Product comparison · 2 pcs/workstations

Lenovo ThinkStation D30 Intel® Xeon® E5 Family E5-2620 vs Lenovo ThinkStation E31 Intel® Xeon® E3 V2 Family E3-1225V2

92specifications compared
47differ
45identical
41known for one product only

Key differences

Processor family
- ThinkStation D30 Intel® Xeon® E5 Family E5-2620:Intel® Xeon® E5 Family
- ThinkStation E31 Intel® Xeon® E3 V2 Family E3-1225V2:Intel® Xeon® E3 V2 Family
Processor model
- ThinkStation D30 Intel® Xeon® E5 Family E5-2620:E5-2620
- ThinkStation E31 Intel® Xeon® E3 V2 Family E3-1225V2:E3-1225V2
Processor cores
- ThinkStation D30 Intel® Xeon® E5 Family E5-2620:6
- ThinkStation E31 Intel® Xeon® E3 V2 Family E3-1225V2:4
Processor threads
- ThinkStation D30 Intel® Xeon® E5 Family E5-2620:12
- ThinkStation E31 Intel® Xeon® E3 V2 Family E3-1225V2:4
Processor boost frequency
- ThinkStation D30 Intel® Xeon® E5 Family E5-2620:2.5 GHz
- ThinkStation E31 Intel® Xeon® E3 V2 Family E3-1225V2:3.6 GHz
Processor frequency
- ThinkStation D30 Intel® Xeon® E5 Family E5-2620:2 GHz
- ThinkStation E31 Intel® Xeon® E3 V2 Family E3-1225V2:3.2 GHz
Processor cache
- ThinkStation D30 Intel® Xeon® E5 Family E5-2620:15 MB
- ThinkStation E31 Intel® Xeon® E3 V2 Family E3-1225V2:8 MB
Bus type
- ThinkStation D30 Intel® Xeon® E5 Family E5-2620:QPI
- ThinkStation E31 Intel® Xeon® E3 V2 Family E3-1225V2:DMI

Side by side

Differences highlightedShow differences only

Comparison of D30, E31
133 specifications	A Lenovo ThinkStation D30 Intel® Xeon® E5 Family E5-2620 Model D30 View product	B Lenovo ThinkStation E31 Intel® Xeon® E3 V2 Family E3-1225V2 Model E31 View product
Processor20 differ
Processor familyDiffers	Intel® Xeon® E5 Family	Intel® Xeon® E3 V2 Family
Processor modelDiffers	E5-2620	E3-1225V2
Processor coresDiffers	6	4
Processor threadsDiffers	12	4
Processor boost frequencyDiffers	2.5 GHz	3.6 GHz
Processor frequencyDiffers	2 GHz	3.2 GHz
Processor cacheDiffers	15 MB	8 MB
Bus typeDiffers	QPI	DMI
System bus rateDiffers	7.2 GT/s	5 GT/s
Processor lithographyDiffers	32 nm	22 nm
Processor seriesDiffers	Intel Xeon E5-2600	Intel Xeon E3-1200 v2
Processor codenameDiffers	Sandy Bridge EP	Ivy Bridge
Thermal Design Power (TDP)Differs	95 W	77 W
PCI Express configurationsDiffers	x4, x8, x16	1x16+1x4, 1x8+3x4, 2x8+1x4
Processor socketDiffers	LGA 2011 (Socket R)	LGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)Differs	25	32
SteppingDiffers	C2	E1
Maximum internal memory supported by processorDiffers	750 GB	32 GB
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	1333,1600 MHz
Memory bandwidth supported by processor (max)Differs	42.6 GB/s	25.6 GB/s
TcaseKnown for one	77.4 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	40	Unknown — not stated by the source
Number of QPI linksKnown for one	2	Unknown — not stated by the source
Maximum number of SMP processorsKnown for one	2	Unknown — not stated by the source
Memory6 differ
Internal memoryDiffers	8 GB	4 GB
Maximum internal memoryDiffers	128 GB	32 GB
Memory layout (slots x size)Differs	4 x 2 GB	2 x 2 GB
Memory slotsDiffers	16x DIMM	4x DIMM
Memory clock speedDiffers	1333 MHz	1600 MHz
Memory channelsDiffers	Quad-channel	Dual-channel
ECCKnown for one	Yes	Unknown — not stated by the source
Storageidentical
Total storage capacityKnown for one	Unknown — not stated by the source	1 TB
Storage mediaKnown for one	Unknown — not stated by the source	HDD
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
RAID supportKnown for one	Yes	Unknown — not stated by the source
RAID levelsKnown for one	0, 1, 5, 10	Unknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics P4000
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	3
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	650 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1250 MHz
Graphics cardKnown for one	No	Unknown — not stated by the source
Performanceidentical
Audio output channelsKnown for one	Unknown — not stated by the source	5.1 channels
Motherboard chipsetKnown for one	Intel® C602	Unknown — not stated by the source
Optical driveidentical
Optical drives quantityKnown for one	Unknown — not stated by the source	1
Networkidentical
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Networking featuresKnown for one	Gigabit Ethernet (10/100/1000)	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	10	5
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	4
Ethernet LAN (RJ-45) portsDiffers	2	1
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	1120 W	280 W
Designidentical
Placement supportedKnown for one	Unknown — not stated by the source	Vertical
Product colourKnown for one	Unknown — not stated by the source	Black
Cooling typeKnown for one	Unknown — not stated by the source	Active
Processor special features12 differ
CPU configuration (max)Differs	2	1
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology versionDiffers	0.00	1.00
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor ARK IDDiffers	64594	65733
Intel® Turbo Boost TechnologyDiffers	1.0	2.0
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Differs	No	Yes
Graphics & IMC lithographyKnown for one	32 nm	Unknown — not stated by the source
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	46 bit	Unknown — not stated by the source
Processor package sizeKnown for one	52.5 x 45.0 mm	Unknown — not stated by the source
ScalabilityKnown for one	2S	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	210 mm	175 mm
DepthDiffers	602 mm	430 mm
HeightDiffers	485 mm	425 mm
WeightDiffers	27.5 kg	11.2 kg
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	No
Keyboard includedKnown for one	Unknown — not stated by the source	No
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Gold, ENERGY STAR	ENERGY STAR
Audioidentical
Audio systemKnown for one	High Definition Audio	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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