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Quartus II Subscription Edition

Release date: February, 2013

Quartus II Subscription Edition v12.1 Service Pack 1

Please read before downloading. Important Critical Issue Notice for all
Quartus II software version 12.1 service pack 1 users.

Select a previous version of Quartus II:

Download Option 1: Individual Files

Download large, standalone installation files to manually install complete software and device support. Note: If you download and install only the Quartus® II software, subsequently you must also download and install the device support . You do not have to install all the device support files. You can install only the device support files that you need.

Quartus II Subscription Edition Platform File Name Size
Quartus II Subscription Edition
Service Pack 1
Includes Quartus II v12.1
Windows 12.1sp1_quartus_windows.exe
MD5: 852785d5e042e9118149fac8ccbce113
12.1sp1_devices_cyclone_max_legacy_windows.exe
MD5: 541f0d7e1d56c2de10410a2a0b5d50b2
12.1sp1_devices_stratix_hardcopy_i_to_iv_windows.exe
MD5: bbc3d8434de173eeacfb03c08fb34e3c
12.1sp1_devices_arria_windows.exe
MD5: ffb63612994a2bd515f92a7969ef5558
12.1sp1_devices_stratix_v_arria_v_gz_windows.exe
MD5: 47be6b79e36aa0a349454a6478f9b843
1.6 GB

1.5 GB

1.1 GB

2.2 GB

2.7 GB

Quartus II Subscription Edition
Service Pack 1
Includes Quartus II v12.1
Linux 12.1sp1_quartus_linux.tar.gz
MD5: 9ec98715e8df2b32d1406eb65352cdac
12.1sp1_devices_cyclone_max_legacy_linux.tar.gz
MD5: 2d8599e3076927728039af351f0d9568
12.1sp1_devices_stratix_hardcopy_i_to_iv_linux.tar.gz
MD5: 5932ae5e8c36bb8808d9063ab645c8e3
12.1sp1_devices_arria_linux.tar.gz
MD5: 275d5d0aba878a6f79a6ee7c533f8a44
12.1sp1_devices_stratix_v_arria_v_gz_linux.tar.gz
MD5: 32f0518d9e9ece89d027db833d1a6382
2.4 GB

1.5 GB

1.1 GB

2.2 GB

2.7 GB


What the MD5 sum value is and what it is for

Other Individual Download Files:

Download Option 2: DVD .iso File

If you do not have Internet access or if you require a DVD, you can download and use the DVD ISO file to create your own installation DVD for installing Altera's software and device support. You must first install the Altera Complete Design Suite (ACDS) software (Windows or Linux version) before you install the ACDS Devices software. You must install both the ACDS software (Windows or Linux version) and the ACDS Devices software.

Platform File Name Size
ACDS v12.1 Service Pack 1 Windows DVD (ISO) Windows 12.1sp1_acds_windows.iso
MD5: d0a7e73bd9f68ddbeafe11e4507ab83c
12.1sp1_acds_devices1.iso
MD5: ded041e6f600e18aca8ebd6ecca7dbde
12.1sp1_acds_devices2.iso
MD5: 7a2a528f5f47ddce097be21ee41a5fc1
2.4 GB

5.0 GB

2.9 GB

ACDS v12.1 Service Pack 1 Linux DVD (ISO) Linux 12.1sp1_acds_linux.iso
MD5: a7721efd5b927e1041edad8c070ce410
12.1sp1_acds_devices1.iso
MD5: ded041e6f600e18aca8ebd6ecca7dbde
12.1sp1_acds_devices2.iso
MD5: 7a2a528f5f47ddce097be21ee41a5fc1
3.9 GB

5.0 GB

2.9 GB


How to install the Altera software using a DVD ISO file


System Requirements

Operating System Requirements

Disk space: A full installation of the Altera Complete Design Suite v12.1 requires approximately 10 GB of available disk space on the drive or partition where you are installing the software, and approximately 30 MB of available space on the drive that contains your TEMP directory (Windows only).

Documentation Links

View the following documentation for Quartus II software and device support details:

Download Notes

  1. Software support: If you have a question or problem that is not answered by the information provided here, contact Altera application engineers for assistance through the mySupport website.
  2. Legal notice: The Altera Program License Subscription Agreement governs the installation and use of this software.