Check out the improvements and performance of the new SILVER6 core update for the apollo core for the Amiga 600 Vampire 2 accelerator (with RTG and HDMI)
It appears the search for RTG cards continue as the available supply on the market continues to shrink. A few years ago, I could find a PicassoII card on Ebay occasionally for $200USD or less. These days, if they ever show up, they are going for $300USD or more.
I posted recently about a DIY RTG card for Zorro slot boxes currently under development –> here <– But there is also another one now available for purchase on this link, but it is pricey: –> purchase page <–