Product comparison · 2 pcs/workstations

Lenovo A70 + T5D-00298 vs Lenovo E20 + Graphic card

81specifications compared
37differ
44identical
36known for one product only

Key differences

The Lenovo E20 + Graphic card has 2 more processor threads than the Lenovo A70 + T5D-00298 (4 vs 2). The Lenovo E20 + Graphic card has 0.2 GHz more processor frequency than the Lenovo A70 + T5D-00298 (3.2 GHz vs 3 GHz). The Lenovo E20 + Graphic card has 2 MB more processor cache than the Lenovo A70 + T5D-00298 (4 MB vs 2 MB). Only the Lenovo E20 + Graphic card has card reader integrated. Only the Lenovo E20 + Graphic card has Intel Dual Display Capable Technology.

Processor family
- A70 + T5D-00298:Intel® Pentium®
- E20 + Graphic card:Intel® Core™ i3
Processor model
- A70 + T5D-00298:E5700
- E20 + Graphic card:i3-550
Processor threads
- A70 + T5D-00298:2
- E20 + Graphic card:4
Processor frequency
- A70 + T5D-00298:3 GHz
- E20 + Graphic card:3.2 GHz
Processor cache
- A70 + T5D-00298:2 MB
- E20 + Graphic card:4 MB
Bus type
- A70 + T5D-00298:FSB
- E20 + Graphic card:DMI
Processor lithography
- A70 + T5D-00298:45 nm
- E20 + Graphic card:32 nm
Processor codename
- A70 + T5D-00298:Wolfdale
- E20 + Graphic card:Clarkdale

Side by side

Differences highlightedShow differences only

Comparison of A70 + T5D-00298, E20 + Graphic card
117 specifications	A Lenovo A70 + T5D-00298 View product	B Lenovo E20 + Graphic card View product
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™ i3
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i3
Processor modelDiffers	E5700	i3-550
Processor cores	2	2
Processor threadsDiffers	2	4
Processor frequencyDiffers	3 GHz	3.2 GHz
Processor cacheDiffers	2 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Bus typeDiffers	FSB	DMI
FSB Parity	No	No
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium E5000 Series for Desktop	Intel Core i3-500 Desktop Series
Processor codenameDiffers	Wolfdale	Clarkdale
Thermal Design Power (TDP)Differs	65 W	73 W
TcaseDiffers	74.1 °C	72.6 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Number of processors installedKnown for one	Unknown — not stated by the source	1
Processor socketDiffers	LGA 775 (Socket T)	LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers	228 M	382 M
Processing Die sizeDiffers	82 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	15	24
SteppingDiffers	R0	K0
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	16 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	1066,1333 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	21 GB/s
ECC supported by processor	No	No
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Memory4 differ
Internal memoryDiffers	2 GB	4 GB
Maximum internal memoryDiffers	4 GB	8 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory layout (slots x size)Differs	1 x 2 GB	2 x 2 GB
Memory slotsDiffers	2x DIMM	4x DIMM
Memory clock speedKnown for one	Unknown — not stated by the source	1333 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Storage1 differ
Optical drive type	DVD-RW	DVD-RW
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	No	Yes
Total storage capacityKnown for one	320 GB	Unknown — not stated by the source
Floppy drive installedKnown for one	No	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
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	2
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	733 MHz
Graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelKnown for one	Intel® GMA X4500	Unknown — not stated by the source
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Performance1 differ
Product typeDiffers	PC	Workstation
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® 3450
Network1 differ
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet (10/100/1000)
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	6	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
DVI portKnown for one	No	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	180 W	280 W
Power requirementsKnown for one	110 - 220 VAC, 50/60 Hz	Unknown — not stated by the source
Designidentical
Chassis type	Tower	Tower
Product colourKnown for one	Black	Unknown — not stated by the source
Software1 differ
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architectureDiffers	32-bit	64-bit
Displayidentical
Display included	No	No
Processor special features7 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	Unknown — not stated by the source	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	No	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)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor ARK IDDiffers	42801	48505
Processor codeKnown for one	Unknown — not stated by the source	SLBUD
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Weight & dimensions4 differ
WidthDiffers	160 mm	175 mm
DepthDiffers	355 mm	431 mm
HeightDiffers	392 mm	425 mm
WeightDiffers	10.5 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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