Asus WS C246 PRO Intel® LGA1151 ATX motherboard with four PCIe 3.0 x16 slots, dual M.2 and USB 3.1 Gen2 connectors - Mentor Distribution
Is it possible to have PCI Express slots (x1, x4, x16) on the motherboard that are connected to the chipset instead of the processor? Are there any motherboards that have this feature? -
Others|Motherboards|ASUS Global
Tycncty PCI-E Expansion Board Kit PCI-E X1 to 4 PCI-E X16 Slot Graphics Adapter Card for BTC Miner - Walmart.com
Can there be more than 4 PCI express slots in one motherboard? - Quora
Refurbished: GIGABYTE X299-WU8 LGA 2066 Intel X299 Motherboard with 7 PCIe x16 Slots and Dual Intel Server LAN - Newegg.com
NeweggBusiness - GIGABYTE X299-WU8 LGA 2066 Intel X299 Motherboard with 7 PCIe x16 Slots and Dual Intel Server LAN
AMD Opens Up Threadripper Pro: Three New WRX80 Motherboards
Intel C246 Server Motherboard-4 DIMMs DDR4 support ECC, 2 PCIe x16 slots 889523016541 | eBay
M.2 & PCIe Lane Configurations for B550 Unify / Unify-X
MSI PRO B650-P WIFI AM5 ATX Motherboard B650PWIFI B&H Photo Video
ASUS Rampage V Extreme Motherboard Review - Intel X99 - Page 3 of 17 - Legit Reviews
Why Are the PCI Express Ports on My Motherboard Different Sizes? x16, x8, x4, and x1 Explained