Article ID: 000084577 Content Type: Troubleshooting Last Reviewed: 08/08/2023

Why is NIOS II running slowly on my Cyclone V design?

Environment

    Quartus® II Subscription Edition
    Nios® II Processor
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Description

Due to a problem in the Quartus® II Software version 12.0 and 12.1, NIOS® II designs may run at a reduced maximum frequency when Embedded Multipliers or LE based Multipliers are selected.

Resolution

A patch is available to fix this problem for the Quartus II Software version 13.0 and 13.0sp1.  Download and install the appropriate patch from the links below, then re-compile your design in Quartus II.

Quartus II 13.0:

Quartus II 13.0Sp1

 

Related Products

This article applies to 6 products

Cyclone® V SX SoC FPGA
Cyclone® V GT FPGA
Cyclone® V GX FPGA
Cyclone® V ST SoC FPGA
Cyclone® V E FPGA
Cyclone® V SE SoC FPGA

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