SPECIFICATIONS
| Product | Mainboard |
| Brand | ASROCK |
| Model | Z390 Steel Legend |
| CPU | Intel |
| Chipset | Z390 |
| RAM | 4 x DDR4 memory slots, support up to 128GB DDR4 |
| Extended slots | 2 x PCI Express 3.0 x16 Slots, 3 x PCI Express 3.0 x1 Slots |
| Supported hard disk | 6 x SATA3 6.0 Gb/s Connectors, 1 x Ultra M.2 Socket |
| Connection port(Internal) | 1 x COM Port Header
1 x SPI TPM Header 1 x Power LED and Speaker Header 2 x RGB LED Headers* 1 x Addressable LED Header** 1 x CPU Fan Connector (4-pin)*** 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)**** 3 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)***** 1 x 24 pin ATX Power Connector 1 x 8 pin 12V Power Connector 1 x Front Panel Audio Connector 1 x Thunderbolt™ AIC Connector (5-pin) 2 x USB 2.0 Headers (Support 3 USB 2.0 ports) (Supports ESD Protection) 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports) (Supports ESD Protection) |
| Connection port (Back Panel) | 1 x Antenna Bracket
1 x PS/2 Mouse/Keyboard Port 1 x HDMI Port 1 x DisplayPort 1.2 1 x Optical SPDIF Out Port 2 x USB 2.0 Ports (Supports ESD Protection) 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s) (ReDriver) (Supports ESD Protection) 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) (ReDriver) (Supports ESD Protection) 2 x USB 3.2 Gen1 Ports (Intel® Z390) (Supports ESD Protection) 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED) HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks) |
| LAN / Wireless | Gigabit LAN 10/100/1000 Mb/s |
| Size | ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm |
