Quadro P520 Max-Q vs Quadro P620

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Primary details

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

Place in the ranking469not rated
Place by popularitynot in top-100not in top-100
Power efficiency16.21no data
ArchitecturePascal (2016−2021)Pascal (2016−2021)
GPU code nameGP107GP108
Market segmentWorkstationMobile workstation
Release date1 February 2018 (6 years ago)23 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 cores512384
Core clock speed1177 MHz1303 MHz
Boost clock speed1443 MHz1493 MHz
Number of transistors3,300 million1,800 million
Manufacturing process technology14 nm14 nm
Power consumption (TDP)40 Watt18 Watt
Texture fill rate46.1835.83
Floating-point processing power1.478 TFLOPS1.147 TFLOPS
ROPs1616
TMUs3224

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 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 typeGDDR5GDDR5
Maximum RAM amount2 GB4 GB
Memory bus width128 Bit64 Bit
Memory clock speed1502 MHz1375 MHz
Memory bandwidth96.13 GB/s44 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 outputsPortable Device Dependent

API compatibility

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

DirectX12 (12_1)12 (12_1)
Shader Model6.46.7 (6.4)
OpenGL4.64.6
OpenCL1.23.0
Vulkan1.2.1311.3
CUDA6.16.1

Pros & cons summary


Recency 1 February 2018 23 May 2019
Maximum RAM amount 2 GB 4 GB
Power consumption (TDP) 40 Watt 18 Watt

P520 Max-Q has an age advantage of 1 year, a 100% higher maximum VRAM amount, and 122.2% lower power consumption.

We couldn't decide between Quadro P620 and Quadro P520 Max-Q. We've got no test results to judge.

Be aware that Quadro P620 is a workstation card while Quadro P520 Max-Q 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 P520 Max-Q
Quadro P520 Max-Q

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Community ratings

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Questions & comments

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