Standard specifications
The following table lists the standard specifications.
Table 1. Standard specifications
Components Specification
Machine type 6241
Firmware
Lenovo-signed firmware
Form factor
4U rack.
Processor
Models with E7 v4 processors: One, two or four Intel Xeon E7-4800 v4 or E7-8800 v4 processors,
each in a Compute Book. Processor options have between 4 and 24 cores with core frequencies
up to 3.2 GHz. Three QPI links up to 9.6 GT/s each. Compute Books have TruDDR4 memory up to
1866 MHz, but cannot be mixed. Up to 60 MB L3 cache. Intel C602J chipset.
Models with E7 v3 processors: One, two or four Intel Xeon E7-4800 v3 or E7-8800 v3 processors,
each in a Compute Book. Processor options between 4 cores (3.2 GHz) and 18 cores (up to 2.5
GHz). Three QPI links up to 9.6 GT/s each. Compute Books have either DDR3 memory up to 1600
MHz or TruDDR4 memory up to 1866 MHz, but cannot be mixed. Up to 45 MB L3 cache. Intel
C602J chipset.
Memory
Up to 96 DIMM sockets (24 DIMMs per processor, installed in the Compute Book). RDIMMs and
LRDIMMs (Load Reduced DIMMs) are supported, but memory types cannot be intermixed.
Memory is either TruDDR4 memory (up to 1866 MHz) or DDR3 memory (up to 1600 MHz),
depending on the Compute Book selected. DDR3 memory and TruDDR4 memory cannot be
mixed in the same Compute Book. Compute Books with DDR3 memory and Compute Books with
TruDDR4 memory cannot be mixed in the same system.
Memory
maximums
Models with TruDDR4 Compute Books:
With RDIMMs: Up to 3 TB with 96x 32 GB RDIMMs and four processors
With LRDIMMs: Up to 6 TB with 96x 64 GB LRDIMMs and four processors
With 3DS RDIMMs: Up to 12 TB with 96x 128 GB RDIMMs and four processors
Models with DDR3 Compute Books:
With RDIMMs: Up to 1.5 TB with 96x 16 GB RDIMMs and four processors
With LRDIMMs: Up to 6 TB with 96x 64 GB LRDIMMs and four processors
Memory
protection
ECC, Chipkill, RBS, memory mirroring, and memory rank sparing.
Disk drive
bays
Up to 16 1.8" SSD bays, or up to 8 2.5" hot-swap SAS/SATA bays, or up to 4x 2.5” hot-swap PCIe
NVMe SSD drive bays.
Maximum
internal
storage
Up to 61.44 TB with 8x 7.68 TB 2.5-inch SAS SSDs or
Up to 16 TB with 8x 2 TB 2.5-inch NL SAS HDDs, or
Up to 16 TB with 4x 4 TB 2.5-inch PCIe NVMe SSDs.
RAID support 12 Gb SAS/SATA RAID 0, 1, or 10 with ServeRAID M5210; optional upgrades to RAID 5 and 50
are available (zero-cache; 1 GB non-backed cache; 1 GB or 2 GB flash-backed cache). Upgrades
to RAID 6 or 60 available for M5210 with 1 GB or 2 GB upgrades.
Optical and
tape bays
No internal bays. See
http://support.lenovo.com/en/documents/pd011281
for external DVD
options.
Network
interfaces
Mezzanine LOM (ML2) slot for dual-port 10 GbE cards with SFP+ or RJ-45 connectors or quad-
port GbE cards with RJ-45 connectors. See the Ethernet column in the
Standard models table
.
Dedicated 1 GbE port for systems management.
Lenovo System x3850 X6 (6241)
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