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Product comparison · 2 pcs/workstations

HP dc7900 CMT + LP2275w vs HP Pro 3015 MT + LA1905wg

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  • 95specifications compared
  • 44differ
  • 51identical
  • 24known for one product only

Key differences

The HP dc7900 CMT + LP2275w has 1 more processor cores than the HP Pro 3015 MT + LA1905wg (2 vs 1). The HP dc7900 CMT + LP2275w has 1 more processor threads than the HP Pro 3015 MT + LA1905wg (2 vs 1). The HP dc7900 CMT + LP2275w has 1.83 GHz more processor frequency than the HP Pro 3015 MT + LA1905wg (3.16 GHz vs 1.33 GHz). Only the HP Pro 3015 MT + LA1905wg has DVI port. Only the HP Pro 3015 MT + LA1905wg has embedded options available.

  • Processor family
    • Intel® Core™2 Duo
    • Intel® Celeron® M
  • Processor model
    • E8500
    • 215
  • Processor cores
    • 2
    • 1
  • Processor threads
    • 2
    • 1
  • Processor frequency
    • 3.16 GHz
    • 1.33 GHz
  • Processor cache
    • 6 MB
    • 0.512 MB
  • Processor front side bus
    • 1333 MHz
    • 533 MHz
  • Processor lithography
    • 45 nm
    • 65 nm

Side by side

Differences highlightedShow differences only
119 specifications
A

HP

dc7900 CMT + LP2275wView product
B

HP

Pro 3015 MT + LA1905wgView product
Processor15 differ
Processor familyDiffersIntel® Core™2 DuoIntel® Celeron® M
Processor modelDiffersE8500215
Processor coresDiffers21
Processor threadsDiffers21
Processor frequencyDiffers3.16 GHz1.33 GHz
Processor cacheDiffers6 MB0.512 MB
Processor front side busDiffers1333 MHz533 MHz
Processor lithographyDiffers45 nm65 nm
Processor operating modesDiffers64-bit32-bit
Processor seriesDiffersIntel Core 2 Duo E8000 SeriesIntel Celeron M 533 MHz FSB
Processor codenameDiffersWolfdaleYonah
Processor system typeKnown for oneDP
Thermal Design Power (TDP)Differs65 W27 W
TcaseKnown for one72.4 °C
Processor socketDiffersLGA 775 (Socket T)Socket 479
Number of Processing Die TransistorsKnown for one410 M
Processing Die sizeDiffers107 mm²90 mm²
CPU multiplier (bus/core ratio)Differs9.510
Processor core voltage (AC)Known for one0.850/1.3625 V
Memory2 differ
Maximum internal memoryDiffers16 GB8 GB
Internal memory typeDiffersDDR2-SDRAMDDR3-SDRAM
Memory clock speedKnown for one1333 MHz
Storage1 differ
Total storage capacityDiffers250 GB320 GB
Graphics1 differ
Discrete graphics card modelDiffersIntel® GMA 4500MNVIDIA GeForce 9100
Maximum graphics card memoryKnown for one8.256 GB
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers86
DVI portDiffersNoYes
PS/2 ports quantityDiffers20
Firewire (IEEE 1394) portsDiffers01
Serial ports quantityDiffers10
Power1 differ
Power requirementsKnown for one90 – 264 / 100 – 240 VAC, 50/60 Hz
Power supplyDiffers365 W300 W
Power supply input voltageKnown for one100 - 240 V
Power supply input frequencyKnown for one50 - 60 Hz
Power consumption (typical)Known for one300 W
Design1 differ
Chassis typeDiffersMini TowerMicro Tower
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Software1 differ
Operating system installedDiffersWindows Vista BusinessWindows 7 Professional
Bundled softwareKnown for oneHP ProtectTools Security Software Suite Version 4.0, HP Power Manager, HP Firefox Virtual Browser, HP Backup & Recovery Manager, HP Insight Diagnostics Software, Computer Setup Utility, Roxio Creator Business 10 or DVD 10 / Easy Media Creator 9.0, Intervideo WinDVD 8 LE, PDF Complete
Display5 differ
Display diagonalDiffers55.9 cm (22")48.3 cm (19")
Display resolutionDiffers1680 x 1050 pixels1440 x 900 pixels
Display brightnessDiffers300 cd/m²250 cd/m²
Viewing angle, horizontalDiffers178°160°
Viewing angle, verticalDiffers178°160°
Processor special features9 differ
Embedded options availableDiffersNoYes
Enhanced Intel SpeedStep TechnologyDiffersYesNo
Idle StatesKnown for oneYes
Intel 64DiffersYesNo
Intel Enhanced Halt StateDiffersYesNo
Intel Trusted Execution TechnologyDiffersYesNo
Intel Virtualization Technology (VT-x)Known for oneYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Processor ARK IDDiffers3391132240
Processor codeDiffersSLAPKSLA4L
Processor package sizeKnown for one37.5 x 37.5 mm
Thermal Monitoring TechnologiesDiffersYesNo
Weight & dimensions3 differ
WidthDiffers177 mm185 mm
DepthDiffers452 mm416 mm
HeightDiffers447 mm385 mm
WeightKnown for one11.8 kg
Optical driveidentical
LightScribeKnown for oneYes
Expansion slotsidentical
Expansion slotsKnown for one1 full-height PCI, 1 full-height PCI Express x16, 2 full-height PCI Express x1
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Storage temperature (T-T)Known for one-30 - 65 °C
Operating relative humidity (H-H)Known for one10 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Non-operating altitudeKnown for one9144

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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