IBM Power System S821LC
Processor
Up to two 8-core 2.32 GHz POWER8 processor cards or
Up to two 10-core 2.09 GHz POWER8 processor cards
System memory (Std/Max)
Up to 512 GB DDR4 memory
Internal storage (Std/Max)
Up to 32 TB HDD storage
 
Specification:
Processor and memory
Microprocessors
Two 8-core 2.32 GHz POWER8 processor cards or two 10-core 2.09 GHz POWER8 processor cards
Level 2 (L2) cache
512 KB L2 cache per core
Level 3 (L3) cache
8 MB L3 cache per core
Level 4 (L4) cache
Up to 32 MB per socket
RAM (memory)
4 GB, 8 GB, 16 GB, 32 GB DDR4 DIMMs; 64 GB to 512 GB per system
Processor-to-memory bandwidth
48 GB/s per socket, 96 GB/s per system (for 2S config) (Max sustained memory bandwidth to L4 cache from SCM)
85 GB/sec per socket, 170 GB/sec per system (Max peak memory bandwidth to DIMMs from L4 cache)
I/O and storage
Adapter slots
Two PCIe x16 Gen3 FHFL, CAPI Enabled
One PCIe x16 Gen3 HHHL, CAPI Enabled
One PCIe x8 Gen3 HHHL
Up to one NVIDIA GPU
I/O bandwidth
64 GBPs (Simplex)
Standard I/O
4 Port 10 G BaseT Ethernet
2x USB 3.0
1x COM and 1x VGA
System management IPMI dedicated 1 GE
Internal storage capacity
Four HDD/SSD/NVMe
Internal storage options
1,2,4,6,8 TB SATA,
2,4,6,8 TB SAS,
160 GB – 3.2TB SATA NVMe
Other
Operating systems*
Linux on POWER
RHEL 7.2
Ubuntu 16.04
Racks
Industry standard
Power Input
200-240 VAC
System dimensions
Width: 441.5 mm (17.4 in.)
Depth: 822 mm (32.4 in.)
Height: 43 mm (1.7 in.)