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Product comparison · 2 pcs/workstations

HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/160G DVD+/-RW WVST Bus Small Form Factor PC vs HP Compaq dx7400 Intel Core™2 Duo Processor E6550 1G/160G DVD-ROM FreeDOS Microtower PC

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  • 112specifications compared
  • 30differ
  • 82identical
  • 26known for one product only

Key differences

  • Total storage capacity
    • 160 GB
    • 250 GB
  • Storage drive controller
    • SATA 3.0Gb/s NCQ SMART VI
    • SATA 3.0Gb/s NCQ SMART IV
  • Storage drive type
    • 160 GB
    • 250 GB
  • Modem type
    • No
    • Agere 56K PCI
  • Networking features
    • Intel 82566DM Gigabit
    • NetXtreme Gigabit Ethernet
  • Front connections
    • 2 x USB
    • 2 x USB 2.0
  • Power consumption (typical)
    • 240 W
    • 300 W
  • Chassis type
    • SFF
    • Micro Tower

Side by side

Differences highlightedShow differences only
138 specifications
A

HP

Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/160G DVD+/-RW WVST Bus Small Form Factor PCView product
B

HP

Compaq dx7400 Intel Core™2 Duo Processor E6550 1G/160G DVD-ROM FreeDOS Microtower PCView product
Processoridentical
Processor technologyKnown for oneIntel vPro
Memoryidentical
Memory slotsKnown for one2x SO-DIMM
Storage3 differ
Total storage capacityDiffers160 GB250 GB
Storage drive controllerDiffersSATA 3.0Gb/s NCQ SMART VISATA 3.0Gb/s NCQ SMART IV
Storage drive typeDiffers160 GB250 GB
Storage optionsKnown for one16-in-1 3.5" Media Card Reader
Graphics1 differ
Video card resolutionDiffersMaximum Vertical Refresh Rate: 85 Hz at up to 1920x1440, 75 Hz at 2048x1536Maximum Vertical Refresh Rate: 85 Hz at up to 1920x1440, 85 Hz at 2048x1536
Graphics card Open GL supportKnown for oneYes
Video adapter resolutionKnown for one2048x1536
Performanceidentical
Acoustic power emissionsKnown for oneIDLE: LWAd = 4.3 Bels; FIXED DISK: LWAd = 4.8 Bels; OPTICAL DRIVE: LWAd = 5.2 Bels
Network2 differ
Modem typeDiffersNoAgere 56K PCI
Networking featuresDiffersIntel 82566DM GigabitNetXtreme Gigabit Ethernet
Modem speedKnown for one56 Kbit/s
Ports & interfaces2 differ
DVI portKnown for oneYes
I/O portsDiffersRear: 6 USB 2.0, 1 serial port, 1 optional serial port, 1 parallel port, 2 PS/2, 1 RJ-45, 1 VGA, audio in/out; Front: 2 USB 2.0, audio portsRear: 6 USB 2.0, 1 serial port, 1 optional second serial port, 1 parallel port, 2 PS/2, 1 RJ-45, 1 VGA, audio in/out, Mic In, Front: 2 USB 2.0, audio ports
Front connectionsDiffers2 x USB2 x USB 2.0
Rear ports noteKnown for one6 USB 2.0; 1 serial; 1 parallel; 2 PS/2; 1 RJ-45; 1 external VGA monitor; 1 audio in; 1 audio out
Headphone outputsKnown for one1
Microphone inKnown for oneYes
Serial ports quantityKnown for one1
Parallel ports quantityKnown for one1
Expansion slots1 differ
Expansion slotsDiffers1 low-profile PCI, 2 full-height PCI (optional), 1 low-profile PCI Express x16, 2 low-profile PCI Express x11 x PCI 2.3 2 x PCI Express x1 1 x PCI Express x16
Power3 differ
Power supply typeKnown for one240W 80 PLUS power supply – Active PFC
