System x3850 X5 and x3950 X5

Form factor/height Rack/4U per chassis
Processor (max) Intel Xeon up to 2.4 GHz (10-core)/1066 MHz memory access
Number of processors (std/max) 2/4 per node (optional 2-node support)
Cache (max) Up to 30 MB
Memory (std/max) 32 GB/2.0 TB max PC3-10600 DDR3L, up to 3.0 TB with MAX5
Expansion slots 7 total PCIe half-length
Disk bays (total/hot-swap) 8/8 2.5" Serial Attached SCSI (SAS) or 16/16 SAS SSD
Maximum internal storage 4.8 TB per chassis (supports 8 × 73.4 GB, 146.8 GB, 300 GB, 500 GB and 600 GB SAS hard disk drives, 8 × 160 GB and 500 GB SATA hard disk drives, or 16 × 50 GB and 200 GB solid state drives)
Network interface 10 Gbps Fibre Channel over Ethernet Dual Channel Converged Network Adapter, integrated dual Gigabit Ethernet with TCP-IP off-load engine, 10 Gbps Ethernet
Power supply (std/max) 1975 W 220 V 2/2
Hot-swap components Power supplies, fans, hard disk drives and solid-state-drives
RAID support Integrated RAID-0, -1; optional RAID-5, -6
Systems management Alert on LAN 2, Automatic Server Restart, IBM Systems Director, ServerGuide, Integrated Management Module (IMM), light path diagnostics (independently powered), Predictive Failure Analysis on hard disk drives, processors, VRMs, fans and memory, Wake on LAN, Dynamic System Analysis, QPI Faildown
Operating systems supported Microsoft Windows Server 2008 (Standard, Enterprise and Data Center Editions 64-bit), 64-bit Red Hat Enterprise Linux, 64-bit SUSE Enterprise Linux, (Server and Advanced Server), VMware vSphere Hypervisor
Limited warranty 3-year customer replaceable unit and onsite limited warranty

Contact Lenovo

Lenovo acquires IBM x86 systems

These IBM x86 products are now products of Lenovo in the U.S. and other countries. IBM will host x86-related content on until migrated to Lenovo. During the transition, please interpret references to IBM in relation to transitioned products as Lenovo.


Browse System x

System x3850 X5

This versatile 4-socket scalable system facilitates maximum utilization, reliability and performance for compute- and memory-intensive workloads.

Related links

Download plug-in