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Product comparison · 2 pcs/workstations

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

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

Key differences

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

Side by side

Differences highlightedShow differences only
129 specifications
A

Lenovo

ThinkCentre A70 Intel® Core™2 Duo E7500

Model A70

View product
B

Lenovo

ThinkStation C20View product
Processor17 differ
Processor familyDiffersIntel® Core™2 DuoIntel® Xeon® 5000 Sequence
Processor modelDiffersE7500E5620
Processor coresDiffers24
Processor threadsDiffers28
Processor frequencyDiffers2.93 GHz2.4 GHz
Processor cacheDiffers3 MB12 MB
Processor cache typeDiffersL2Smart Cache
Processor front side busKnown for one1066 MHz
Bus typeDiffersFSBQPI
Processor lithographyDiffers45 nm32 nm
Processor seriesDiffersIntel Core 2 Duo E7000 SeriesIntel Xeon 5600 Series
Processor codenameDiffersWolfdaleWestmere EP
Thermal Design Power (TDP)Differs65 W80 W
TcaseDiffers74.1 °C77.6 °C
Processor socketDiffersLGA 775 (Socket T)Socket B (LGA 1366)
Number of Processing Die TransistorsKnown for one228 M
Processing Die sizeKnown for one82 mm²
CPU multiplier (bus/core ratio)Differs1118
SteppingDiffersR0B1
ECC supported by processorDiffersNoYes
Processor boost frequencyKnown for one2.66 GHz
System bus rateKnown for one5.86 GT/s
Number of QPI linksKnown for one2
Number of processors installedKnown for one2
Maximum internal memory supported by processorKnown for one288 GB
Memory types supported by processorKnown for oneDDR3 800/1066
Memory clock speeds supported by processorKnown for one800,1066 MHz
Memory bandwidth supported by processor (max)Known for one25.6 GB/s
Memory2 differ
Internal memoryDiffers2 GB4 GB
Maximum internal memoryDiffers4 GB24 GB
Internal memory typeKnown for oneDDR3-SDRAM
Memory layout (slots x size)Known for one2 x 2 GB
Memory slotsKnown for one6x DIMM
Memory clock speedKnown for one1333 MHz
ECCKnown for oneYes
Memory channelsKnown for oneTriple-channel
Storageidentical
Total storage capacityKnown for one320 GB
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
Graphicsidentical
On-board graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneIntel X4500
Graphics card familyKnown for oneIntel
Performance1 differ
Product typeDiffersPCWorkstation
Password protection typeKnown for oneBIOS
Motherboard chipsetKnown for oneIntel® 5520
Network1 differ
Ethernet LANKnown for oneYes
Cabling technologyKnown for one10/100/1000Base-T(X)
Wi-FiKnown for oneNo
Networking featuresDiffersGigabit EthernetGigabit Ethernet (10/100/1000)
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers610
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
HDMI ports quantityKnown for one0
VGA (D-Sub) ports quantityKnown for one1
DVI portKnown for oneNo
PS/2 ports quantityKnown for one2
Firewire (IEEE 1394) portsKnown for one0
DC-in jackKnown for oneYes
Serial ports quantityKnown for one1
Parallel ports quantityKnown for one0
eSATA ports quantityKnown for one1
Expansion slotsidentical
PCI Express x1 slotsKnown for one1
PCI Express x16 slotsKnown for one1
PCI slotsKnown for one2
Power1 differ
Power requirementsKnown for one110/220 V, 50/60Hz
Power supplyDiffers180 W800 W
Design1 differ
Chassis typeDiffersSFFTower
Product colourKnown for oneBlack
External drive baysKnown for one1x 5.25"
Internal drive baysKnown for one1x 3.5"
Softwareidentical
Operating system architectureKnown for one32-bit
Processor special features13 differ
Embedded options availableDiffersNoYes
Intel Demand Based SwitchingDiffersNoYes
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)Differs2Yes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Processor ARK IDDiffers3650347925
Processor codeDiffersSLB9ZSLBV4
Processor package sizeDiffers37.5 x 37.5 mm42.5 X 45 mm
Thermal Monitoring TechnologiesDiffersYesNo
Intel® Turbo Boost TechnologyDiffersNo1.0
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
CPU configuration (max)Known for one2
Physical Address Extension (PAE)Known for one40 bit
Supported instruction setsKnown for oneSSE4.2
Audio1 differ
Audio systemDiffersRealtek HDADI 1988A
Operational conditionsidentical
Operating temperature (T-T)Known for one10 - 35 °C
Non-operating altitudeKnown for one-15.2 - 10668 m
Non-operating relative humidity (non-condensing)Known for one20 - 90%
Weight & dimensions3 differ
WidthDiffers97 mm130 mm
DepthDiffers368 mm444 mm
HeightDiffers333 mm427 mm
WeightKnown for one6.5 kg
Certificatesidentical
Compliance industry standardsKnown for oneIEEE 802.3/802.3u/802.3ab
CertificationKnown for oneRoHS, EMC, FCC, VCCI, ICES-003, C-Tick, KCC, CE
Other featuresidentical
HDD user passwordKnown for oneYes

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