Two vector units will have four million apiece and there will be four to eight million for the two million bits of on-board RAM.
A 'Pro' version added 512 kB of on-board RAM required for compatibility with GUS Classic.
All machines with colour monitors have a video card and should have at least 512Kb of on-board RAM.
The main problem I encountered concerned the 1Mb of on-board RAM, which wasn't enough for the more complicated graphics output.
Equipped with 2KB of on-board RAM, the programming language is BASIC.
The 1581 drive also had more on-board RAM than its predecessors, making it possible to open a larger number of files at one time.
It included on-board RAM, SASI hard disk interface and a MC68008 processor.
The on-board RAM is divided between system memory and local storage (the C: drive).
Like its successor, it used the Z80A microprocessor and had only 1 kB of on-board RAM.
Inevitably, the balance was largely redressed with the introduction of the Sound Blaster AWE32 and its successors, which also featured on-board RAM and wavetable mixing.