GeForce RTX 3060 GDDR6X vs Radeon 620

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Primary details

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

Place in the ranking848not rated
Place by popularitynot in top-100not in top-100
Power efficiency3.21no data
ArchitectureGCN 3.0 (2014−2019)Ampere (2020−2024)
GPU code namePolaris 24GA104
Market segmentLaptopDesktop
Release date13 May 2019 (5 years ago)2022 (2 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 cores3843584
Core clock speed730 MHzno data
Boost clock speed1024 MHz1777 MHz
Number of transistors1,550 million17,400 million
Manufacturing process technology28 nm8 nm
Power consumption (TDP)50 Watt195 Watt
Texture fill rate24.58199.0
Floating-point processing power0.7864 TFLOPSno data
ROPs848
TMUs24112

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 x8PCIe 4.0 x16
Lengthno data242 mm
Widthno data2-slot
Supplementary power connectorsNone1x 12-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 typeDDR3GDDR6X
Maximum RAM amount2 GB8 GB
Memory bus width64 Bit128 Bit
Memory clock speed900 MHz19 GB/s
Memory bandwidth14.4 GB/s304.1 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 2.1, 3x DisplayPort 1.4a
HDMI-+

API compatibility

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

DirectX12 (12_0)12 Ultimate (12_2)
Shader Model6.36.7
OpenGL4.64.6
OpenCL2.03.0
Vulkan1.2.1311.3
CUDA-8.6

Pros & cons summary


Maximum RAM amount 2 GB 8 GB
Chip lithography 28 nm 8 nm
Power consumption (TDP) 50 Watt 195 Watt

Radeon 620 has 290% lower power consumption.

RTX 3060 GDDR6X, on the other hand, has a 300% higher maximum VRAM amount, and a 250% more advanced lithography process.

We couldn't decide between Radeon 620 and GeForce RTX 3060 GDDR6X. We've got no test results to judge.

Be aware that Radeon 620 is a notebook card while GeForce RTX 3060 GDDR6X 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 620
Radeon 620
NVIDIA GeForce RTX 3060 GDDR6X
GeForce RTX 3060 GDDR6X

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

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


3.2 65 votes

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3.8 95 votes

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Questions & comments

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