Quadro P520 vs Quadro4 550 XGL

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Primary details

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

Place in the rankingnot rated604
Place by popularitynot in top-100not in top-100
Power efficiencyno data20.89
ArchitectureCelsius (1999−2005)Pascal (2016−2021)
GPU code nameNV17 A3GP108
Market segmentWorkstationMobile workstation
Release date19 February 2002 (22 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 coresno data384
Core clock speed270 MHz1303 MHz
Boost clock speedno data1493 MHz
Number of transistors29 million1,800 million
Manufacturing process technology150 nm14 nm
Power consumption (TDP)no data18 Watt
Texture fill rate1.08035.83
Floating-point processing powerno data1.147 TFLOPS
ROPs416
TMUs424

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).

Laptop sizeno datalarge
InterfaceAGP 4xPCIe 3.0 x16
Width1-slotno 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 typeDDRGDDR5
Maximum RAM amount64 MB2 GB
Memory bus width128 Bit64 Bit
Memory clock speed200 MHz1502 MHz
Memory bandwidth6.4 GB/s48.06 GB/s
Shared memoryno data-

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.

DirectX8.012 (12_1)
Shader Modelno data6.4
OpenGL1.34.6
OpenCLN/A1.2
VulkanN/A1.2.131
CUDA-6.1

Pros & cons summary


Recency 19 February 2002 23 May 2019
Maximum RAM amount 64 MB 2 GB
Chip lithography 150 nm 14 nm

Quadro P520 has an age advantage of 17 years, a 3100% higher maximum VRAM amount, and a 971.4% more advanced lithography process.

We couldn't decide between Quadro4 550 XGL and Quadro P520. We've got no test results to judge.

Be aware that Quadro4 550 XGL is a workstation card while Quadro P520 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 Quadro4 550 XGL
Quadro4 550 XGL
NVIDIA Quadro P520
Quadro P520

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Community ratings

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