MANO540: a Mini ITX board with full height PCIe x16 slot
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Lian Li Q58 Mini-ITX Case with PCIe 4.0 Riser Card (White) Q58W4
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Amazon.com: ASUS ROG Strix X570-I Gaming, X570 Mini-ITX Gaming Motherboard, AMD Ryzen 3000 with PCIe 4.0, WiFi 6 (802.11ax), Intel Gigabit Ethernet, SATA 6Gb/s : Electronics
Mini-ITX Seaberry adds 11 PCIe slots to a Raspberry Pi | Jeff Geerling
MANO540: a Mini ITX board with full height PCIe x16 slot
ASUS ROG Strix B550-I Gaming AM4 Mini ITX Motherboard, PCI-E 4.0 – MITXPC
Amazon.com: MSI H510I PRO WiFi ProSeries Motherboard (Mini-ITX, 11th/10th Gen Intel Core, LGA 1200 Socket, DDR4, PCIe 4, M.2 Slot, USB 3.2 Gen 2, 2.5G LAN, HDMI/DP, WiFi 6E) : Electronics
Thin Mini-ITX SBC brews Coffee Lake with triple HDMI and PCIe x16
ASUS ROG Strix Z690-I Gaming WiFi 6E LGA 1700 (Intel® 12th&13th Gen) mini- ITX gaming motherboard (PCIe 5.0,DDR5,10 layer PCB,10+1 power stages,Thunderbolt 4 Onboard,Intel® 2.5 Gb LAN,USB 3.2 Gen 2x2 front panel Type-C)
Mini-ITX Seaberry adds 11 PCIe slots to a Raspberry Pi | Jeff Geerling
NANO-5050, Intel Atom D2550 N2600 N2800 CPU Nano-ITX Board fanless low power Mini-PCIE socket
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ASRock Z790M-ITX WiFi Mini-ITX Motherboard Intel 12th/13th Gen LGA 1700 2x DDR5 DIMM Slots 1x PCIe 5.0 x16 2.5G LAN
ASUS Core i3 4GB Mini-ITX Motherboard CPU Memory Combo PCIe x16 3x HDMI 2x LAN | eBay
ASRock > Z690M-ITX/ax
Intel Kaby Lake Skylake HDMI DP NVMe M.2 PCIe x16 SATA RAID Mini ITX Motherboard | eBay
ROG Strix X570-I Gaming | ROG Strix X570-I Gaming | Gaming Motherboards|ROG - Republic of Gamers|ROG USA
ASRock > Z790M-ITX WiFi
Mini ITX Motherboard|DFI
Mighty Mini-ITX: ASRock X299E-ITX/ac with 4 Channel DDR4 and 3xM.2 Support
Amazon.com: MSI MPG B650I Edge WiFi Gaming Motherboard (AMD AM5, Mini-ITX, DDR5, PCIe 4.0, M.2, SATA 6Gb/s, USB 3.2 Gen 2, HDMI, Wi-Fi 6E, AMD Ryzen 7000 Series Desktop Processors) : Electronics