PCIe 3.0 16x controller board with 20 6G SATA ports. ASM1812 and ASM1064 chipset.

Features
16X PCle connecting with root port
Complies with PCI Express Base Specification Revision 3.0
Automatic detection of lane configuration on boot-up
Hot plug and Hot Swap
Complies with SATA Specification Revision 3.2.
AHCI SPEC Rev.1.4.
Supports 20 ports Serial ATA
Supports Native Command Queue (NCQ)
Supported port multiplier command based switching
Support Partial/Slumber power management
Supports SATA plug-in detection capable
Supports UEFI(Unified Extensible Firmware Interface)
Supports SATA Partial / Slumber power management state
Supports Port Multiplier

System Requirements
PCI Express-enabled system with one available PCI Express slot
Windows® 10/8.x/7 (32 / 64 bit) / Vista / Server 2003 / XP / 2000

CHIPSET : ASM1064 and ASM1812