Quadro RTX 3000 Mobile Refresh vs Quadro P620

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Primary details

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

Place in the ranking463not rated
Place by popularitynot in top-100not in top-100
Power efficiency16.99no data
ArchitecturePascal (2016−2021)Turing (2018−2022)
GPU code nameGP107TU106
Market segmentWorkstationMobile workstation
Release date1 February 2018 (6 years ago)27 May 2019 (5 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 cores5121920
Core clock speed1177 MHz945 MHz
Boost clock speed1443 MHz1380 MHz
Number of transistors3,300 million10,800 million
Manufacturing process technology14 nm12 nm
Power consumption (TDP)40 Watt80 Watt
Texture fill rate46.18165.6
Floating-point processing power1.478 TFLOPS5.299 TFLOPS
ROPs1664
TMUs32120
Tensor Coresno data240
Ray Tracing Coresno data30

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 x16PCIe 3.0 x16
Length145 mmno data
WidthIGPno data
Supplementary power connectorsNoneno data

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 typeGDDR5GDDR6
Maximum RAM amount2 GB6 GB
Memory bus width128 Bit192 Bit
Memory clock speed1502 MHz1750 MHz
Memory bandwidth96.13 GB/s336.0 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

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.5
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.2.1311.2
CUDA6.17.5

Pros & cons summary


Recency 1 February 2018 27 May 2019
Maximum RAM amount 2 GB 6 GB
Chip lithography 14 nm 12 nm
Power consumption (TDP) 40 Watt 80 Watt

Quadro P620 has 100% lower power consumption.

RTX 3000 Mobile Refresh, on the other hand, has an age advantage of 1 year, a 200% higher maximum VRAM amount, and a 16.7% more advanced lithography process.

We couldn't decide between Quadro P620 and Quadro RTX 3000 Mobile Refresh. We've got no test results to judge.

Be aware that Quadro P620 is a workstation card while Quadro RTX 3000 Mobile Refresh is a mobile 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 P620
Quadro P620
NVIDIA Quadro RTX 3000 Mobile Refresh
Quadro RTX 3000 Mobile Refresh

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Community ratings

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3.6 595 votes

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Questions & comments

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