Product comparison · 2 servers

Lenovo ThinkServer RD550 server vs Lenovo ThinkServer TD350 server

92specifications compared
29differ
63identical
43known for one product only

Key differences

Processor model
- ThinkServer RD550 server:E5-2620V3
- ThinkServer TD350 server:E5-2609V3
Processor frequency
- ThinkServer RD550 server:2.4 GHz
- ThinkServer TD350 server:1.9 GHz
System bus rate
- ThinkServer RD550 server:8 GT/s
- ThinkServer TD350 server:6.4 GT/s
Memory bandwidth supported by processor (max)
- ThinkServer RD550 server:59 GB/s
- ThinkServer TD350 server:51 GB/s
Memory clock speeds supported by processor
- ThinkServer RD550 server:1600,1866 MHz
- ThinkServer TD350 server:1600,1866,2133 MHz
Processor threads
- ThinkServer RD550 server:12
- ThinkServer TD350 server:6
Stepping
- ThinkServer RD550 server:R2
- ThinkServer TD350 server:M1
Supported instruction sets
- ThinkServer RD550 server:AVX
- ThinkServer TD350 server:AVX 2.0

Side by side

Differences highlightedShow differences only

Comparison of RD550, TD350
135 specifications	A Lenovo ThinkServer RD550 server Model RD550 View product	B Lenovo ThinkServer TD350 server Model TD350 View product
Processor9 differ
Processor manufacturer	Intel	Intel
Processor family	Intel Xeon E5 v3	Intel Xeon E5 v3
Processor modelDiffers	E5-2620V3	E5-2609V3
Processor frequencyDiffers	2.4 GHz	1.9 GHz
Processor boost frequencyKnown for one	3.2 GHz	Unknown — not stated by the source
Processor cores	6	6
Processor cache	15 MB	15 MB
Motherboard chipsetKnown for one	Intel® C612	Unknown — not stated by the source
Memory channels supported by processor	Quad	Quad
Number of processors installed	1	1
Thermal Design Power (TDP)	85 W	85 W
Processor cache type	Smart Cache	Smart Cache
System bus rateDiffers	8 GT/s	6.4 GT/s
Bus type	QPI	QPI
ECC supported by processor	Yes	Yes
Embedded options available	Yes	Yes
Execute Disable Bit	Yes	Yes
FSB ParityKnown for one	No	Unknown — not stated by the source
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 processorsKnown for one	2	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Differs	59 GB/s	51 GB/s
Memory clock speeds supported by processorDiffers	1600,1866 MHz	1600,1866,2133 MHz
Memory types supported by processor	DDR4-SDRAM	DDR4-SDRAM
Number of QPI links	2	2
PCI Express configurationsKnown for one	x4, x8, x16	Unknown — not stated by the source
Physical Address Extension (PAE)	Yes	Yes
Processor codeKnown for one	SR207	Unknown — not stated by the source
Processor codename	Haswell	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 series	Intel Xeon E5-2600 v3	Intel Xeon E5-2600 v3
Processor socket	LGA 2011-v3	LGA 2011-v3
Processor threadsDiffers	12	6
Scalability	2S	2S
SteppingDiffers	R2	M1
Supported instruction setsDiffers	AVX	AVX 2.0
TcaseDiffers	72.6 °C	70.9 °C
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Memory1 differ
Internal memory	8 GB	8 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
ECC	Yes	Yes
Memory clock speed	2133 MHz	2133 MHz
Memory layout (slots x size)	1 x 8 GB	1 x 8 GB
Memory slotsDiffers	24	16
Maximum internal memoryKnown for one	768 GB	Unknown — not stated by the source
Storage5 differ
Maximum storage capacityKnown for one	14.4 TB	Unknown — not stated by the source
Total storage capacity	0 GB	0 GB
Number of HDDs installed	0	0
HDD interfaceDiffers	Serial ATA, Serial Attached SCSI (SAS)	Serial ATA III
HDD sizeDiffers	2.5"	3.5"
Number of HDDs supportedDiffers	12	5
RAID support	Yes	Yes
RAID levelsDiffers	0, 1, 5, 6, 10, 50, 60	0, 1, 5, 10
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD±RW
Graphics1 differ
On-board graphics cardDiffers	Yes	No
On-board graphics card modelKnown for one	Not available	Unknown — not stated by the source
Maximum graphics card memory	16 MB	16 MB
Networkidentical
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Ethernet LAN	Yes	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces4 differ
Ethernet LAN (RJ-45) portsDiffers	5	2
USB 2.0 ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	4
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Serial ports quantity	1	1
VGA (D-Sub) ports quantityDiffers	0	1
Expansion slotsidentical
PCI Express x8 (Gen 3.x) slotsKnown for one	2	Unknown — not stated by the source
PCI Express x16 (Gen 3.x) slotsKnown for one	1	Unknown — not stated by the source
PCI Express slots version	3.0	3.0
Design1 differ
Chassis typeDiffers	Rack (1U)	Tower (4U)
Redundant fans supportKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Noise levelKnown for one	6.5 dB	Unknown — not stated by the source
BIOS typeKnown for one	Unknown — not stated by the source	UEFI
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Trusted Platform Module (TPM) versionKnown for one	Unknown — not stated by the source	1.2
Software1 differ
Compatible operating systemsDiffers	- 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	Microsoft Windows Server 2012 R2/2012/2008 R2. Windows Small BusinessServer 2011. Red Hat Enterprise Linux 6.5/6.6/7. SUSE Linux Enterprise Server 11. VMware vSphere (ESXi) 5.1 P5/5.5 U2/6.0
Operating system installedKnown for one	Unknown — not stated by the source	No
Processor special features3 differ
CPU configuration (max)	2	2
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based Switching	Yes	Yes
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	0.00	0.00
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
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)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)	No	No
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Secure Key	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Processor ARK IDDiffers	83352	81897
Power1 differ
Redundant power supply (RPS) support	Yes	Yes
Power supplyDiffers	750 W	550 W
Number of main power suppliesKnown for one	1	Unknown — not stated by the source
Number of redundant power supplies supportedKnown for one	Unknown — not stated by the source	2
Number of redundant power supplies installedKnown for one	Unknown — not stated by the source	1
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 45 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-10 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	8 - 90%	Unknown — not stated by the source
Operating altitudeKnown for one	0 - 3048 m	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	482 mm	251 mm
DepthDiffers	780 mm	656 mm
HeightDiffers	43 mm	459 mm
WeightKnown for one	13.5 kg	Unknown — not stated by the source
Other featuresidentical
Graphics card	AST2400	AST2400
Graphics card family	Aspeed	Aspeed
Intel® Virtualization Technology (Intel® VT)Known for one	VT-d, VT-x	Unknown — not stated by the source
Security featuresKnown for one	Power-on and administrator password	Unknown — not stated by the source

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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