IBM HS20 specifications 3FX/3FY

Workhorse 2-socket single- or dual-core Intel Xeon blade server

BladeCenter HS20 Specifications

NEBS/ETSI Compliance	Select blades are NEBS3/ETSI-compliant. (Contact IBM sales for details.)
Internal L2 cache	1MB (4TX/4TY, JxX/JxY, LxX/LxY)				2MB (all other models)
Chipset			Intel E7520
	512MB (2 x		1GB (2 x 512MB) /		2GB (2 x 1GB) /
Standard / maximum memory5	256MB) / 16GB				16GB (x2X/x2Y,	4GB (2 x 2GB) /
			16GB (x5X/x5Y,
	(x1X/x1Y,		xTX/xTY)		2FX/2FY,	16GB (x9X/x9Y)
	x7X/x7Y)				3FX/3FY)
Standard memory type			PC2-3200 (400MHz) DDR II ECC
Memory interleaving			Yes (using 2 or 4 DIMMs)
DIMM capacities supported			256MB, 512MB, 1GB, 2GB, 4GB
Chipkill protection supported			Yes (using 1GB or larger DIMMs)
# of DIMM sockets total / available		4 / 2
# of 2.5-inch drive bays total / available	2 / 2 Ultra320 SCSI (27X/27Y, E2X/E2Y)				2 / 1 SAS (all other models)
# of 3.5-inch drive bays total / available	2 / 2 (all other models, using optional				None (2FX/2FY, 3FX/3FY)
	SCSI Storage Expansion Unit)
	146.8GB (2 x 73.4GB) fixed Ultra320			146.8GB (2 x 73.4GB) fixed SAS (using
	SCSI (using SFF card or no expansion
					SFF card or no expansion card);
Maximum internal 2.5" HDD capacity		card);
					73.4GB (1 x 73.4GB) fixed SAS (using
	73.4GB (1 x 73.4GB) fixed Ultra320
					legacy expansion card) — 2FX/2FY,
	SCSI (using legacy expansion card) — all
					3FX/3FY
	other models
Maximum 3.5" HDD capacity	600GB (2 x 300GB) hot-swap Ultra320				None (2FX/2FY, 3FX/3FY)
	SCSI (all other models)
2.5-inch HDD capacities supported			36.4, 73.4GB — 10K RPMs
3.5-inch HDD capacities supported	73.4, 146.8, 300GB — 10K RPMs				N/A
# of HDDs standard	1 x 36.4GB (27X/27Y, E2X/E2Y)				None (all other models)
# of optical drives standard			None (one standard in chassis)
# of diskette drives standard	None (one standard in BladeCenter/BladeCenter H chassis)
Internal tape drives supported			None (SAN-attached)
Disk drive technology	Ultra320 SCSI (all other models)				SAS (2FX/2FY, 3FX/3FY)
Integrated disk controller	Single-channel LSI Logic 53C1020				Single-channel LSI Logic 53C1066
	(all other models)				(2FX/2FY, 3FX/3FY)
# of disk drives supported per channel			4 (four drive limit, due to available bays)
External disk drive support			NAS/SAN-attach
# of adapter slots total / available	1 BladeCenter-unique SPF PCI-X slot on the blade;
	2 additional PCI-X slots available with the optional PCI Expansion Unit II
# of 64-bit / PCI-E slots			None
# of 64-bit / PCI-X slots			None (2 via optional PCI Expansion Unit II)
# of 32-bit / PCI slots			None
# of video ports			None (chassis-attached)

5Maximum memory and disk capacity may require the replacement of standard components with the largest supported component available.

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