A800 PCIe 80 GB 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 ranking472not rated
Place by popularity39not in top-100
ArchitectureVega (2017−2020)Ampere (2020−2024)
GPU code nameVegaGA100
Market segmentLaptopDesktop
Release date7 January 2020 (4 years ago)8 November 2022 (1 year 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 cores5126912
Boost clock speed2100 MHz1410 MHz
Number of transistorsno data54,200 million
Manufacturing process technology7 nm7 nm
Power consumption (TDP)15 Watt250 Watt
Texture fill rateno data609.1
Floating-point processing powerno data19.49 gflops
ROPsno data160
TMUsno data432

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 4.0 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 data3 GB/s
Memory bandwidthno data1,935 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 graphics 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-8.0

Pros & cons summary


Recency 7 January 2020 8 November 2022
Power consumption (TDP) 15 Watt 250 Watt

RX Vega 8 (Ryzen 4000/5000) has 1566.7% lower power consumption.

A800 PCIe 80 GB, on the other hand, has an age advantage of 2 years.

We couldn't decide between Radeon RX Vega 8 (Ryzen 4000/5000) and A800 PCIe 80 GB. We've got no test results to judge.

Be aware that Radeon RX Vega 8 (Ryzen 4000/5000) is a notebook card while A800 PCIe 80 GB is a desktop 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 8 (Ryzen 4000/5000)
Radeon RX Vega 8 (Ryzen 4000/5000)
NVIDIA A800 PCIe 80 GB
A800 PCIe 80 GB

Comparisons with similar GPUs

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Community ratings

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