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Product comparison · 2 pcs/workstations

HP Pavilion a6721nl vs Lenovo ThinkStation D10 + 2xThinkVision L2240p

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  • 76specifications compared
  • 33differ
  • 43identical
  • 23known for one product only

Key differences

The Lenovo ThinkStation D10 + 2xThinkVision L2240p has 2 more processor cores than the HP Pavilion a6721nl (4 vs 2). The Lenovo ThinkStation D10 + 2xThinkVision L2240p has 2 more processor threads than the HP Pavilion a6721nl (4 vs 2). The Lenovo ThinkStation D10 + 2xThinkVision L2240p has 0.1 GHz more processor frequency than the HP Pavilion a6721nl (2.5 GHz vs 2.4 GHz). Only the Lenovo ThinkStation D10 + 2xThinkVision L2240p has FSB Parity. Only the Lenovo ThinkStation D10 + 2xThinkVision L2240p has display included.

  • Processor family
    • Intel® Pentium®
    • Intel® Xeon® 5000 Sequence
  • Processor model
    • E2220
    • E5420
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 2.4 GHz
    • 2.5 GHz
  • Processor cache
    • 1 MB
    • 12 MB
  • Processor front side bus
    • 800 MHz
    • 1333 MHz
  • FSB Parity
    • No
    • Yes

Side by side

Differences highlightedShow differences only
99 specifications
A

HP

Pavilion a6721nlView product
B

Lenovo

ThinkStation D10 + 2xThinkVision L2240pView product
Processor18 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Pentium®Intel® Xeon® 5000 Sequence
Processor modelDiffersE2220E5420
Processor coresDiffers24
Processor threadsDiffers24
Processor frequencyDiffers2.4 GHz2.5 GHz
Processor cacheDiffers1 MB12 MB
Processor cache typeL2L2
Processor front side busDiffers800 MHz1333 MHz
Bus typeFSBFSB
FSB ParityDiffersNoYes
Processor lithographyDiffers65 nm45 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Pentium E2000 Series for DesktopIntel Xeon 5400 Series
Processor codenameDiffersConroeHarpertown
Thermal Design Power (TDP)Differs65 W80 W
TcaseDiffers73.3 °C67 °C
Processor socketDiffersLGA 775 (Socket T)LGA 771 (Socket J)
Number of Processing Die TransistorsDiffers105 M820 M
Processing Die sizeDiffers77 mm²214 mm²
CPU multiplier (bus/core ratio)Differs127.5
SteppingDiffersM0C0
ECC supported by processorNoNo
Processor system typeKnown for oneDP
Memory1 differ
Internal memoryDiffers3 GB4 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Maximum internal memoryKnown for one32 GB
Memory layout (slots x size)Known for one2 x 2 GB
Memory clock speedKnown for one667 MHz
Storage1 differ
Total storage capacityKnown for one320 GB
HDD interfaceDiffersSATA IISATA
HDD speed7200 RPM7200 RPM
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneMMC, MS Duo, MS Pro, MS Pro Duo, SD, xD
HDD capacityKnown for one500 GB
Graphicsidentical
Discrete graphics card modelKnown for oneNVIDIA GeForce 100
Performance1 differ
Product typeDiffersPCWorkstation
Optical driveidentical
LightScribeKnown for oneYes
Networkidentical
Networking featuresKnown for oneEthernet/Fast Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantity66
HDMI ports quantityKnown for one1
Ethernet LAN (RJ-45) portsDiffers12
Headphone outputs11
Microphone inYesYes
VGA (D-Sub) ports quantity00
DVI portKnown for oneYes
PS/2 ports quantity22
Serial ports quantityDiffers01
Parallel ports quantity00
Firewire (IEEE 1394) portsKnown for one1
Poweridentical
Power supplyKnown for one300 W
Power supply input voltageKnown for one100 - 240 V
Power consumption (typical)Known for one1000 W
Designidentical
Chassis typeTowerTower
Country of originKnown for oneChina
Softwareidentical
Operating system installedKnown for oneWindows Vista Home Premium
Bundled softwareKnown for oneMediaSmart DVD; Windows Movie Maker & Windows DVD Maker; CyberLink DVD Suite 6; HP MediaSmart Software Suite; Muvee Reveal Basic; Microsoft Works 9; HP Recovery Manager
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one55.9 cm (22")
DisplayKnown for oneTFT
ResolutionKnown for one1680 x 1050 pixels
Processor special features4 differ
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)NoNo
Intel Virtualization Technology (VT-x)DiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)NoNo
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® Wireless Display (Intel® WiDi)NoNo
Processor ARK IDDiffers3243033927
Processor codeDiffersSLA8WSLANV
Processor package size37.5 x 37.5 mm37.5 x 37.5 mm
Thermal Monitoring TechnologiesYesYes
Intel® Turbo Boost TechnologyNoNo
Intel® Hyper Threading Technology (Intel® HT Technology)NoNo
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 Audio 5.1Realtek ALC888
Weight & dimensions4 differ
WidthDiffers175 mm210 mm
DepthDiffers414 mm579 mm
HeightDiffers387 mm485 mm
WeightDiffers9.6 kg24.9 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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