Audio Chipset: Built-in SupremeFX X-Fi audio technology Octave high fidelity audio encoder EAX Advanced m HD 4.0
X-Fi CMSS 3D
X-Fi CrystalizerTM
Creative ALchemy
Support fiber S/PDIF digital output connection port (on the rear panel)
PCI Express x16: 2 x PCI Express x16 slots, running at x16 (PCIE_1/PCIE_2)
* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIE_1 slot; if you are installing two PCI Express graphics cards, it is recommended that you install them in the PCIE_1 and PCIE_2 slots.
2 x PCI Express x16 slots, running at x8 (PCIE_3/PCIE_4)
* The PCIE_4 slot shares bandwidth with the PCIE_1 slot. When the PCIE_4 slot is populated, the PCIE_1 slot will operate at up to x8 mode.
* When an i7-5820K CPU is installed, the PCIE_2 slot operates at up to x8 mode and the PCIE_3 operates at up to x4 mode.
(All PCI Express x16 slots conform to PCI Express 3.0 standard.)
Audio Chipset: 1. Built-in Creative Sound Core 3D chip ®
2. Support Sound Blaster Recon3Di
3. Built-in TI Burr Brown OPA2134 sound amplifier chip ®
4. Support High Definition Audio
5. Support 2/5.1 channels
6. Support S/PDIF output