Components > Motherboards
Asrock X299 STEEL LEGEND, Intel X299, 2066, ATX, 8 DDR4, SLI/XFire, Dual LAN, RGB Lighting, M.2
Supports NVIDIA 3-Way SLI
1 x PCI Express 3.0 x1
1 x M.2 (2260/2280) - SATA & PCIe
1 x M.2 (2230/2242/2260/2280/22110) - SATA & PCIe
5 x USB 3.2 Gen 1 (3 at back, 2 at mid-board)
8 x USB 2.0 (4 at back, 4 at mid-board)
1 x Front Panel Type C USB 3.2 Gen1 Header
1 x PS/2 Mouse/Keyboard
1 x Optical SPDIF Out
4 x USB 2.0
1 x USB 3.2 Gen2x2 Type-C
3 x USB 3.2 Gen1
2 x RJ-45 LAN
1 x Clear CMOS Button
HD Audio Jacks
1 x SPI TPM
1 x Power LED and Speaker
2 x RGB LED
2 x Addressable LED
1 x CPU Fan
1 x CPU/Water Pump Fan
5 x Chassis/Water Pump Fan
1 x 24 pin ATX
2 x 8 pin 12V
1 x Front Audio
1 x Thunderbolt AIC
1 x USB 3.2 Gen1
1 x Front Panel Type C USB 3.2 Gen1 Header
4 x SATA Data Cables
1 x ASRock SLI_HB_Bridge_2S Card
3 x Screws for M.2 Sockets
2 x Standoffs for M.2 Sockets
ASUS
Stock #: AUMBX299A-2-PRIME
MFR #: 90MB11F0-M0EAY0
Quantity Discount
ASUS
Stock #: AUMBX299E-GAMING2-STRIX
MFR #: 90MB11A0-M0EAY0