Radeon RX 5900 XT vs RX Vega 8 (Ryzen 4000/5000)

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Primary details

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

Place in the ranking481not rated
Place by popularity34not in top-100
Power efficiency41.36no data
ArchitectureVega (2017−2020)RDNA 2.0 (2020−2024)
GPU code nameVegaNavi 21
Market segmentLaptopDesktop
Release date7 January 2020 (4 years ago)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 cores5124352
Boost clock speed2100 MHz1735 MHz
Number of transistorsno data21,000 million
Manufacturing process technology7 nm7 nm
Power consumption (TDP)15 Watt300 Watt
Texture fill rateno data471.9
Floating-point processing powerno data15.1 TFLOPS
ROPsno data96
TMUsno data272

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
Widthno data2-slot
Supplementary power connectorsno data2x 8-pin

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 dataGDDR6
Maximum RAM amountno data12 GB
Memory bus widthno data384 Bit
Memory clock speedno data14000 MHz
Memory bandwidthno data672.0 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 data1x HDMI, 3x DisplayPort
HDMI-+

API compatibility

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

DirectX12_112 Ultimate (12_1)
OpenGLno data4.6

Pros & cons summary


Power consumption (TDP) 15 Watt 300 Watt

RX Vega 8 (Ryzen 4000/5000) has 1900% lower power consumption.

We couldn't decide between Radeon RX Vega 8 (Ryzen 4000/5000) and Radeon RX 5900 XT. We've got no test results to judge.

Be aware that Radeon RX Vega 8 (Ryzen 4000/5000) is a notebook card while Radeon RX 5900 XT 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)
AMD Radeon RX 5900 XT
Radeon RX 5900 XT

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Community ratings

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3.8 1180 votes

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Questions & comments

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