Product comparison · 2 servers

Dell PowerEdge R740 server vs Lenovo ThinkSystem SN550

39specifications compared
27differ
12identical
66known for one product only

Key differences

Processor family
- PowerEdge R740 server:Intel Xeon Silver
- ThinkSystem SN550:Intel® Xeon® 5000 Sequence
Processor model
- PowerEdge R740 server:4116
- ThinkSystem SN550:5120
Processor frequency
- PowerEdge R740 server:2.1 GHz
- ThinkSystem SN550:1.86 GHz
Processor cores
- PowerEdge R740 server:12
- ThinkSystem SN550:2
Processor cache
- PowerEdge R740 server:16.5 MB
- ThinkSystem SN550:4 MB
Number of processors installed
- PowerEdge R740 server:2
- ThinkSystem SN550:1
Thermal Design Power (TDP)
- PowerEdge R740 server:85 W
- ThinkSystem SN550:65 W
Processor cache type
- PowerEdge R740 server:L3
- ThinkSystem SN550:L2

Side by side

Differences highlightedShow differences only

Comparison of R740, ThinkSystem SN550
105 specifications	A Dell PowerEdge R740 server Model R740 View product	B Lenovo ThinkSystem SN550 View product
Processor14 differ
Processor familyDiffers	Intel Xeon Silver	Intel® Xeon® 5000 Sequence
Processor generationKnown for one	1st Generation Intel® Xeon® Scalable	Unknown — not stated by the source
Processor modelDiffers	4116	5120
Processor frequencyDiffers	2.1 GHz	1.86 GHz
Processor boost frequencyKnown for one	3 GHz	Unknown — not stated by the source
Processor coresDiffers	12	2
Processor cacheDiffers	16.5 MB	4 MB
Memory channels supported by processorKnown for one	Hexa	Unknown — not stated by the source
Number of processors installedDiffers	2	1
Thermal Design Power (TDP)Differs	85 W	65 W
Processor cache typeDiffers	L3	L2
Compatible processor seriesKnown for one	Intel® Xeon®	Unknown — not stated by the source
ECC supported by processorKnown for one	Yes	Unknown — not stated by the source
Embedded options availableDiffers	Yes	No
Maximum internal memory supported by processorKnown for one	768 GB	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	48	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	2400 MHz	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR4-SDRAM	Unknown — not stated by the source
Processor codeKnown for one	SR3HQ	Unknown — not stated by the source
Processor codenameKnown for one	Skylake	Unknown — not stated by the source
Processor lithographyDiffers	14 nm	65 nm
Processor package sizeDiffers	76.0 x 56.5 mm	37.5 x 37.5 mm
Processor socketDiffers	LGA 3647 (Socket P)	LGA 771 (Socket J)
Processor threadsDiffers	24	2
ScalabilityKnown for one	2S	Unknown — not stated by the source
SteppingKnown for one	M0	Unknown — not stated by the source
Supported instruction setsKnown for one	AVX, AVX 2.0, AVX-512, SSE4.2	Unknown — not stated by the source
TcaseDiffers	76 °C	65 °C
Conflict-Free processorKnown for one	Yes	Unknown — not stated by the source
Bus typeKnown for one	Unknown — not stated by the source	FSB
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	7
FSB ParityKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	291 M
Processing Die sizeKnown for one	Unknown — not stated by the source	143 mm²
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Memory1 differ
Memory clock speedDiffers	2667 MHz	2666 MHz
Memory layout (slots x size)Known for one	1 x 16 GB	Unknown — not stated by the source
Maximum internal memoryKnown for one	3 TB	Unknown — not stated by the source
Storage1 differ
Maximum storage capacityKnown for one	80 TB	Unknown — not stated by the source
Total storage capacityKnown for one	300 GB	Unknown — not stated by the source
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	300 GB	Unknown — not stated by the source
HDD interfaceKnown for one	Serial Attached SCSI (SAS)	Unknown — not stated by the source
HDD speedKnown for one	10000 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Number of HDDs supportedKnown for one	8	Unknown — not stated by the source
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
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Optical drive typeDiffers	DVD±RW	No
Supported storage drive interfacesKnown for one	Serial ATA, Serial Attached SCSI	Unknown — not stated by the source
Networkidentical
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ethernet interface typeKnown for one	Gigabit Ethernet	Unknown — not stated by the source
LAN controllerKnown for one	Broadcom 5720	Unknown — not stated by the source
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsKnown for one	4	Unknown — not stated by the source
USB 2.0 ports quantityDiffers	2	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	2	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantityDiffers	2	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one	Unknown — not stated by the source	1
Expansion slotsidentical
PCI Express x8 (Gen 3.x) slotsKnown for one	4	Unknown — not stated by the source
PCI Express slots versionKnown for one	3.0	Unknown — not stated by the source
Designidentical
Chassis typeKnown for one	Rack (2U)	Unknown — not stated by the source
Rack mountingKnown for one	Yes	Unknown — not stated by the source
Rack railsKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Remote administrationKnown for one	iDRAC9 Enterprise	Unknown — not stated by the source
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM) versionKnown for one	1.2	Unknown — not stated by the source
Softwareidentical
Compatible operating systemsKnown for one	Canonical Ubuntu LTS Citrix XenServer Microsoft Windows Server with Hyper-V Red Hat Enterprise Linux SUSE Linux Enterprise Server VMware ESXi	Unknown — not stated by the source
Processor special features5 differ
Intel TSX-NIKnown for one	Yes	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	1.00	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	120481	27215
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Power supplyKnown for one	495 W	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	482 mm	215 mm
DepthDiffers	715.5 mm	493 mm
HeightDiffers	76.8 mm	51 mm
WeightDiffers	26.3 kg	7.1 kg
Other featuresidentical
Conflict-FreeKnown for one	Yes	Unknown — not stated by the source
Dell E-Value CodeKnown for one	PER7403	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 90%

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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