Radeon HD 4870 and Radeon RX 470D - video card comparison

Radeon HD 4870

Radeon RX 470D

Architecture

TeraScale (2005−2013)

GCN 4.0 (2016−2020)

GPU code name

RV770

Ellesmere

Market segment

Desktop

Desktop

Release date

June 2008

October 2016

Interface

PCIe 2.0 x16

PCIe 3.0 x16

Supplementary power connectors

2x 6-pin

1x 6-pin

Boost clock speed

-

1206 MHz

Core clock speed

750 MHz

926 MHz

Floating-point performance

1,200.0 gflops

4,322 gflops

Manufacturing process technology

55 nm

14 nm

Number of transistors

956 million

5,700 million

Pipelines / CUDA cores

800

1792

Power consumption (TDP)

150 Watt

120 Watt

Texture fill rate

30.00

135.1

Memory type

GDDR5

GDDR5

Maximum RAM amount

1 GB

4 GB

Memory bus width

256 Bit

256 Bit

Memory clock speed

3600 MHz

6600 MHz

Memory bandwidth

115.2 GB/s

211.2 GB/s

Display Connectors

2x DVI, 1x S-Video

1x HDMI, 3x DisplayPort

HDMI

-

+

DirectX

10.1 (10_1)

12 (12_0)

OpenCL

1.1

2.0

OpenGL

3.3

4.6

Shader Model

4.1

6.4

Vulkan

N/A

1.2.131