Product comparison · 2 servers

Lenovo ThinkServer RD220 server vs Lenovo ThinkServer TD100 server

73specifications compared
39differ
34identical
32known for one product only

Key differences

Processor model
- ThinkServer RD220 server:E5540
- ThinkServer TD100 server:E5420
Processor frequency
- ThinkServer RD220 server:2.53 GHz
- ThinkServer TD100 server:2.5 GHz
Processor cache
- ThinkServer RD220 server:8 MB
- ThinkServer TD100 server:12 MB
Processor cache type
- ThinkServer RD220 server:Smart Cache
- ThinkServer TD100 server:L2
Bus type
- ThinkServer RD220 server:QPI
- ThinkServer TD100 server:FSB
CPU multiplier (bus/core ratio)
- ThinkServer RD220 server:19
- ThinkServer TD100 server:7.5
ECC supported by processor
- ThinkServer RD220 server:Yes
- ThinkServer TD100 server:No
Embedded options available
- ThinkServer RD220 server:Yes
- ThinkServer TD100 server:No

Side by side

Differences highlightedShow differences only

Comparison of RD220, TD100
105 specifications	A Lenovo ThinkServer RD220 server Model RD220 View product	B Lenovo ThinkServer TD100 server Model TD100 View product
Processor20 differ
Processor modelDiffers	E5540	E5420
Processor frequencyDiffers	2.53 GHz	2.5 GHz
Processor boost frequencyKnown for one	2.8 GHz	Unknown — not stated by the source
Processor cacheDiffers	8 MB	12 MB
Memory channels supported by processorKnown for one	Triple	Unknown — not stated by the source
Processor cache typeDiffers	Smart Cache	L2
System bus rateKnown for one	5.86 GT/s	Unknown — not stated by the source
Bus typeDiffers	QPI	FSB
CPU multiplier (bus/core ratio)Differs	19	7.5
ECC supported by processorDiffers	Yes	No
Embedded options availableDiffers	Yes	No
FSB ParityDiffers	No	Yes
Maximum internal memory supported by processorKnown for one	144 GB	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	25.6 GB/s	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	800,1066 MHz	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Number of Processing Die TransistorsDiffers	731 M	820 M
Number of QPI linksKnown for one	2	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processing Die sizeDiffers	263 mm²	214 mm²
Processor codeDiffers	SLBF6	SLANV
Processor codenameDiffers	Nehalem EP	Harpertown
Processor package sizeDiffers	42.5 x 45 mm	37.5 x 37.5 mm
Processor seriesDiffers	Intel Xeon 5500 Series	Intel Xeon 5400 Series
Processor socketDiffers	Socket B (LGA 1366)	LGA 771 (Socket J)
Processor threadsDiffers	8	4
SteppingDiffers	D0	C0
TcaseDiffers	76 °C	67 °C
Thermal Monitoring TechnologiesDiffers	No	Yes
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® 5000P
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	2
Processor front side busKnown for one	Unknown — not stated by the source	1333 MHz
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR2-SDRAM
ECCKnown for one	Unknown — not stated by the source	Yes
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 1 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	32 GB
Storage1 differ
Total storage capacityDiffers	0 GB	250 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	250 GB
HDD interfaceKnown for one	Unknown — not stated by the source	Serial ATA
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
RAID levelsKnown for one	Unknown — not stated by the source	1, 5, 6, 10, 1E
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-ROM
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	5	6
PS/2 ports quantityDiffers	0	2
Serial ports quantityDiffers	0	2
VGA (D-Sub) ports quantityDiffers	2	0
Parallel ports quantityKnown for one	Unknown — not stated by the source	1
Expansion slotsidentical
PCI Express x8 slotsKnown for one	4	Unknown — not stated by the source
Design1 differ
Chassis typeDiffers	Rack (2U)	Tower
Software1 differ
Compatible operating systemsDiffers	- Windows Server 2008 with Hyper-V Standard and Enterprise - Novell SUSE Linux Enterprise Server (SLES) 10 with Xen Hypervisor - VMWare ESX and ESXi 3.5 - Red Hat Enterprise Linux 5.x	Windows Server 2003, Windows Server 2003 x64, Windows Server 2008, Windows Server 2008 x64, Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 5 x64, SUSE LINUX Enterprise Server10, SUSE LINUX Enterprise Server 10 x64
Processor special features5 differ
CPU configuration (max)Known for one	2	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	1.0	No
Processor ARK IDDiffers	37104	33927
Power1 differ
Redundant power supply (RPS) supportDiffers	No	Yes
Power supplyKnown for one	675 W	Unknown — not stated by the source
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Power consumption (typical)Known for one	Unknown — not stated by the source	835 W
Operational conditionsidentical
Storage temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	482 mm	218 mm
DepthDiffers	730 mm	747 mm
HeightDiffers	85.4 mm	440 mm
WeightDiffers	29.5 g	16.3 kg
Other featuresidentical
DVDKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet

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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