Product comparison · 2 servers

Dell PowerEdge R820 server vs Dell PowerEdge VRTX server

85specifications compared
32differ
53identical
30known for one product only

Key differences

Processor model
- PowerEdge R820 server:E5-4607
- PowerEdge VRTX server:E5-2420
Processor frequency
- PowerEdge R820 server:2.2 GHz
- PowerEdge VRTX server:1.9 GHz
Processor cache
- PowerEdge R820 server:12 MB
- PowerEdge VRTX server:15 MB
Memory channels supported by processor
- PowerEdge R820 server:Quad
- PowerEdge VRTX server:Triple
System bus rate
- PowerEdge R820 server:6.4 GT/s
- PowerEdge VRTX server:7.2 GT/s
Maximum internal memory supported by processor
- PowerEdge R820 server:1.5 TB
- PowerEdge VRTX server:375 GB
Maximum number of PCI Express lanes
- PowerEdge R820 server:40
- PowerEdge VRTX server:24
Memory bandwidth supported by processor (max)
- PowerEdge R820 server:34.1 GB/s
- PowerEdge VRTX server:32 GB/s

Side by side

Differences highlightedShow differences only

Comparison of R820, VRTX
115 specifications	A Dell PowerEdge R820 server Model R820 View product	B Dell PowerEdge VRTX server Model VRTX View product
Processor16 differ
Processor modelDiffers	E5-4607	E5-2420
Processor frequencyDiffers	2.2 GHz	1.9 GHz
Processor cacheDiffers	12 MB	15 MB
Motherboard chipsetKnown for one	Intel C600	Unknown — not stated by the source
Memory channels supported by processorDiffers	Quad	Triple
System bus rateDiffers	6.4 GT/s	7.2 GT/s
Compatible processor seriesKnown for one	Intel® Xeon®	Unknown — not stated by the source
Maximum internal memory supported by processorDiffers	1.5 TB	375 GB
Maximum number of PCI Express lanesDiffers	40	24
Memory bandwidth supported by processor (max)Differs	34.1 GB/s	32 GB/s
Memory clock speeds supported by processorDiffers	800,1066 MHz	800,1066,1333 MHz
Number of QPI linksDiffers	2	1
Processor codeDiffers	SR0KU	SR0LN
Processor codenameDiffers	Sandy Bridge EP	Sandy Bridge EN
Processor package sizeDiffers	52.5 x 45.0 mm	45 x 42.5 mm
Processor seriesDiffers	Intel Xeon E5-4600	Intel Xeon E5-2400
Processor socketDiffers	LGA 2011 (Socket R)	LGA 1356 (Socket B2)
ScalabilityDiffers	S4S	2S
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.4 GHz
Memory2 differ
Internal memoryDiffers	128 GB	32 GB
ECCKnown for one	Yes	Unknown — not stated by the source
Memory clock speedKnown for one	1066 MHz	Unknown — not stated by the source
Memory layout (slots x size)Differs	16 x 8 GB	4 x 8 GB
Memory slotsKnown for one	48	Unknown — not stated by the source
Maximum internal memoryKnown for one	768 GB	Unknown — not stated by the source
Storage4 differ
Maximum storage capacityKnown for one	16 TB	Unknown — not stated by the source
Total storage capacityDiffers	292 GB	4.59 TB
Number of HDDs installedDiffers	2	6
HDD capacityKnown for one	146 GB	Unknown — not stated by the source
HDD interfaceKnown for one	Serial Attached SCSI (SAS)	Unknown — not stated by the source
HDD speedDiffers	15000 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
RAID supportKnown for one	Yes	Unknown — not stated by the source
RAID levelsKnown for one	0, 1, 5, 6	Unknown — not stated by the source
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Supported HDD sizesKnown for one	Unknown — not stated by the source	2.5,3.5"
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-RW
Graphicsidentical
Maximum graphics card memoryKnown for one	256 MB	Unknown — not stated by the source
Network1 differ
Ethernet interface typeDiffers	Gigabit Ethernet	Fast Ethernet, Gigabit Ethernet
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsKnown for one	4	Unknown — not stated by the source
USB 2.0 ports quantityDiffers	4	0
Serial ports quantityDiffers	1	0
VGA (D-Sub) ports quantityDiffers	2	1
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
Expansion slotsidentical
PCI Express x8 slotsKnown for one	5	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	2	Unknown — not stated by the source
PCI slotsKnown for one	Unknown — not stated by the source	8
Design1 differ
Chassis typeDiffers	Rack (2U)	Tower (5U)
Software1 differ
Compatible operating systemsDiffers	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	Windows 7 Windows Server 2008 Windows Server 2008 R2 Windows 8 Windows 8 Pro Windows Pro Enterprise Windows Server 2012 Standard Windows Server 2012 Datacenter Windows Server 2012 Essentials Windows Server 2012 Foundation RedHat Enterprise Linux (6.3, 6.4) CentOS (6.3, 6.4) Ubuntu (12.04 LTS, 13.04)
Operating system installedKnown for one	Unknown — not stated by the source	Windows Server 2012 Standard
Processor special features3 differ
CPU configuration (max)Differs	4	2
Intel® Turbo Boost TechnologyDiffers	No	1.0
Processor ARK IDDiffers	64604	64617
Power1 differ
Number of redundant power supplies installedKnown for one	1	Unknown — not stated by the source
Number of main power suppliesDiffers	1	4
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Other featuresidentical
Graphics cardKnown for one	G200	Unknown — not stated by the source
Graphics card familyKnown for one	Matrox	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	310 mm
DepthKnown for one	Unknown — not stated by the source	730 mm
HeightKnown for one	Unknown — not stated by the source	484 mm
WeightKnown for one	Unknown — not stated by the source	31.7 kg

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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