GeForce RTX 3090 and GeForce RTX 4080 Ti Mobile - video card comparison

GeForce RTX 3090

GeForce RTX 4080 Ti Mobile

Architecture

Ampere (2020−2022)

Ada Lovelace

GPU code name

Ampere GA102

AD104

Market segment

Desktop

Laptop

Release date

September 2020

Interface

PCIe 4.0 x16

Supplementary power connectors

1x 12-pin

Boost clock speed

1700 MHz

1665 MHz

Core clock speed

1400 MHz

Manufacturing process technology

8 nm

4 nm

Number of transistors

28,300 million

35,800 million

Pipelines / CUDA cores

10496

7280

Power consumption (TDP)

350 Watt

175 Watt

Texture fill rate

556.0

399.6

Memory type

GDDR6X

GDDR6

Maximum RAM amount

24 GB

12 GB

Memory bus width

384 Bit

192 Bit

Memory clock speed

19500 MHz

16 GB/s

Memory bandwidth

936.2 GB/s

384.0 GB/s

Shared memory

Display Connectors

1x HDMI, 3x DisplayPort

Portable Device Dependent

HDMI

DirectX

12 Ultimate (12_2)

CUDA

8.5

8.9

OpenCL

2.0

3.0

OpenGL

4.6

Shader Model

6.5

6.7

Vulkan

1.2

1.3