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Product comparison · 2 pcs/workstations

HP Compaq dc7700 PD 915 2x256M/80G DVD-ROM WXP Pro Small Form Factor PC vs HP Compaq dc7700 Ultra-slim Desktop PC

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  • 123specifications compared
  • 46differ
  • 77identical
  • 10known for one product only

Key differences

  • Processor family
    • Intel® Pentium® D
    • Intel® Core™2 Duo
  • Processor model
    • 915
    • E6400
  • Processor frequency
    • 2.8 GHz
    • 2.13 GHz
  • Processor cache
    • 4 MB
    • 2 MB
  • Processor front side bus
    • 800 MHz
    • 1066 MHz
  • Processor codename
    • Presler
    • Conroe
  • Thermal Design Power (TDP)
    • 95 W
    • 65 W
  • Tcase
    • 63.4 °C
    • 61.4 °C

Side by side

Differences highlightedShow differences only
133 specifications
A

HP

Compaq dc7700 PD 915 2x256M/80G DVD-ROM WXP Pro Small Form Factor PCView product
B

HP

Compaq dc7700 Ultra-slim Desktop PCView product
Processor12 differ
Processor familyDiffersIntel® Pentium® DIntel® Core™2 Duo
Processor modelDiffers915E6400
Processor frequencyDiffers2.8 GHz2.13 GHz
Processor cacheDiffers4 MB2 MB
Processor front side busDiffers800 MHz1066 MHz
Processor seriesDiffersIntel Pentium D 900 SeriesIntel Core 2 Duo E6000 Series
Processor codenameDiffersPreslerConroe
Thermal Design Power (TDP)Differs95 W65 W
TcaseDiffers63.4 °C61.4 °C
Number of processors installedKnown for one1
Number of Processing Die TransistorsDiffers376 M167 M
Processing Die sizeDiffers162 mm²111 mm²
CPU multiplier (bus/core ratio)Differs148
Cache externalKnown for one2048 KB
Memory5 differ
Internal memoryDiffers0.5 GB1 GB
Maximum internal memoryDiffers4 GB3 GB
Memory slotsDiffers4x DIMM3x DIMM
Memory upgradeDiffers4 GB3 GB
Standard memory capacityDiffers512 MB1 MB
Storage3 differ
Total storage capacityDiffers80 GB160 GB
Storage drive controllerDiffersSerial ATA (1.5/3.0 Gb/s)Serial ATA I/II
Diskette driveDiffersOptional NNo
Graphics1 differ
Graphics card RAMDACKnown for one400 MHz
Video adapter, busDiffersPCI Express x16, PCI Express x16PCI Express x16
Maximum graphics card memoryKnown for one0.128 GB
Network1 differ
Networking featuresDiffersIntel 82566DM Gigabit EthernetIntel 82566DM Gigabit
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers68
Serial ports quantityKnown for one1
Parallel ports quantityKnown for one1
I/O portsDiffersRear: 6 USB 2.0, 1 optional serial port, 1 optional parallel port, 1 optional DVI graphics port, 2 PS/2, 1 RJ-45, 1 VGA, audio in/out, Front: 2 USB 2.0, headphone and microphoneRear: 6 USB 2.0, 1 optional serial port (available via adapter), 1 optional parallel port (available via adapter), 1 optional DVI graphics port (available via DVI ADD2 adapter), 2 PS/2, 1 RJ-45, 1 VGA, audio in/out, Front: 2 USB 2.0, headphone and microph
Rear portsDiffers6 USB 2.0; 1 serial; 1 parallel; 2 PS/2; 1 audio in; 1 audio out; 1 RJ-45; 1 external VGA monitor6 USB 2.0; 2 PS/2; 1 audio in; 1 audio out; 1 RJ-45; 1 external VGA monitor
Rear ports noteKnown for oneOptional serial port (available vis adapter); Optional parallel port (available via adapter)
Expansion slots1 differ
Expansion slotsDiffers2x low-profile PCI 1x low-profile PCI Express x1 1x low-profile PCI Express x162x Full-length PCI 1x Low-profile PCI Express x16
Power3 differ
Power supply typeDiffers240W power supply - active PFC200W power supply - Active PFC
Power supplyDiffers240 W200 W
Power consumption (typical)Differs240 W200 W
Design2 differ
Chassis typeDiffersSFFDesktop
External drive baysDiffers1x 5.25"; 1x 3.5"1x Slimline
Softwareidentical
Applications supportedKnown for oneWindows Vista Premium ready
Processor special features4 differ
Embedded options availableDiffersNoYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Physical Address Extension (PAE)Known for one32 bit
Processor ARK IDDiffers2751527249
Thermal Monitoring TechnologiesDiffersNoYes
Audio1 differ
Audio systemDiffersHigh Definition Audio +Realtek ALC262 HDA CodecHDA + Realtek ALC262
Operational conditions2 differ
Operating temperature (T-T)Differs5 - 95 °C10 - 35 °C
Operating relative humidity (H-H)Differs35 - 80%10 - 90%
Maximum operating temperature range (T-T)Known for one10 - 90 °C
Weight & dimensions6 differ
WidthDiffers337.8 mm315 mm
DepthDiffers378.5 mm334.8 mm
HeightDiffers100.3 mm74.9 mm
WeightDiffers8.85 kg5.99 kg
Size (imperial)Differs33.8 cm (13.3")31.5 cm (12.4")
Weight (imperial)Differs17.18 lb12.08 lb
Other features2 differ
Security featuresDiffersHood Cover Security Loop HP Desktop Security Lock 1.2 TPM ChipHood Cover Security Loop HP Desktop Security Lock 1.2 TPM
Drive baysDiffers1 internal 3.5 inch 1 external 5.25 inch, 1 external 3.5 inch1 internal 3.5 inch 1 external Slimline

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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