That was actually a damn good CPU card and really how the A1200 should have been sold in the later years. The double clocked 68020 was certainly enough to keep me away from a 68030 for many years.
I still have my card.
Was the first cpu card I bought and I too had it for many many many years. In fact until I came back to the Amiga when i was more cash rich and could afford crazy upgrades.
Was a brilliant card. Gave a massive boost