelines / CUDA cores

256

1280

Power consumption (TDP)

15 Watt

175 Watt

Texture fill rate

12.29

80.00

Memory type

DDR4

GDDR5

Maximum RAM amount

4 GB

2 GB

Memory bus width

64 Bit

256 Bit

Memory clock speed

3200 MHz

4800 MHz

Memory bandwidth

25.6 GB/s

153.6 GB/s

Display Connectors

No outputs

1x DVI, 1x HDMI, 2x mini-DisplayPort

HDMI

-

+

DirectX

12 (12_1)

12 (11_1)

CUDA

5.3

-

OpenCL

1.2

1.2

OpenGL

4.6

4.6

Shader Model

6.4

5.1

Vulkan

1.1.126

1.2.131