H100 PCIe and GeForce RTX 4090 Mobile - video card comparison

H100 PCIe

GeForce RTX 4090 Mobile

Architecture

Hopper (2022)

Ada Lovelace

GPU code name

GH100

GN21-X11

Market segment

Desktop

Laptop

Release date

March 2022

January 2023

Interface

PCIe 5.0 x16

PCIe 4.0 x16

Supplementary power connectors

8-pin EPS

Boost clock speed

1650 MHz

2040 MHz

Manufacturing process technology

4 nm

5 nm

Number of transistors

80,000 million

45,900 million

Pipelines / CUDA cores

7296

9728

Power consumption (TDP)

350 Watt

150 Watt (80 - 150 Watt TGP)

Texture fill rate

752.4

515.3

Memory type

HBM2e

GDDR6

Maximum RAM amount

80 GB

16 GB

Memory bus width

5120 Bit

256 Bit

Memory clock speed

2 GB/s

20000 MHz

Memory bandwidth

1,280 GB/s

576.0 GB/s

Shared memory

Display Connectors

No outputs

Portable Device Dependent

DirectX

N/A

12 Ultimate (12_2)

CUDA

9.0

8.9

OpenCL

3.0

OpenGL

N/A

4.6

Shader Model

N/A

6.7

Vulkan

N/A

1.3