The original requirements for the 64-bit version were designed for legacy environments:
Official support for AutoCAD 2008 has been retired for many years. To secure a copy today, you typically have to rely on the following sources: download autocad 2008 64 bit 305
from the current version. AutoCAD 2008 (Version 17.1) is significantly outside this window. Resellers: Autodesk recommends contacting an authorized Value Added Reseller (VAR) The original requirements for the 64-bit version were
Autodesk famously moved to a subscription-only model, eliminating the ability to buy "perpetual licenses." Users who owned a license for AutoCAD 2008 feel they have the right to continue using it. If their old installation media (CDs/DVDs) gets scratched or lost, they turn to the internet to replace the files they legally own, though they often encounter the "305" variants which are illicitly modified. Autodesk Community, Autodesk Forums, Autodesk Forum Let us
Downloading AutoCAD 2008 directly from official sources is no longer possible because it is a retired product that is no longer supported by Autodesk. Autodesk Community, Autodesk Forums, Autodesk Forum
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