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Product comparison · 2 pcs/workstations

Acer Veriton X275 + 24" V243HAObd vs Lenovo ThinkStation D20 + 24" Monitor

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  • 84specifications compared
  • 47differ
  • 37identical
  • 65known for one product only

Key differences

The Lenovo ThinkStation D20 + 24" Monitor has 2 more processor cores than the Acer Veriton X275 + 24" V243HAObd (4 vs 2). The Lenovo ThinkStation D20 + 24" Monitor has 6 more processor threads than the Acer Veriton X275 + 24" V243HAObd (8 vs 2). The Acer Veriton X275 + 24" V243HAObd has 0.44 GHz more processor frequency than the Lenovo ThinkStation D20 + 24" Monitor (2.7 GHz vs 2.26 GHz). Only the Lenovo ThinkStation D20 + 24" Monitor has ECC supported by processor. Only the Lenovo ThinkStation D20 + 24" Monitor has card reader integrated.

  • Processor family
    • Intel® Pentium®
    • Intel® Xeon® 5000 Sequence
  • Processor model
    • E5400
    • E5520
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 2
    • 8
  • Processor frequency
    • 2.7 GHz
    • 2.26 GHz
  • Processor cache
    • 2 MB
    • 8 MB
  • Processor cache type
    • L2
    • Smart Cache
  • Bus type
    • FSB
    • QPI

Side by side

Differences highlightedShow differences only
149 specifications
A

Acer

Veriton X275 + 24" V243HAObdView product
B

Lenovo

ThinkStation D20 + 24" MonitorView product
Processor18 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Pentium®Intel® Xeon® 5000 Sequence
Processor modelDiffersE5400E5520
Processor coresDiffers24
Processor threadsDiffers28
Processor boost frequencyKnown for one2.53 GHz
Processor frequencyDiffers2.7 GHz2.26 GHz
Processor cacheDiffers2 MB8 MB
Processor cache typeDiffersL2Smart Cache
Bus typeDiffersFSBQPI
FSB ParityNoNo
System bus rateKnown for one5.86 GT/s
Processor lithography45 nm45 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Pentium E5000 Series for DesktopIntel Xeon 5500 Series
Processor codenameDiffersWolfdaleNehalem EP
Processor system typeKnown for oneDP
Thermal Design Power (TDP)Differs45, 6580 W
TcaseDiffers74.1 °C72 °C
Number of QPI linksKnown for one2
Number of processors installed11
Processor socketDiffersLGA 775 (Socket T)Socket B (LGA 1366)
Number of Processing Die TransistorsDiffers228 M731 M
Processing Die sizeDiffers82 mm²263 mm²
CPU multiplier (bus/core ratio)Differs13.517
Maximum number of SMP processorsKnown for one2
SteppingDiffersR0D0
Maximum internal memory supported by processorKnown for one144 GB
Memory types supported by processorKnown for oneDDR3-SDRAM
Memory clock speeds supported by processorKnown for one800,1066 MHz
Memory bandwidth supported by processor (max)Known for one25.6 GB/s
ECC supported by processorDiffersNoYes
Processor front side busKnown for one800 MHz
PlatformKnown for onePC
Memory4 differ
Internal memoryDiffers2 GB4 GB
Maximum internal memoryDiffers4 GB192 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory layout (slots x size)Differs1 x 2 GB2 x 2 GB
Memory slotsDiffers2x DIMM12x DIMM
Memory clock speedKnown for one1066 MHz
ECCKnown for oneYes
Memory channelsKnown for oneTriple-channel
Storage2 differ
Optical drive typeDVD-RWDVD-RW
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD interfaceDiffersSATASATA, SATA II
HDD speedKnown for one7200 RPM
Card reader integratedDiffersNoYes
RAID supportKnown for oneYes
RAID levelsKnown for one0, 1, 5, 10
HDD number of platesKnown for one3
Storage drive heightKnown for one8.89 cm
Total storage capacityKnown for one160 GB
Floppy drive installedKnown for oneNo
Graphicsidentical
Graphics cardKnown for oneQuadro FX 580
Graphics card manufacturerKnown for oneNVIDIA
On-board graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneIntel® GMA 4500
Graphics card familyKnown for oneIntel
Performance1 differ
Product typeDiffersPCWorkstation
Motherboard chipsetKnown for oneIntel® 5520
Audio output channelsKnown for one5.1 channels
Network1 differ
Networking topologyKnown for one10,100,1000
Networking featuresDiffersGigabit EthernetGigabit Ethernet (10/100/1000)
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Wi-FiKnown for oneNo
Ports & interfaces3 differ
USB 2.0 ports quantity1010
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity00
Ethernet LAN (RJ-45) portsDiffers12
Headphone outputsDiffers16
Line-inKnown for oneYes
Microphone inYesYes
Firewire (IEEE 1394) portsDiffers02
eSATA ports quantityKnown for one1
Serial ports quantity11
I/O portsKnown for one5x SATA 5x SAS
HDMI ports quantityKnown for one0
VGA (D-Sub) ports quantityKnown for one1
DVI portKnown for oneNo
PS/2 ports quantityKnown for one2
Parallel ports quantityKnown for one0
Expansion slots1 differ
PCI Express x4 slotsKnown for one1
PCI Express x16 slotsDiffers12
PCI slotsKnown for one2
PCI Express x1 slotsKnown for one1
Power1 differ
Power requirementsKnown for one100-127/200-240V, 50/60Hz; 12V/6A
Power supplyDiffers220 W1060 W
Power supply input voltageKnown for one100 - 127, 200 - 240 V
Design1 differ
Chassis typeDiffersSFFTower
Product colourBlackBlack
External drive baysKnown for one1
Internal drive baysKnown for one5
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Displayidentical
Display includedYesYes
Display diagonal61 cm (24")61 cm (24")
Processor special features11 differ
CPU configuration (max)Differs12
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingDiffersNoYes
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyNoNo
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyNoNo
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)NoNo
Intel® Clear Video HD Technology (Intel® CVT HD)NoNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® InTru™ 3D TechnologyNoNo
Intel® Insider™NoNo
Intel® Smart CacheKnown for oneYes
Intel® Wireless Display (Intel® WiDi)NoNo
Physical Address Extension (PAE)Known for one40 bit
Processor ARK IDDiffers4047840200
Processor codeDiffersSLGH7SLBFD
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
Intel® Quick Sync Video TechnologyNoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Anti-Theft Technology (Intel® AT)NoNo
Conflict-Free processorNoNo
Audio1 differ
Audio systemDiffersHigh Definition AudioHD
Operational conditionsidentical
Operating temperature (T-T)Known for one10 - 35 °C
Operating relative humidity (H-H)Known for one10 - 80%
Ergonomicsidentical
Acoustic pressure emissionsKnown for one5 dB
Weight & dimensions3 differ
WidthDiffers101.5 mm434 mm
DepthDiffers396.8 mm210 mm
HeightDiffers266.5 mm602 mm
WeightKnown for one25 kg
Packaging contentidentical
Mouse includedKnown for oneNo
Remote control includedKnown for oneNo
Certificatesidentical
CertificationKnown for oneEnergyStar, EPEAT Gold, GREENGUARD, RoHS, 80+ Bronze
Other featuresidentical
Drive baysKnown for one3.5", 5.25"
TV tuner integratedKnown for oneNo
Intel segment taggingKnown for oneEnterprise, Small Business
Softwareidentical
Operating system installedKnown for oneWindows 7 Professional
Mac compatibilityKnown for oneNo

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