Rack EP2C621D16GM - Server ASROCK - Free user manual and instructions
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| Product Type | Server Motherboard |
| Brand | ASRock Rack |
| Model | EP2C621D16GM |
| Form Factor | E-ATX (12" x 10.5") |
| Socket | Dual LGA 3647 |
| Supported CPU | Intel Xeon Scalable (Skylake-SP, Cascade Lake-SP) |
| Chipset | Intel C621 |
| Memory | 16 x DDR4 DIMM slots, up to 2TB RDIMM/LRDIMM, 2666/2400/2133 MHz |
| Expansion Slots | 7 x PCIe 3.0 x16, 1 x PCIe 3.0 x8 |
| Storage | 2 x M.2 (PCIe3 x4), 10 x SATA3 via C621 |
| Network | 2 x 10GbE (Intel X550), 1 x dedicated IPMI (Broadcom BCM5720) |
| Management | IPMI 2.0 with KVM, dedicated LAN |
| Power Input | ATX 24-pin + 2 x 8-pin EPS |
| Operating Temperature | 10°C to 35°C |
| Dimensions | 305 x 267 mm (12" x 10.5") |
| Weight | Approx. 2.5 kg (5.5 lbs) |
| Package Content | Motherboard, I/O shield, SATA cables, manual, driver DVD |
| Cooling | Passive heatsinks; requires active cooling in chassis |
| Safety | Use anti-static wrist strap; avoid moisture |
| Maintenance | Clean with compressed air; do not use liquids |
| Reparability | Replaceable components (CPU, memory, add-on cards); warranty service |
Frequently Asked Questions - Rack EP2C621D16GM ASROCK
What processors are compatible with the EP2C621D16GM?
This motherboard supports Intel Xeon Scalable processors in the Skylake-SP and Cascade Lake-SP families, using dual LGA 3647 sockets.
How many memory slots does it have and what is the maximum capacity?
It has 16 DDR4 DIMM slots supporting up to 2TB of RDIMM or LRDIMM memory at speeds up to 2666 MHz.
Does it support ECC memory?
Yes, it supports ECC (Error-Correcting Code) memory, both registered (RDIMM) and load-reduced (LRDIMM) modules.
What is the form factor of this motherboard?
The form factor is E-ATX, measuring 12 inches by 10.5 inches (305 x 267 mm).
How many PCIe slots are available and what generation?
It offers 7 PCIe 3.0 x16 slots and 1 PCIe 3.0 x8 slot for expansion cards.
Does it have onboard graphics?
No, this motherboard does not have integrated graphics. You must use a dedicated GPU or rely on the IPMI remote management for display.
Can I use this motherboard in a standard PC case?
It is designed for rackmount server chassis but can be used in a standard PC case if the case supports E-ATX form factor and provides adequate cooling.
How do I update the BIOS?
You can update the BIOS using ASRock Rack's Instant Flash tool via USB drive or through the IPMI web interface. Always download the latest BIOS from the official support page.
What are the power supply requirements?
It requires a standard ATX power supply with a 24-pin main connector and two 8-pin EPS12V CPU power connectors. A PSU with at least 800W is recommended for dual CPUs.
Does it support M.2 NVMe drives?
Yes, it has two M.2 slots that support PCIe 3.0 x4 NVMe SSDs, as well as SATA M.2 drives.
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USER MANUAL Rack EP2C621D16GM ASROCK
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Product information
Brand : ASROCK
Model : Rack EP2C621D16GM
Category : Server