Product comparison · 2 servers

Dell PowerEdge R640 server vs Lenovo ThinkSystem SR850

64specifications compared
25differ
39identical
36known for one product only

Key differences

Processor family
- PowerEdge R640 server:Intel Xeon Silver
- ThinkSystem SR850:Intel® Xeon® Gold
Processor model
- PowerEdge R640 server:4116
- ThinkSystem SR850:5115
Processor frequency
- PowerEdge R640 server:2.1 GHz
- ThinkSystem SR850:2.4 GHz
Processor boost frequency
- PowerEdge R640 server:3 GHz
- ThinkSystem SR850:3.2 GHz
Processor cores
- PowerEdge R640 server:12
- ThinkSystem SR850:10
Processor cache
- PowerEdge R640 server:16.5 MB
- ThinkSystem SR850:13.75 MB
Number of processors installed
- PowerEdge R640 server:1
- ThinkSystem SR850:4
Embedded options available
- PowerEdge R640 server:Yes
- ThinkSystem SR850:No

Side by side

Differences highlightedShow differences only

Comparison of R640, ThinkSystem SR850
100 specifications	A Dell PowerEdge R640 server Model R640 View product	B Lenovo ThinkSystem SR850 View product
Processor13 differ
Processor familyDiffers	Intel Xeon Silver	Intel® Xeon® Gold
Processor modelDiffers	4116	5115
Processor frequencyDiffers	2.1 GHz	2.4 GHz
Processor boost frequencyDiffers	3 GHz	3.2 GHz
Processor coresDiffers	12	10
Processor cacheDiffers	16.5 MB	13.75 MB
Number of processors installedDiffers	1	4
Embedded options availableDiffers	Yes	No
Memory clock speeds supported by processorDiffers	2400 MHz	2666 MHz
Processor codeDiffers	SR3HQ	SR3GB
Processor threadsDiffers	24	20
ScalabilityDiffers	2S	4S
SteppingDiffers	M0	H0
Intelligent Platform Management Interface (IPMI) supportKnown for one	Yes	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	16 GB	128 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	4 x 32 GB
Memory slotsDiffers	24	48x DIMM
Maximum internal memoryDiffers	192 GB	6 TB
Storage3 differ
Total storage capacityDiffers	300 GB	0 GB
RAID levelsDiffers	0, 1, 5, 10	0, 1, 5, 6, 10, 50, 60
Supported RAID controllersKnown for one	Unknown — not stated by the source	930-8i
Hot-swapKnown for one	Unknown — not stated by the source	Yes
Optical drive typeDiffers	DVD±RW	No
Supported storage drive interfacesKnown for one	Unknown — not stated by the source	SAS, Serial ATA III, M.2
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 sizeKnown for one	2.5"	Unknown — not stated by the source
Hot-Plug supportKnown for one	Yes	Unknown — not stated by the source
Internal drive baysKnown for one	8	Unknown — not stated by the source
Graphicsidentical
On-board graphics card modelKnown for one	Unknown — not stated by the source	Matrox G200
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	3
Ethernet LAN (RJ-45) portsKnown for one	4	Unknown — not stated by the source
Expansion slots1 differ
PCI Express x8 (Gen 3.x) slotsDiffers	3	7
PCI Express x16 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	2
Design1 differ
Chassis typeDiffers	Rack (1U)	Rack (2U)
Redundant fans supportKnown for one	Unknown — not stated by the source	Yes
Performanceidentical
Performance managementKnown for one	Unknown — not stated by the source	XClarity Advanced
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
Remote administrationKnown for one	iDRAC9 Enterprise	Unknown — not stated by the source
Processor special features1 differ
Processor ARK IDDiffers	120481	120484
Intel Secure BootKnown for one	Yes	Unknown — not stated by the source
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	1100 W
Number of redundant power supplies installedKnown for one	Unknown — not stated by the source	2
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 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	8 - 90%
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
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	482 mm
DepthDiffers	705 mm	763.7 mm
HeightKnown for one	Unknown — not stated by the source	86.5 mm
Networkidentical
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
LAN controllerKnown for one	Broadcom 5720	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
Other featuresidentical
Dell E-Value CodeKnown for one	PER6402	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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