H100 PCIe vs Radeon RX Vega 64

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Primary details

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

Place in the ranking129not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation22.61no data
Power efficiency8.61no data
ArchitectureGCN 5.0 (2017−2020)Hopper (2022−2023)
GPU code nameVega 10GH100
Market segmentDesktopWorkstation
Release date7 August 2017 (7 years ago)22 March 2022 (2 years ago)
Launch price (MSRP)$499 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores40967296
Core clock speed1247 MHz1065 MHz
Boost clock speed1546 MHz1650 MHz
Number of transistors12,500 million80,000 million
Manufacturing process technology14 nm4 nm
Power consumption (TDP)295 Watt350 Watt
Texture fill rate395.8752.4
Floating-point processing power12.66 TFLOPS24.08 TFLOPS
ROPs6424
TMUs256456
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).

InterfacePCIe 3.0 x16PCIe 5.0 x16
Length279 mm267 mm
Width2-slot2-slot
Supplementary power connectors2x 8-pin8-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 typeHBM2HBM2e
Maximum RAM amount8 GB80 GB
Memory bus width2048 Bit5120 Bit
Memory clock speed945 MHz1000 MHz
Memory bandwidth483.8 GB/s1,280 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 Connectors1x HDMI, 3x DisplayPortNo outputs
HDMI+-

API compatibility

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

DirectX12 (12_1)N/A
Shader Model6.4N/A
OpenGL4.6N/A
OpenCL2.03.0
Vulkan1.1.125N/A
CUDA-9.0

Pros & cons summary


Recency 7 August 2017 22 March 2022
Maximum RAM amount 8 GB 80 GB
Chip lithography 14 nm 4 nm
Power consumption (TDP) 295 Watt 350 Watt

RX Vega 64 has 18.6% lower power consumption.

H100 PCIe, on the other hand, has an age advantage of 4 years, a 900% higher maximum VRAM amount, and a 250% more advanced lithography process.

We couldn't decide between Radeon RX Vega 64 and H100 PCIe. We've got no test results to judge.

Be aware that Radeon RX Vega 64 is a desktop 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.

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AMD Radeon RX Vega 64
Radeon RX Vega 64
NVIDIA H100 PCIe
H100 PCIe

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Community ratings

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4.3 706 votes

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Questions & comments

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