Radeon Pro V620 vs Quadro K620M

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Primary details

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

Place in the ranking769not rated
Place by popularitynot in top-100not in top-100
Power efficiency6.97no data
ArchitectureMaxwell (2014−2017)RDNA 2.0 (2020−2024)
GPU code nameGM108Navi 21
Market segmentMobile workstationWorkstation
Release date1 March 2015 (9 years ago)4 November 2021 (3 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 cores3844608
Core clock speed1029 MHz1825 MHz
Boost clock speed1124 MHz2200 MHz
Number of transistorsno data26,800 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)30 Watt300 Watt
Texture fill rate17.98633.6
Floating-point processing power0.8632 TFLOPS20.28 TFLOPS
ROPs8128
TMUs16288
Ray Tracing Coresno data72

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).

InterfaceMXM-A (3.0)PCIe 4.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsNone2x 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 typeDDR3GDDR6
Maximum RAM amount2 GB32 GB
Memory bus width64 Bit256 Bit
Memory clock speed900 MHz2000 MHz
Memory bandwidth14.4 GB/s512.0 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 outputsNo outputs
Display Port1.2no data

Supported technologies

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

Optimus+-
nView Display Management+no data
Optimus+no data

API compatibility

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

DirectX1212 Ultimate (12_2)
Shader Model5.16.5
OpenGL4.54.6
OpenCL1.22.1
Vulkan1.1.1261.2
CUDA+-

Pros & cons summary


Recency 1 March 2015 4 November 2021
Maximum RAM amount 2 GB 32 GB
Chip lithography 28 nm 7 nm
Power consumption (TDP) 30 Watt 300 Watt

Quadro K620M has 900% lower power consumption.

Pro V620, on the other hand, has an age advantage of 6 years, a 1500% higher maximum VRAM amount, and a 300% more advanced lithography process.

We couldn't decide between Quadro K620M and Radeon Pro V620. We've got no test results to judge.

Be aware that Quadro K620M is a mobile workstation card while Radeon Pro V620 is a workstation 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 Quadro K620M
Quadro K620M
AMD Radeon Pro V620
Radeon Pro V620

Comparisons with similar GPUs

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Community ratings

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3.6 5 votes

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5 1 vote

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Questions & comments

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