Product comparison · 2 pcs/workstations

Lenovo E20 + Graphic card vs Lenovo ThinkStation E30 Intel® Core™ i3 i3-2100

101specifications compared
26differ
75identical
12known for one product only

Key differences

The Lenovo E20 + Graphic card has 0.1 GHz more processor frequency than the Lenovo ThinkStation E30 Intel® Core™ i3 i3-2100 (3.2 GHz vs 3.1 GHz). The Lenovo E20 + Graphic card has 1 MB more processor cache than the Lenovo ThinkStation E30 Intel® Core™ i3 i3-2100 (4 MB vs 3 MB). The Lenovo ThinkStation E30 Intel® Core™ i3 i3-2100 has 2.5 GT/s more system bus rate than the Lenovo E20 + Graphic card (5 GT/s vs 2.5 GT/s). Only the Lenovo ThinkStation E30 Intel® Core™ i3 i3-2100 has Intel Fast Memory Access. Only the Lenovo ThinkStation E30 Intel® Core™ i3 i3-2100 has Intel Flex Memory Access.

Processor generation
- E20 + Graphic card:Intel® Core™ i3
- ThinkStation E30 Intel® Core™ i3 i3-2100:2nd gen Intel® Core™ i3
Processor model
- E20 + Graphic card:i3-550
- ThinkStation E30 Intel® Core™ i3 i3-2100:i3-2100
Processor frequency
- E20 + Graphic card:3.2 GHz
- ThinkStation E30 Intel® Core™ i3 i3-2100:3.1 GHz
Processor cache
- E20 + Graphic card:4 MB
- ThinkStation E30 Intel® Core™ i3 i3-2100:3 MB
System bus rate
- E20 + Graphic card:2.5 GT/s
- ThinkStation E30 Intel® Core™ i3 i3-2100:5 GT/s
Processor codename
- E20 + Graphic card:Clarkdale
- ThinkStation E30 Intel® Core™ i3 i3-2100:Sandy Bridge
Thermal Design Power (TDP)
- E20 + Graphic card:73 W
- ThinkStation E30 Intel® Core™ i3 i3-2100:35, 65
Tcase
- E20 + Graphic card:72.6 °C
- ThinkStation E30 Intel® Core™ i3 i3-2100:69.1 °C

Side by side

Differences highlightedShow differences only

Comparison of E20 + Graphic card, E30
113 specifications	A Lenovo E20 + Graphic card View product	B Lenovo ThinkStation E30 Intel® Core™ i3 i3-2100 Model E30 View product
Processor13 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i3	Intel® Core™ i3
Processor generationDiffers	Intel® Core™ i3	2nd gen Intel® Core™ i3
Processor modelDiffers	i3-550	i3-2100
Processor cores	2	2
Processor threads	4	4
Processor frequencyDiffers	3.2 GHz	3.1 GHz
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI	DMI
FSB Parity	No	No
System bus rateDiffers	2.5 GT/s	5 GT/s
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i3-500 Desktop Series	Intel Core i3-2100 Desktop Series
Processor codenameDiffers	Clarkdale	Sandy Bridge
Thermal Design Power (TDP)Differs	73 W	35, 65
TcaseDiffers	72.6 °C	69.1 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsKnown for one	1x16, 2x8	Unknown — not stated by the source
PCI Express slots version	2.0	2.0
Number of processors installed	1	1
Processor socketDiffers	LGA 1156 (Socket H)	LGA 1155 (Socket H2)
Number of Processing Die TransistorsKnown for one	382 M	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	24	31
SteppingDiffers	K0	Q0
Maximum internal memory supported by processorDiffers	16 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	1066,1333 MHz	1066,1333 MHz
Memory bandwidth supported by processor (max)	21 GB/s	21 GB/s
ECC supported by processor	No	No
Memory1 differ
Internal memory	4 GB	4 GB
Maximum internal memoryDiffers	8 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)	2 x 2 GB	2 x 2 GB
Memory slots	4x DIMM	4x DIMM
Memory clock speed	1333 MHz	1333 MHz
Memory channels	Dual-channel	Dual-channel
Storageidentical
Optical drive type	DVD-RW	DVD-RW
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	Yes	Yes
Graphics3 differ
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 2000
Number of displays supported (on-board graphics)	2	2
On-board graphics card base frequencyDiffers	733 MHz	850 MHz
Graphics cardDiffers	No	HD Graphics
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1100 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x102
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
Performance1 differ
Product type	Workstation	Workstation
Motherboard chipsetDiffers	Intel® 3450	Intel® C206
Networkidentical
Networking features	Gigabit Ethernet (10/100/1000)	Gigabit Ethernet (10/100/1000)
Ports & interfacesidentical
USB 2.0 ports quantity	8	8
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
Serial ports quantity	1	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Poweridentical
Power supply	280 W	280 W
Designidentical
Chassis type	Tower	Tower
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Displayidentical
Display included	No	No
Processor special features8 differ
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
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)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	48505	53422
Processor codeKnown for one	SLBUD	Unknown — not stated by the source
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsDiffers	SSE4.2	AVX
Thermal Monitoring TechnologiesDiffers	No	Yes
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Weight & dimensionsidentical
Width	175 mm	175 mm
Depth	431 mm	431 mm
Height	425 mm	425 mm
Weight	11.2 kg	11.2 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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