Product comparison · 2 servers

Lenovo BladeCenter HS23 server vs Lenovo ThinkServer RD550 server

102specifications compared
34differ
68identical
34known for one product only

Key differences

Processor family
- BladeCenter HS23 server:Intel® Xeon® E5 V2 Family
- ThinkServer RD550 server:Intel Xeon E5 v3
Processor model
- BladeCenter HS23 server:E5-2620V2
- ThinkServer RD550 server:E5-2620V3
Processor frequency
- BladeCenter HS23 server:2.1 GHz
- ThinkServer RD550 server:2.4 GHz
Processor boost frequency
- BladeCenter HS23 server:2.6 GHz
- ThinkServer RD550 server:3.2 GHz
Motherboard chipset
- BladeCenter HS23 server:Intel C600
- ThinkServer RD550 server:Intel® C612
Thermal Design Power (TDP)
- BladeCenter HS23 server:80 W
- ThinkServer RD550 server:85 W
System bus rate
- BladeCenter HS23 server:7.2 GT/s
- ThinkServer RD550 server:8 GT/s
Embedded options available
- BladeCenter HS23 server:No
- ThinkServer RD550 server:Yes

Side by side

Differences highlightedShow differences only

Comparison of HS23, RD550
136 specifications	A Lenovo BladeCenter HS23 server Model HS23 View product	B Lenovo ThinkServer RD550 server Model RD550 View product
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Xeon® E5 V2 Family	Intel Xeon E5 v3
Processor modelDiffers	E5-2620V2	E5-2620V3
Processor frequencyDiffers	2.1 GHz	2.4 GHz
Processor boost frequencyDiffers	2.6 GHz	3.2 GHz
Processor cores	6	6
Processor cache	15 MB	15 MB
Motherboard chipsetDiffers	Intel C600	Intel® C612
Memory channels supported by processor	Quad	Quad
Number of processors installed	1	1
Thermal Design Power (TDP)Differs	80 W	85 W
Processor cache type	Smart Cache	Smart Cache
System bus rateDiffers	7.2 GT/s	8 GT/s
Bus type	QPI	QPI
ECC supported by processor	Yes	Yes
Embedded options availableDiffers	No	Yes
Execute Disable Bit	Yes	Yes
FSB Parity	No	No
Idle States	Yes	Yes
Maximum internal memory supported by processor	768 GB	768 GB
Maximum number of PCI Express lanes	40	40
Maximum number of SMP processors	2	2
Memory bandwidth supported by processor (max)Differs	51.2 GB/s	59 GB/s
Memory clock speeds supported by processorDiffers	800,1066,1333,1600 MHz	1600,1866 MHz
Memory types supported by processorDiffers	DDR3-SDRAM	DDR4-SDRAM
Number of QPI links	2	2
PCI Express configurations	x4, x8, x16	x4, x8, x16
Physical Address Extension (PAE)Differs	46 bit	Yes
Processor codeKnown for one	Unknown — not stated by the source	SR207
Processor codenameDiffers	Ivy Bridge EP	Haswell
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor package size	52.5 x 45 mm	52.5 x 45 mm
Processor seriesDiffers	Intel Xeon E5-2600 v2	Intel Xeon E5-2600 v3
Processor socketDiffers	LGA 2011 (Socket R)	LGA 2011-v3
Processor threads	12	12
Scalability	2S	2S
SteppingKnown for one	Unknown — not stated by the source	R2
Supported instruction sets	AVX	AVX
TcaseDiffers	71 °C	72.6 °C
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Compatible processor seriesKnown for one	Intel® Xeon®	Unknown — not stated by the source
Memory4 differ
Internal memory	8 GB	8 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR4-SDRAM
ECCKnown for one	Unknown — not stated by the source	Yes
Memory clock speedDiffers	1600 MHz	2133 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 8 GB
Memory slotsDiffers	16	24
Maximum internal memoryDiffers	512 GB	768 GB
Storage3 differ
Maximum storage capacityDiffers	2 TB	14.4 TB
Total storage capacity	0 GB	0 GB
Number of HDDs installed	0	0
HDD interfaceKnown for one	Unknown — not stated by the source	Serial ATA, Serial Attached SCSI (SAS)
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Number of HDDs supportedDiffers	2	12
RAID support	Yes	Yes
RAID levelsDiffers	0, 1, 1+0, 1E	0, 1, 5, 6, 10, 50, 60
Hot-swapKnown for one	Unknown — not stated by the source	Yes
Optical drive typeKnown for one	Unknown — not stated by the source	No
Supported HDD sizesKnown for one	2.5"	Unknown — not stated by the source
Hot-Plug supportKnown for one	Yes	Unknown — not stated by the source
Supported storage drive interfacesKnown for one	SAS, Serial ATA	Unknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
On-board graphics card modelKnown for one	Unknown — not stated by the source	Not available
Maximum graphics card memory	16 MB	16 MB
Network1 differ
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Ethernet LAN	Yes	Yes
Ethernet interface typeDiffers	10 Gigabit Ethernet, Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsDiffers	2	5
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	2
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Serial ports quantityKnown for one	Unknown — not stated by the source	1
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	0
Expansion slotsidentical
PCI Express x8 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	2
PCI Express x16 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	1
PCI Express slots version	3.0	3.0
PCI Express x8 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
Designidentical
Chassis type	Rack (1U)	Rack (1U)
Redundant fans supportKnown for one	Unknown — not stated by the source	Yes
Performanceidentical
Noise levelKnown for one	Unknown — not stated by the source	6.5 dB
Software1 differ
Compatible operating systemsDiffers	Microsoft Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise, VMware	- Microsoft Windows Server 2012 R2, 2012, 2008 R2, Windows Small Business Server 2011 - Red Hat Enterprise Linux 6.5, SUSE Linux Enterprise Server 11 - VMware vSphere (ESXi) 5.5 U2
Operating system installedKnown for one	No	Unknown — not stated by the source
Processor special features1 differ
CPU configuration (max)	2	2
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	Yes	Yes
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	0.00	0.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	No	No
Intel® Secure Key	Yes	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	75789	83352
Poweridentical
Redundant power supply (RPS) supportKnown for one	Unknown — not stated by the source	Yes
Power supplyKnown for one	Unknown — not stated by the source	750 W
Number of main power supplies	1	1
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 45 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-10 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 90%
Operating altitudeKnown for one	Unknown — not stated by the source	0 - 3048 m
Weight & dimensions3 differ
WidthDiffers	27.9 mm	482 mm
DepthDiffers	447 mm	780 mm
HeightDiffers	246.4 mm	43 mm
WeightKnown for one	Unknown — not stated by the source	13.5 kg
Other features2 differ
Graphics cardDiffers	G200eR2	AST2400
Graphics card familyDiffers	Matrox	Aspeed
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Security featuresKnown for one	Unknown — not stated by the source	Power-on and administrator password

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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