Radeon HD 7870 and GeForce RTX 4090 Ti - video card comparison

Radeon HD 7870

GeForce RTX 4090 Ti

Architecture

GCN (2011−2017)

Ada Lovelace

GPU code name

Pitcairn XT

AD102

Market segment

Desktop

Release date

March 2012

2023

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

2x 6-pin

2x 16-pin

Boost clock speed

2565 MHz

Core clock speed

1000 MHz

Manufacturing process technology

28 nm

5 nm

Number of transistors

2800 Million

76,300 million

Pipelines / CUDA cores

1280

18176

Power consumption (TDP)

175 Watt

600 Watt

Texture fill rate

80.00

1,457

Memory type

GDDR5

GDDR6X

Maximum RAM amount

2 GB

24 GB

Memory bus width

256 Bit

384 Bit

Memory clock speed

4800 MHz

24 GB/s

Memory bandwidth

153.6 GB/s

1,152 GB/s

Shared memory

Display Connectors

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

1x HDMI 2.1, 3x DisplayPort 1.4a

Eyefinity

HDMI

DirectX

12 (11_1)

12 Ultimate (12_2)

CUDA

8.9

OpenCL

1.2

3.0

OpenGL

4.6

Shader Model

5.1

6.7

Vulkan

1.2.131

1.3