Radeon RX Vega XTX vs GeForce 820M

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Primary details

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

Place in the ranking1035not rated
Place by popularitynot in top-100not in top-100
Power efficiency5.85no data
ArchitectureFermi 2.0 (2010−2014)GCN 5.0 (2017−2020)
GPU code nameGF117Vega 10
Market segmentLaptopDesktop
Release date27 November 2013 (11 years ago)8 August 2017 (7 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 cores964096
Core clock speed625 MHz1500 MHz
Boost clock speedno data1630 MHz
Number of transistors585 millionno data
Manufacturing process technology28 nm14 nm
Power consumption (TDP)15 Watt225 Watt
Texture fill rate10.00417.3
Floating-point processing power0.24 TFLOPSno data
ROPs864
TMUs16256

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).

Bus supportPCI Express 2.0no data
InterfacePCIe 2.0 x16PCIe 3.0 x16
Lengthno data267 mm
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 typeDDR3HBM2
Maximum RAM amount1 GB8 GB
Memory bus width64 Bit2048 Bit
Memory clock speed900 MHz1890 MHz
Memory bandwidth14.4 GB/s483.8 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 outputs1x HDMI, 3x DisplayPort
HDMI-+

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

GPU Boost2.0no data
Optimus+-
GameWorks+-

API compatibility

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

DirectX12 (11_0)12.0
Shader Model5.15.0
OpenGL4.54.5
OpenCL1.12.0
VulkanN/A-
CUDA+-

Pros & cons summary


Recency 27 November 2013 8 August 2017
Maximum RAM amount 1 GB 8 GB
Chip lithography 28 nm 14 nm
Power consumption (TDP) 15 Watt 225 Watt

GeForce 820M has 1400% lower power consumption.

RX Vega XTX, on the other hand, has an age advantage of 3 years, a 700% higher maximum VRAM amount, and a 100% more advanced lithography process.

We couldn't decide between GeForce 820M and Radeon RX Vega XTX. We've got no test results to judge.

Be aware that GeForce 820M is a notebook card while Radeon RX Vega XTX 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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NVIDIA GeForce 820M
GeForce 820M
AMD Radeon RX Vega XTX
Radeon RX Vega XTX

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

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3.1 833 votes

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Questions & comments

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