PiStorm, ST536/TF536, MonSTerbo: https://www.atari-forum.com/viewtopic.php?t=43319, TwiSTEr: https://www.atari-forum.com/viewtopic.p … 51#p438151

====PiStorm
to jest najszybsze, ale nadal jest w fazie beta dla Atari

====ST536/TF536
68030 50MHz, 64MB TT-RAM, IDE

====MonSTerbo STE
68000 @ up to 48MHz, speed selectable from 8, 16, 24, 32, 40 and 48.
68EC020 @ up to 40MHz, speed selectable from 8, 16, 24, 32 and 40.
68881/2 FPU support (runs at the CPU speed, no FPU provided)
8MB ALT-RAM
16MB Flash ROM (16 slots of up to 1MB)
SPI Master to support SPI devices, potentially up to 4 slaves.
I2C port for RTC support, reduces SPI slaves to 2 devices if used.
Dual port IDE controller with/without hardware byte swap
MonSTerbus upgrade slot which is 32bit capable, but also MegaST compatible (needs to be checked for more boards)
Solderless upgrade (where the CPU is already socketed)

====TwiSTEr
-CPU Replacement board for socketed 1040STE Version boards
-68000@8/16Mhz - 68EC020@8/24Mhz
-8MB Altram
-32bit Flash Rom (32bit with 020CPU and 16bit with 000CPU) upto 4 Banks for 4 different TOS versions
-USB Interface like Lightning
-IDE Interface like Thunder or Lightning (Smart Swap and Falcon Compatible Mode)
-Connector for DS3231 Clock Chip like on Storm ST
-ATX Powerconnector to connect an Pico PSU (as replacement for the Original Atari PSU)