Buy ‘3.0 express’ with Bitcoin Crypto-Currency – Spendabit

Startech.com PEXUSB3S2EI 4 Port PCI Express USB 3.0 Card

$48.79 at Scan Computers

SYBA SI-PEX40161 PCI-Express 3.0 x16 PCI-Express Quad M.2 PCIe 3.0 x4 PCIe x16 Expansion Card Intel VROC and AMD Ryzen Threadripper NVMe Raid

$29.99 at Newegg

PNY CS2230 M.2 2280 500GB PCI-Express 3.0 x4 3D NAND Internal Solid State Drive (SSD) M280CS2230-500-RB

$44.99 at Newegg

NVIDIA ConnectX-5 EN 25Gigabit Ethernet Card - PCI Express 3.0 x8 - 25 Gbit/s Data Transfer Rate - 2 Port(s) - Optical Fiber - OCP 2.0 Bracket Height - 25GBase-X - SFP28 - Plug-in Card | MCX512A-ACAT

$60.00 at Newegg

ATTO FastFrame N422 25Gigabit Ethernet Card - PCI Express 3.0 x8 - 25 Gb Data Transfer Rate - 2 Ports - Optical Fiber - Low Profile Bracket Height - 25GBase-X - SFP28 - Plug-in Card (FFRM-N422-000)

$50.00 at Newegg

Icy Dock ExpressCage 2.5" SATA/SAS HDD/SSD Mobile Rack for External 3.

$39.15 at Scan Computers

NVIDIA ConnectX-7 200Gigabit Ethernet Card - PCI Express 5.0 x16 - 2 Port(s) - Optical Fiber - OCP 3.0 Bracket Height - QSFP112 - Plug-in Card | MCX753436MS-HEAB

$1.00 at Newegg