There's a PROBLEM with Riser Cables - Hardware Canucks
Best PCIE Riser & Extension Cables for heavy GPU Workloads
60cm PCI E PCIe PCI Express 1x a 16x Riser USB 3,0 Cable extensor con Sata a 4Pin IDE fuente de alimentación para equipo minero BTC|pcie pci express| pcie pcipci express - AliExpress
PCI-e 3.0 Riser Cable PCI Express x16 High Speed Flexible Extender Card Extension Port, 85 ohms, Using 3M's Twin-ax Cable (Male to Female, 250mm)
ASUS RS200 ROG Strix Riser Cable with 240 mm PCI-E x16, 90 Degree Adapter, Unique SafeSlot Design, EMI Shielding (RS200) - Newegg.com