Chassis weight
Table 6. Chassis weight of the XC6420 Series sleds
System
24 x 2.5-inch hard drive systems
No backplane systems
Processor specifications
The XC6420 Series sled supports up to two Intel Xeon Scalable E5-2600 product family processors in each of the four independent sleds.
Each processor supports up to 28 cores.
System battery
The XC6420 Series sled uses a CR 2032 3V replaceable lithium coin cell battery.
Expansion bus specifications
The XC6420 Series sled supports four Generation 3 capable PCIe slots. Two slots are populated with the base configuration.
Table 7. Expansion bus specifications
PCIe Slots
x8 Mezzanine PCIe riser
x8 + x8 OCP Mezzanine riser
x16 PCIe main riser
x16 buried PCIe riser
Memory specifications
The XC6420 Series sled supports DDR4 registered DIMMs (RDIMMs) and Load Reduced DIMMS (LRDIMMs) including 3D XPoint.
Table 8. Memory specifications
Memory module
Architecture
sockets
Sixteen 288-pin
2666 MT/s DDR4 RDIMMs
and LRDIMMS with support
for advanced ECC or memory
optimized operation
14
Technical specifications
Maximum weight (with all the sleds and drives)
41.46 Kg (91.40 lb)
34.56 Kg (76.19 lb)
Description
Slot 1: x8 PCIe Gen3 from CPU 1
Slot 2: x8 PCIe Gen3 from CPU 1
Slot 3: x8 PCIe Gen3 from CPU 1
Slot 4: x16 PCIe Gen3 CPU 1
Slot 5: x16 PCIe Gen3 from CPU 2
Memory capacity and
ranking
•
Single rank - 8 GB
•
Dual rank - 16 GB
•
Dual rank - 64 GB
Form factor
Custom form factor
Standard Open Compute Project (OCP)
form factor
Standard Low Profile PCIe form factor
Custom form factor
NOTE:
M.2 SATA riser is supported
on the buried riser.
Minimum RAM
•
8 GB with a single
processor
•
16 GB with dual
processor
Maximum RAM
•
512 GB with a single
processor
•
1024 GB with dual
processor