Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A70 Intel® Core™2 Duo E7500 vs Lenovo ThinkStation C20

73specifications compared
41differ
32identical
56known for one product only

Key differences

Processor family
- ThinkCentre A70 Intel® Core™2 Duo E7500:Intel® Core™2 Duo
- ThinkStation C20:Intel® Xeon® 5000 Sequence
Processor model
- ThinkCentre A70 Intel® Core™2 Duo E7500:E7500
- ThinkStation C20:E5620
Processor cores
- ThinkCentre A70 Intel® Core™2 Duo E7500:2
- ThinkStation C20:4
Processor threads
- ThinkCentre A70 Intel® Core™2 Duo E7500:2
- ThinkStation C20:8
Processor frequency
- ThinkCentre A70 Intel® Core™2 Duo E7500:2.93 GHz
- ThinkStation C20:2.4 GHz
Processor cache
- ThinkCentre A70 Intel® Core™2 Duo E7500:3 MB
- ThinkStation C20:12 MB
Processor cache type
- ThinkCentre A70 Intel® Core™2 Duo E7500:L2
- ThinkStation C20:Smart Cache
Bus type
- ThinkCentre A70 Intel® Core™2 Duo E7500:FSB
- ThinkStation C20:QPI

Side by side

Differences highlightedShow differences only

Comparison of A70, ThinkStation C20
129 specifications	A Lenovo ThinkCentre A70 Intel® Core™2 Duo E7500 Model A70 View product	B Lenovo ThinkStation C20 View product
Processor17 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E7500	E5620
Processor coresDiffers	2	4
Processor threadsDiffers	2	8
Processor frequencyDiffers	2.93 GHz	2.4 GHz
Processor cacheDiffers	3 MB	12 MB
Processor cache typeDiffers	L2	Smart Cache
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Bus typeDiffers	FSB	QPI
FSB Parity	No	No
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo E7000 Series	Intel Xeon 5600 Series
Processor codenameDiffers	Wolfdale	Westmere EP
Thermal Design Power (TDP)Differs	65 W	80 W
TcaseDiffers	74.1 °C	77.6 °C
Processor socketDiffers	LGA 775 (Socket T)	Socket B (LGA 1366)
Number of Processing Die TransistorsKnown for one	228 M	Unknown — not stated by the source
Processing Die sizeKnown for one	82 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	11	18
SteppingDiffers	R0	B1
ECC supported by processorDiffers	No	Yes
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.66 GHz
System bus rateKnown for one	Unknown — not stated by the source	5.86 GT/s
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Number of processors installedKnown for one	Unknown — not stated by the source	2
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	288 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3 800/1066
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800,1066 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	25.6 GB/s
Memory2 differ
Internal memoryDiffers	2 GB	4 GB
Maximum internal memoryDiffers	4 GB	24 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Memory slotsKnown for one	Unknown — not stated by the source	6x DIMM
Memory clock speedKnown for one	Unknown — not stated by the source	1333 MHz
ECCKnown for one	Unknown — not stated by the source	Yes
Memory channelsKnown for one	Unknown — not stated by the source	Triple-channel
Storageidentical
Total storage capacityKnown for one	320 GB	Unknown — not stated by the source
Optical drive type	DVD-RW	DVD-RW
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
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
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel 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
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® 5520
Network1 differ
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet (10/100/1000)
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	6	10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
PS/2 ports quantityKnown for one	2	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Expansion slotsidentical
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
PCI slotsKnown for one	2	Unknown — not stated by the source
Power1 differ
Power requirementsKnown for one	110/220 V, 50/60Hz	Unknown — not stated by the source
Power supplyDiffers	180 W	800 W
Design1 differ
Chassis typeDiffers	SFF	Tower
Product colourKnown for one	Black	Unknown — not stated by the source
External drive baysKnown for one	1x 5.25"	Unknown — not stated by the source
Internal drive baysKnown for one	1x 3.5"	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architectureKnown for one	32-bit	Unknown — not stated by the source
Displayidentical
Display included	No	No
Processor special features13 differ
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based SwitchingDiffers	No	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 Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)Differs	2	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
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® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	36503	47925
Processor codeDiffers	SLB9Z	SLBV4
Processor package sizeDiffers	37.5 x 37.5 mm	42.5 X 45 mm
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	No	1.0
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
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	40 bit
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Audio1 differ
Audio systemDiffers	Realtek HD	ADI 1988A
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Non-operating altitudeKnown for one	-15.2 - 10668 m	Unknown — not stated by the source
Non-operating relative humidity (non-condensing)Known for one	20 - 90%	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	97 mm	130 mm
DepthDiffers	368 mm	444 mm
HeightDiffers	333 mm	427 mm
WeightKnown for one	6.5 kg	Unknown — not stated by the source
Certificatesidentical
Compliance industry standardsKnown for one	IEEE 802.3/802.3u/802.3ab	Unknown — not stated by the source
CertificationKnown for one	RoHS, EMC, FCC, VCCI, ICES-003, C-Tick, KCC, CE	Unknown — not stated by the source
Other featuresidentical
HDD user passwordKnown for one	Yes	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.

More pcs/workstations comparisons

All pcs/workstations comparisons