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IBM Power 520 Express

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Standard configurations
Processor cores One, two or four1 64-bit 4.2 GHz POWER6 with AltiVec™ SIMD and Hardware Decimal Floating-Point acceleration
Level 2 (L2) cache 4 MB per processor core (8 MB on 1-core systems)
Level 3 (L3) cache N/A
RAM (memory) 1 GB to 64 GB of DDR2 SDRAM1
Internal disk bays Six 3.5" SAS (73.4 GB, 146.8 GB, 300 GB 15K rpm)
Internal SAS disk storage Up to 1.8 TB; up to 30.6 TB with eight optional 7311-D20 I/O drawers
Media bays One slimline and one half-high
Adapter slots Two PCI-X (266 MHz (DDR)), Three PCI Express 8x

Standard I/O adapters
Integrated Virtual Ethernet Two Ethernet 10/100/1000 Mbps ports, or
Four Ethernet 10/100/1000 Mbps ports, (option), or
Two 10 Gigabit Ethernet ports (option)
Integrated disk 3G SAS controller (internal; RAID optional)
Other ports Three USB, two HMC, two system ports

Expansion features (optional)
High-performance PCI adapters 4 Gigabit Fibre Channel, 10 Gigabit Ethernet
I/O expansion Up to eight I/O drawers (combination of 7311-D20 and/or 7314-G30)1
GX adapters RIO-2, 12x GX
GX slots Two (first shares space with and replaces a PCI Express 8x slot)

PowerVM technologies
POWER Hypervisor™ LPAR, Dynamic LPAR, Virtual LAN (Memory to memory inter-partition communication)
PowerVM Express Edition (optional) Up to three partitions on the server; PowerVM Lx86; virtualized disk and optical devices (VIOS); Shared Processor Pool; and Integrated Virtualization Manager (IVM)
PowerVM Standard Edition (optional) PowerVM Express Edition plus Micro-Partitioning™ with up to 10 micro-partitions per processor; Multiple Shared Processor Pools; Virtual I/O Server with IVM; Shared Dedicated Capacity
PowerVM Enterprise Edition2 (optional) PowerVM Standard Edition plus Live Partition Mobility

RAS features IBM Chipkill™ ECC, bit-steering memory and cache
Processor Instruction Retry
Alternate Processor Recovery
Service processor with fault monitoring
Hot-plug disk bays
Hot-plug PCI slots
Hot-plug and redundant power supplies and cooling fans
Dynamic Processor Deallocation
Extended error handling on PCI-X slots

Operating systems AIX V5.3 or later
IBM i 5.4 or later
SUSE Linux Enterprise Server 10 for POWER™ (SLES10 SP1) or later; Red Hat Enterprise Linux 4.5 for POWER (RHEL4.5) or later; RHEL5.1 or later

High availability IBM PowerHA™ family

Power requirements 100v to 127v or 200v to 240v AC

System dimensions Deskside: 21.3"H x 7.2-12.9"W x 24.7"D (540 mm x 182-328 mm x 628 mm); weight: 90 lb (40.8 kg)3
Rack drawer: 6.8"H (4U) x 17.3"W x 21.2"D (173 mm x 440 mm x 538 mm); weight: 70 lb (31.7 kg)3
7311-D20 I/O drawer: 7.0"H (4U) x 19.0"W x 24.0"D (178 mm x 482 mm x 610 mm); weight: 101.0 lb (45.9 kg)3
7314-G30 I/O drawer: 7.0"H (4U) x 17.5"W x 24.0"D (178 mm x 445 mm x 610 mm); weight: 44.0 lb (20.0 kg)3

Warranty 9 hours per day, Monday through Friday (excluding holidays), next-business-day for one year (limited) at no additional cost; on-site for selected components; CRU (customer replaceable unit) for all other units (varies by country). Warranty service upgrades and maintenance are available

1 Available configuration options are dependent on the number of processor cores and other factors. For example, 1-core systems may have a maximum memory size of 16 GB and do not support I/O drawers; 2-core systems may have a maximum of 32 GB of memory and support four I/O drawers. The IBM i operating system is supported on 1- and 2-core configurations only. Contact IBM or your IBM Business Partner for specific configuration restrictions.
2 Not supported on IBM i 5.4, 6.1.
3 Weight will vary when disks, adapters and peripherals are installed.

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