Product comparison · 2 servers

Dell PowerEdge R720XD vs Dell PowerEdge R820 server

90specifications compared
23differ
67identical
27known for one product only

Key differences

Processor model
- PowerEdge R720XD:E5-2609
- PowerEdge R820 server:E5-4607
Processor frequency
- PowerEdge R720XD:2.4 GHz
- PowerEdge R820 server:2.2 GHz
Processor cores
- PowerEdge R720XD:4
- PowerEdge R820 server:6
Processor cache
- PowerEdge R720XD:10 MB
- PowerEdge R820 server:12 MB
Number of processors installed
- PowerEdge R720XD:1
- PowerEdge R820 server:2
Thermal Design Power (TDP)
- PowerEdge R720XD:80 W
- PowerEdge R820 server:95 W
Maximum internal memory supported by processor
- PowerEdge R720XD:750 GB
- PowerEdge R820 server:1.5 TB
Processor series
- PowerEdge R720XD:Intel Xeon E5-2600
- PowerEdge R820 server:Intel Xeon E5-4600

Side by side

Differences highlightedShow differences only

Comparison of PowerEdge R720XD, R820
117 specifications	A Dell PowerEdge R720XD View product	B Dell PowerEdge R820 server Model R820 View product
Processor11 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Xeon® E5 Family	Intel® Xeon® E5 Family
Processor modelDiffers	E5-2609	E5-4607
Processor frequencyDiffers	2.4 GHz	2.2 GHz
Processor coresDiffers	4	6
Processor cacheDiffers	10 MB	12 MB
Motherboard chipset	Intel C600	Intel C600
Memory channels supported by processor	Quad	Quad
Number of processors installedDiffers	1	2
Thermal Design Power (TDP)Differs	80 W	95 W
Processor cache type	Smart Cache	Smart Cache
System bus rate	6.4 GT/s	6.4 GT/s
Bus type	QPI	QPI
Compatible processor seriesKnown for one	Unknown — not stated by the source	Intel® Xeon®
ECC supported by processor	Yes	Yes
Embedded options available	No	No
Execute Disable Bit	Yes	Yes
FSB Parity	No	No
Idle States	Yes	Yes
Maximum internal memory supported by processorDiffers	750 GB	1.5 TB
Maximum number of PCI Express lanes	40	40
Memory bandwidth supported by processor (max)	34.1 GB/s	34.1 GB/s
Memory clock speeds supported by processor	800,1066 MHz	800,1066 MHz
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Number of QPI links	2	2
Processor codeKnown for one	Unknown — not stated by the source	SR0KU
Processor codename	Sandy Bridge EP	Sandy Bridge EP
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor package size	52.5 x 45.0 mm	52.5 x 45.0 mm
Processor seriesDiffers	Intel Xeon E5-2600	Intel Xeon E5-4600
Processor socket	LGA 2011 (Socket R)	LGA 2011 (Socket R)
Processor threadsDiffers	4	12
ScalabilityDiffers	2S	S4S
SteppingDiffers	M1	C2
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Processor boost frequencyKnown for one	2.50 GHz	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	24	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	32 nm	Unknown — not stated by the source
PCI Express configurationsKnown for one	x4, x8, x16	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	46 bit	Unknown — not stated by the source
TcaseKnown for one	70 °C	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	8 GB	128 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
ECCKnown for one	Unknown — not stated by the source	Yes
Memory clock speedDiffers	1333 MHz	1066 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	16 x 8 GB
Memory slotsDiffers	24x DIMM	48
Maximum internal memory	768 GB	768 GB
Storage2 differ
Maximum storage capacityDiffers	32 TB	16 TB
Total storage capacityKnown for one	Unknown — not stated by the source	292 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	2
HDD capacityKnown for one	Unknown — not stated by the source	146 GB
HDD interfaceKnown for one	Unknown — not stated by the source	Serial Attached SCSI (SAS)
HDD speedKnown for one	Unknown — not stated by the source	15000 RPM
HDD sizeDiffers	3.5"	2.5"
RAID support	Yes	Yes
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, 5, 6
Hot-swap	Yes	Yes
Number of HDDs supportedKnown for one	14	Unknown — not stated by the source
Optical drive typeKnown for one	DVD-RW	Unknown — not stated by the source
Graphicsidentical
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	256 MB
Networkidentical
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Ethernet LAN	Yes	Yes
Ethernet interface typeKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports	4	4
USB 2.0 ports quantityDiffers	3	4
Serial ports quantity	1	1
VGA (D-Sub) ports quantity	2	2
Expansion slots1 differ
PCI Express x8 slotsDiffers	4	5
PCI Express x16 slots	2	2
PCI Express slots version	3.0	3.0
Designidentical
Chassis type	Rack (2U)	Rack (2U)
Software1 differ
Compatible operating systemsDiffers	Microsoft Windows Server 2012 Microsoft Windows Server 2012 Essentials Microsoft Windows Server 2008 R2 Novell SUSE Linux Enterprise Server Red Hat Enterprise Linux	Microsoft Windows Server 2012 Microsoft Windows Server 2008 R2 SP1, x64 (includes Hyper-V) Novell SUSE Linux Enterprise Server Red Hat Enterprise Linux Citrix XenServer VMware vSphere ESXi Red Hat Enterprise Virtualization
Operating system installedKnown for one	No	Unknown — not stated by the source
Processor special features3 differ
CPU configuration (max)Differs	2	4
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 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)Differs	No	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® Quick Sync Video Technology	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost Technology	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	64588	64604
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Redundant power supply (RPS) support	Yes	Yes
Power supply	1100 W	1100 W
Number of redundant power supplies installed	1	1
Number of main power suppliesDiffers	2	1
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Other featuresidentical
Graphics cardKnown for one	Unknown — not stated by the source	G200
Graphics card familyKnown for one	Unknown — not stated by the source	Matrox

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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