Power requirementsDiffersInput voltage 90 – 264 / 100 – 240 VAC, 50/60 Hz, 47 – 63 Hz, active PFC (80% High Efficiency) Operating Voltage Range: 90 – 264 VAC; Rated Voltage Range: 100 – 240 VAC; Rated Line Frequency: 50/60 Hz; Operating Line Frequency Range: 47 – 63 Hz; Rated Input Current: 4.0 A; Rated Input Current 80 PluInput voltage 90 – 140 / 100 – 127 VAC, 50/60 Hz, 47 – 63 Hz, passive PFC Passive Power Factor Correction (PFC) - with line switch set to 230 V - No PFC in 115 V line switch position; 90 to 140 VAC, or 180 to 264 VAC operating voltage range; 100 to 127 VAC, or 200 to 240 VAC rated voltage range; 50-
Power supply input frequencyKnown for one50 - 60 Hz
Power consumption (typical)Differs240 W300 W
Power managementDiffersOperating Voltage Range: 90 – 264 VAC; Rated Voltage Range: 100 – 240 VAC; Rated Line Frequency: 50/60 Hz; Operating Line Frequency Range: 47 – 63 Hz; Rated Input Current: 4.0 A; Rated Input Current 80 Plus: 3.5 A; Current Leakage (NFPA 99): < 275 µA; System Heat Dissipation: Typical 198 btu/hr (50No
Design3 differ
Chassis typeDiffersSFFMicro Tower
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
External drive baysDiffers1 x Slimline2 x 5.25", 1 x 3.5"
Internal drive baysDiffers1 x 3.5"2 x 3.5"
Upgrade typeKnown for oneWindows Vista capable
ErgonomicsKnown for oneANSI HFS 100, ISO 9241-4 / TUVGS
Software2 differ
Operating system installedDiffersWindows Vista BusinessWindows XP Professional
Applications supportedKnown for oneWindows Vista Premium ready
Compatible operating systemsKnown for oneGenuine Windows XP Home 32; Genuine Windows Vista Enterprise 32; Genuine Windows Vista Enterprise 64
Bundled softwareDiffersHP Total Care Advisor, InterVideo WinDVD 5.0, Microsoft Office 2007 Small Business, Microsoft Internet Explorer / Google ToolbarMicrosoft Office 2007 Basic, Microsoft Office 2007 Small Business, Microsoft Office 2007 Professional
Driver LANKnown for oneMicrosoft Windows Vista, Microsoft Windows XP, Microsoft Windows 2000
Audio2 differ
Audio systemDiffersADI1884Realtek ALC888
Audio includedDiffersIntegrated High Definition audio with ADI1884 codec, 3D audio compliant with AC'97 Rev. 2.3, internal PC speakerIntegrated High Definition audio with Realtek ALC888 codec, 3D audio compliant with AC'97 Rev. 2.3, internal PC speaker
Operational conditions2 differ
Storage relative humidity (H-H)Differs5 - 95%10 - 95%
Non-operating relative humidity (non-condensing)Differs5 - 90%10 - 95%
Weight & dimensions4 differ
WidthDiffers337 mm163 mm
DepthDiffers378 mm458 mm
HeightDiffers100 mm25 mm
WeightDiffers8.5 kg9.6 kg
Size (imperial)Known for one33.8 cm (13.3")
Weight (imperial)Known for one18.75 lb
Certificatesidentical
CertificationKnown for oneENERGY STAR qualified, EPEAT Gold and 80 PLUS power supply
Keyboard2 differ
Pointing deviceDiffersHP PS/2 2-Button Optical Scroll Mouse HP PS/2 2-Button Optical Scroll Mouse or HP USB 2-Button Optical Scroll MousePS/2, USB
Keyboard typeDiffersHP PS/2 HP Standard Keyboard (PS/2 or USB) or HP USB Smartcard KeyboardHP PS/2 HP Standard (PS/2, USB)
Multimediaidentical
MultimediaKnown for oneIntegrated High Definition audio with ADI1884 codec (all ports are stereo)
Features1 differ
Security management descriptionDiffersIntegrated 1.2 TPM Embedded Security Chip (except for Russia), HP Business PC Security Lock, HP USB Biometric Fingerprint ReaderPadlock loop, Kensington Lock Support
Other features2 differ
Security featuresDiffersKensington Lock, Solenoid Hood Lock / SensorHP Business security lock kit optional
Drive baysDiffers1 internal 3.5 inch 1 external 5.25 inch, 1 external 3.5 inch2 internal 3.5 inch 2 external 5.25 inch, 1 external 3.5 inch

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