Top 10 FCBGA CPUs to use in developing your processor - HIGH-END FPGA Distributor
WADE-8172 -Portwell
Supermicro MBD-A2SAV-2C-L-O | smicro.eu
SUPERMICRO SYS-E102-9AP-L 3.5" SBC Server Barebone FCBGA 1296 DDR3L up to 1866 MHz (8GB) Server Barebones - Newegg.com
Supermicro X11SAN-WOHS Motherboard 3.5in SBC with Intel Processor N4200 (Pentium Apollo Lake, 2.5GHz, 4-Core) Socket FCBGA1296 supported | Wiredzone
Amazon.com: Beelink Mini PC, Mini S Intel 11th Celeron N5095(4C/4T, Up to 2.9GHz), 8GB DDR4 RAM 256GB SSD, Mini Desktop Computer Support Dual HDMI 4K UHD Output/WiFi5/BT4.0/Gigabit Ethernet for Family-NAS/HTPC : Video
Supermicro A2SAP-L Motherboard - Pico-ITX Form Factor - Intel Atom E3930 - Single Socket FCBGA-1296 - Walmart.com