H100 PCIe vs Radeon RX Vega 8 (Ryzen 4000/5000)

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking476not rated
Place by popularity29not in top-100
Power efficiency41.69no data
ArchitectureVega (2017−2020)Hopper (2022−2023)
GPU code nameVegaGH100
Market segmentLaptopWorkstation
Release date7 January 2020 (4 years ago)22 March 2022 (2 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores5127296
Core clock speedno data1065 MHz
Boost clock speed2100 MHz1650 MHz
Number of transistorsno data80,000 million
Manufacturing process technology7 nm4 nm
Power consumption (TDP)15 Watt350 Watt
Texture fill rateno data752.4
Floating-point processing powerno data24.08 TFLOPS
ROPsno data24
TMUsno data456
Tensor Coresno data456

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Interfaceno dataPCIe 5.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsno data8-pin EPS

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeno dataHBM2e
Maximum RAM amountno data80 GB
Memory bus widthno data5120 Bit
Memory clock speedno data1000 MHz
Memory bandwidthno data1,280 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectorsno dataNo outputs

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12_1N/A
Shader Modelno dataN/A
OpenGLno dataN/A
OpenCLno data3.0
Vulkan-N/A
CUDA-9.0

Pros & cons summary


Recency 7 January 2020 22 March 2022
Chip lithography 7 nm 4 nm
Power consumption (TDP) 15 Watt 350 Watt

RX Vega 8 (Ryzen 4000/5000) has 2233.3% lower power consumption.

H100 PCIe, on the other hand, has an age advantage of 2 years, and a 75% more advanced lithography process.

We couldn't decide between Radeon RX Vega 8 (Ryzen 4000/5000) and H100 PCIe. We've got no test results to judge.

Be aware that Radeon RX Vega 8 (Ryzen 4000/5000) is a notebook card while H100 PCIe is a workstation one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon RX Vega 8 (Ryzen 4000/5000)
Radeon RX Vega 8 (Ryzen 4000/5000)
NVIDIA H100 PCIe
H100 PCIe

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.8 1106 votes

Rate Radeon RX Vega 8 (Ryzen 4000/5000) on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.7 68 votes

Rate H100 PCIe on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.