Have questions or need driver fixes? Join the FPGA subreddit (r/FPGA) or search the Intel Community forums for “Quartus II 8.1 vintage support”.
You are starting a new design, have modern Cyclone IV/V/10 or MAX 10 chips, or want security and support. Use Intel Quartus Prime Lite instead. Altera Quartus II 8.1 Web Edition -Windows- free download
When version 8.1 was unveiled on November 3, 2008, it wasn't just another update. Altera (now part of Intel) was in a "space race" with Xilinx to prove whose silicon was faster. Version 8.1 was their champion, claiming compile times three times faster than any competitor. Design And Reuse The Innovation: It introduced the Design Partition Planner Have questions or need driver fixes