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A+ Server AS -2123BT-Hxxx User's Manual
Appendix C
System Specifications
Processors (per node)
Dual AMD EPYC 7000 series in a SP3 socket
Chipset
System on Chip
BIOS
128Mb SPI AMI BIOS
Memory (per node)
Up to 2 TB of ECC DDR4 2666 MHz speed, RDIMM/LRDIMM/3DS/NVDIMM memory in Sixteen (16) slots
Up to 128GB size at 1.2V
SAS Controller
HNC0R: SAS3 (12Gbps) via Broadcom 3008; IT mode
Drive Bays
Twenty-four hot-swap 2.5" drives total; each node controls:
HTR: Six SATA drives
HNR: Six NVMe drives
HNC0R: Four NVMe/SAS drives and two SAS drives
PCI Expansion Slots (per node)
Two PCIe 3.0 (x16) low-profile slots
One M.2 storage slot
Input/Output (per node)
Network: Must bundle with at least one SIOM network card
(support Ethernet/IB/OPA with speeds from 1G to 100G)
IPMI: Dedicated LAN port
USB: Two USB 3.0 ports (rear)
Video : One VGA port, ASPEED AST2500 BMC
DOM: One SuperDOM (Disk on Module) port
Motherboard (per node)
H11DST-B; proprietary form factor (7.4 x 18.9 in. / 188 x 479 mm.)
Chassis
S-R2K22BP2; four hot-swap computing nodes
For HNR modle, S-R2K60BP
2U Rackmount, 17.2 x 3.5 x 28.8 in. / 438 x 88 x 760 mm. (W x H x D)
Weight
Gross Weight: 85 lbs (38.6kg)
Net Weight: 54.5 lbs (24.7 kg)
System Cooling
Four 8-cm 16.5 K rpm PWM fans
Two CPU heatsinks