Radeon HD 8490 OEM vs RX Vega 8 (Ryzen 2000/3000)

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Primary details

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

Place in the ranking660not rated
Place by popularity38not in top-100
Power efficiency20.61no data
ArchitectureVega (2017−2020)TeraScale 2 (2009−2015)
GPU code nameVega Raven RidgeCaicos
Market segmentLaptopDesktop
Release date26 October 2017 (7 years ago)23 July 2013 (11 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 cores512160
Core clock speed300 MHz875 MHz
Boost clock speed1200 MHzno data
Number of transistors9,800 million370 million
Manufacturing process technology14 nm40 nm
Power consumption (TDP)15 Watt35 Watt
Texture fill rate57.607.000
Floating-point processing power1.843 TFLOPS0.28 TFLOPS
ROPs84
TMUs328

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).

InterfaceIGPPCIe 2.0 x16
Lengthno data168 mm
Widthno data1-slot
Supplementary power connectorsNoneNone

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 typeSystem SharedDDR3
Maximum RAM amountSystem Shared1 GB
Memory bus widthSystem Shared64 Bit
Memory clock speedSystem Shared900 MHz
Memory bandwidthno data14.4 GB/s
Shared memory-no data

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 outputs1x DVI, 1x DisplayPort

API compatibility

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

DirectX12 (12_1)11.2 (11_0)
Shader Model6.45.0
OpenGL4.64.4
OpenCL2.11.2
Vulkan1.2N/A

Pros & cons summary


Recency 26 October 2017 23 July 2013
Chip lithography 14 nm 40 nm
Power consumption (TDP) 15 Watt 35 Watt

RX Vega 8 (Ryzen 2000/3000) has an age advantage of 4 years, a 185.7% more advanced lithography process, and 133.3% lower power consumption.

We couldn't decide between Radeon RX Vega 8 (Ryzen 2000/3000) and Radeon HD 8490 OEM. We've got no test results to judge.

Be aware that Radeon RX Vega 8 (Ryzen 2000/3000) is a notebook card while Radeon HD 8490 OEM 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 2000/3000)
Radeon RX Vega 8 (Ryzen 2000/3000)
AMD Radeon HD 8490 OEM
Radeon HD 8490 OEM

Comparisons with similar GPUs

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Community ratings

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


3.5 1454 votes

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Questions & comments

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