C9X299-RPGF-L - Motherboard Supermicro - Free user manual and instructions
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| Product Type | Motherboard |
| Brand | Supermicro |
| Model | C9X299-RPGF-L |
| Socket | LGA 2066 |
| Chipset | Intel X299 |
| Form Factor | ATX |
| Dimensions | 12 x 9.6 inches (30.5 x 24.4 cm) |
| Weight | 2.5 lbs (1.13 kg) |
| Memory Slots | 8 DIMM slots |
| Max Memory | 256GB DDR4 |
| Memory Channel | Quad-channel |
| Expansion Slots | 3x PCIe 3.0 x16, 1x PCIe 3.0 x4 |
| Storage | 8x SATA3, 2x M.2, 2x U.2 |
| LAN | 2x Intel Gigabit Ethernet |
| Audio | Realtek ALC1220 7.1 HD Codec |
| USB Ports | 8x USB 3.1 Gen2, 6x USB 3.0 |
| Power Connectors | 24-pin ATX, 8-pin EPS, 4-pin 12V |
| Main Features | Supports Core X / Xeon W, RGB, overclocking |
| Care and Cleaning | Use dry anti-static cloth; do not use liquids |
| Safety | Handle with ESD precautions; ensure proper ventilation |
| Spare Parts and Repairability | No user-serviceable parts; CMOS battery CR2032 replaceable |
| General Information | Full manual available with BIOS settings and troubleshooting |
Frequently Asked Questions - C9X299-RPGF-L Supermicro
What CPUs are compatible?
The Supermicro C9X299-RPGF-L supports Intel Core X-series processors (Skylake-X and Cascade Lake-X) in the LGA 2066 socket. It also supports select Intel Xeon W processors for workstation use.
What is the maximum memory capacity?
The motherboard has 8 DIMM slots and supports up to 256GB of DDR4 memory in quad-channel configuration. Non-ECC and registered ECC memory are supported depending on CPU.
Does it support ECC memory?
Yes, with a compatible Xeon W processor, the board supports ECC memory. However, with standard Core X CPUs, ECC is not supported. Check the CPU specifications.
What form factor is this motherboard?
The C9X299-RPGF-L follows the ATX form factor (12x9.6 inches), suitable for most standard PC cases with at least eight expansion slots.
How do I update the BIOS?
Download the latest BIOS from the Supermicro support site. Use the Flash Recovery utility or SUPERMICRO Update Manager to apply the file from a USB stick. Always preserve power during the update.
How many PCIe slots are available?
It includes three PCIe 3.0 x16 slots and one PCIe 3.0 x4 slot. They support multi-GPU configurations such as NVIDIA SLI and AMD CrossFire.
What storage options are supported?
The board offers 8 SATA3 ports, 2 M.2 slots (PCIe/SATA), and 2 U.2 ports for NVMe SSDs. RAID 0, 1, 5, 10 are supported via the X299 chipset.
How can I troubleshoot boot problems?
Check the EZ Debug LED and beep codes. Ensure the 8-pin EPS and 24-pin ATX power are connected. Reset CMOS by jumper or clearing button, and try a minimal configuration with one RAM stick.
Is RGB lighting controllable?
Yes, the motherboard offers an onboard RGB lighting and a 5V addressable RGB header. Use the included M.2 RGB utility or third-party software like ASUS Aura Sync for control.
Can I use the board for a workstation?
Absolutely. With Xeon W support, ECC memory, and robust server-grade power delivery, it is suitable for content creation, virtualization, and scientific computing.
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USER MANUAL C9X299-RPGF-L Supermicro
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Product information
Brand : Supermicro
Model : C9X299-RPGF-L
Category : Motherboard