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Learn more about the GIGABYTE C621 AORUS XTREME
Model
Brand
GIGABYTE
Model
C621 AORUS XTREME
Supported CPU
CPU Socket Type
LGA 3647
CPU Type
Support Intel Xeon W-3175X Scalable
Number of Processor Support
1
Chipsets
North Bridge
Intel C621
Memory
Number of DDR4 Slots
12 x 288-pin
DDR4 Standard
Support up to DDR4 4200(O.C.)
Maximum Memory Supported
192GB
Channel Supported
Six Channel
ECC Supported
Yes
Expansion Slots
PCI Express 3.0 x16
2 x PCI Express x16 slots, running at x16 (PCIEX16_1/2) * For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16_1 slot. 4 x PCI Express x16 slots, running at x8 (PCIEX8_1/2/3/4) * The PCIEX8_1 slot shares bandwidth with the PCIEX16_1 slot and the PCIEX8_3 with PCIEX16_2. When PCIEX8_1/PCIEX8_3 is populated, PCIEX16_1/PCIEX16_2 operates at up to x8 mode. 1 x PCI Express x16 slot, running at x4 (PCIEX4) (All of the PCI Express slots conform to PCI Express 3.0 standard.)
Storage Devices
SATA
8 x SATA 6.0Gb/s
SATA RAID
0/1/5/10
M.2
1 x U.2
Onboard Audio
Audio Chipset
Realtek ALC1220-VB codec * The back panel line out jack supports DSD audio.
Audio Channels
2/4/5.1/7.1-channel Support for S/PDIF Out
Communication
LAN Chipset
2 x Intel GbE LAN chips
Max LAN Speed
2 x 1Gbps
Ports and Connectors
Back I/O Ports
1 x PS/2 keyboard/mouse port 4 x USB 2.0/1.1 ports 2 x USB 3.1 Gen 1 ports 2 x RJ-45 ports 1 x optical S/PDIF Out connector 5 x audio jacks
Onboard USB
1 x USB 3.1 Gen 1 header 1 x USB 3.1 Gen 1 port 1 x USB 2.0/1.1 header
Other Connectors
2 x OC_PEG power connectors 1 x CPU fan header 1 x water cooling CPU fan header 4 x system fan headers 2 x system fan/water cooling pump headers 2 x addressable LED strip headers 2 x addressable LED strip power select jumpers 2 x RGB LED strip headers 2 x SATA power headers 2 x SATA detection headers 1 x power information detection header 1 x front panel header 1 x front panel audio header 1 x S/PDIF Out header 1 x Trusted Platform Module (TPM) header (2x6-pin, for the GC-TPM2.0_S module only) 1 x Intel VROC Upgrade Key header 1 x serial port header 1 x Clear CMOS jumper 1 x reset button 1 x power button 2 x temperature sensor headers 1 x BIOS switch 1 x buzzer
Features
BIOS Feature
2 x 256 Mbit flash Use of licensed AMI UEFI BIOS Support for DualBIOS PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Features
Multi-Graphics Technology: Support for NVIDIA Quad-GPU SLI and 4-Way/3-Way/2-Way NVIDIA SLI technologies Support for AMD Quad-GPU CrossFire and 4-Way/3-Way/2-Way AMD CrossFire technologies
I/O Controller: iTE I/O Controller Chip
H/W Monitoring: Voltage detection Temperature detection Fan speed detection Water cooling flow rate detection Overheating warning Fan fail warning Fan speed control * Whether the fan (pump) speed control function is supported will depend on the fan (pump) you install.
Unique Features: Support for @BIOS Support for Q-Flash Support for RGB Fusion Support for System Information Viewer
Dimensions
Form Factor
Extended ATX
Dimensions (W x L)
15.2" x 14.1"
Additional Information
First Listed on Newegg
June 06, 2026
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.