RAM: 2 GB minimum; 4 GB+ recommended for performance with large multis. The text you provided describes the original release

• The Core Library: Even back at v1.0, the library was lauded for its unique "Never-Before-Seen" sounds. It included the famous "Halo" patches and extensive samples of rare, vintage, and esoteric hardware.
• Synthesis Engine: It combined Steam-engine streaming with various synthesis types (FM, RM, Granular).
• Arpeggiator: A surprisingly deep arpeggiator that was ahead of its time compared to other plugins of that era.

• Massive Sound Library: Omnisphere boasts an enormous sound library, featuring over 6,000 presets, including sounds from renowned artists and sound designers.
• HD Wavetable Synthesis: The plugin utilizes advanced wavetable synthesis, allowing for unparalleled sound quality and flexibility.
• Powerful Editing Tools: Omnisphere offers a comprehensive set of editing tools, including a 3-part effects section, 2 LFOs, and 2 envelopes.
• Seamless Integration: The plugin supports VSTi, RTAS, and AU formats, making it compatible with most DAWs on both PC and MAC platforms.

Omnisphere v1.0 was designed for both Windows and Mac environments, supporting then-current operating systems. Formats: VST 2.4, Audio Units (AU), and RTAS. The Core Library: Even back at v1