Product comparison · 2 pcs/workstations

HP Compaq dc7900 MT vs HP dc5800 SFF + LP2065

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  • 92specifications compared
  • 29differ
  • 63identical
  • 26known for one product only

Key differences

The HP dc5800 SFF + LP2065 has 0.4 GHz more processor frequency than the HP Compaq dc7900 MT (3 GHz vs 2.6 GHz). The HP dc5800 SFF + LP2065 has 4 MB more processor cache than the HP Compaq dc7900 MT (6 MB vs 2 MB). The HP dc5800 SFF + LP2065 has 533 MHz more processor front side bus than the HP Compaq dc7900 MT (1333 MHz vs 800 MHz). Only the HP dc5800 SFF + LP2065 has Intel Trusted Execution Technology. Only the HP dc5800 SFF + LP2065 has Intel Virtualization Technology for Directed I/O (VT-d).

  • Processor family
    • Compaq dc7900 MT:Intel® Pentium®
    • dc5800 SFF + LP2065:Intel® Core™2 Duo
  • Processor model
    • Compaq dc7900 MT:E5300
    • dc5800 SFF + LP2065:E8400
  • Processor frequency
    • Compaq dc7900 MT:2.6 GHz
    • dc5800 SFF + LP2065:3 GHz
  • Processor cache
    • Compaq dc7900 MT:2 MB
    • dc5800 SFF + LP2065:6 MB
  • Processor front side bus
    • Compaq dc7900 MT:800 MHz
    • dc5800 SFF + LP2065:1333 MHz
  • Tcase
    • Compaq dc7900 MT:74.1 °C
    • dc5800 SFF + LP2065:72.4 °C
  • Number of Processing Die Transistors
    • Compaq dc7900 MT:228 M
    • dc5800 SFF + LP2065:410 M
  • Processing Die size
    • Compaq dc7900 MT:82 mm²
    • dc5800 SFF + LP2065:107 mm²

Side by side

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Comparison of Compaq dc7900 MT, dc5800 SFF + LP2065
118 specifications
Processor11 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Pentium®Intel® Core™2 Duo
Processor modelDiffersE5300E8400
Processor cores22
Processor threads22
Processor frequencyDiffers2.6 GHz3 GHz
Processor cacheDiffers2 MB6 MB
Processor cache typeL2L2
Processor front side busDiffers800 MHz1333 MHz
Bus typeFSBFSB
FSB ParityNoNo
Processor lithography45 nm45 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Pentium E5000 Series for DesktopIntel Core 2 Duo E8000 Series
Processor codenameWolfdaleWolfdale
Thermal Design Power (TDP)65 W65 W
TcaseDiffers74.1 °C72.4 °C
Processor socketLGA 775 (Socket T)LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers228 M410 M
Processing Die sizeDiffers82 mm²107 mm²
CPU multiplier (bus/core ratio)Differs139
SteppingDiffersR0E0
ECC supported by processorNoNo
Memory3 differ
Internal memoryDiffers3 GB2 GB
Maximum internal memoryDiffers16 GB8 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Memory layout (slots x size)Differs3 x 1 GB2 x 1 GB
Memory clock speed800 MHz800 MHz
Storage2 differ
Total storage capacityDiffers250 GB500 GB
Optical drive typeDiffersDVD Super MultiDVD±RW
HDD interfaceSATASATA
HDD speed7200 RPM7200 RPM
Card reader integratedYesYes
Floppy drive installedKnown for oneNoUnknown — not stated by the source
Storage drive controllerKnown for oneSATA 3.0Gb/sUnknown — not stated by the source
Graphics1 differ
On-board graphics cardYesYes
Discrete graphics card modelDiffersIntel® GMA 4500MIntel® GMA 3100
Video adapter, busKnown for onePCI Express x16Unknown — not stated by the source
On-board graphics card modelKnown for oneUnknown — not stated by the sourceNot available
Performanceidentical
Product typePCPC
Optical driveidentical
LightScribeYesYes
Networkidentical
Ethernet LANKnown for oneYesUnknown — not stated by the source
Wi-FiKnown for oneNoUnknown — not stated by the source
Networking featuresGigabit EthernetGigabit Ethernet
Ports & interfacesidentical
USB 2.0 ports quantity88
HDMI ports quantityKnown for one0Unknown — not stated by the source
Ethernet LAN (RJ-45) ports11
Headphone outputs11
Microphone inYesYes
VGA (D-Sub) ports quantity11
DVI portKnown for oneNoUnknown — not stated by the source
PS/2 ports quantity22
Firewire (IEEE 1394) portsKnown for one0Unknown — not stated by the source
Serial ports quantity11
Parallel ports quantity00
Expansion slotsidentical
PCI Express x1 slotsKnown for one2Unknown — not stated by the source
PCI Express x16 slotsKnown for one1Unknown — not stated by the source
Power1 differ
Power supplyDiffers365 W240 W
Power supply input voltage100 - 240 V100 - 240 V
Power supply input frequency50 - 60 Hz50 - 60 Hz
Design1 differ
Chassis typeDiffersMini TowerSFF
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
External drive baysKnown for one3 x 5.25", 1 x 3.5"Unknown — not stated by the source
Country of originChinaChina
Softwareidentical
Operating system installedWindows Vista BusinessWindows Vista Business
Optional operating system suppliedKnown for oneWindows XP ProfessionalUnknown — not stated by the source
Bundled softwareKnown for oneUnknown — not stated by the sourceHP ProtectTools Security Solutions, HP Backup & Recovery Manager, HP Insight Diagnostics (HP Backup & Recovery Manager), HP Software Agent, HP Total Care Advisor, HP Client Configuration Manager, HP Client Manager - Altiris, HP SoftPaq Download Manager, HP Client Catalog - Microsoft SMS, HP Systems
Displayidentical
Display includedYesYes
Display diagonalKnown for oneUnknown — not stated by the source50.8 cm (20")
Display resolutionKnown for oneUnknown — not stated by the source1600 x 1200 pixels
Contrast ratio (typical)Known for oneUnknown — not stated by the source800:1
Display brightnessKnown for oneUnknown — not stated by the source300 cd/m²
Processor special features5 differ
CPU configuration (max)Known for one1Unknown — not stated by the source
Embedded options availableYesYes
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
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 TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)NoNo
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® Wireless Display (Intel® WiDi)NoNo
Processor ARK IDDiffers3530033910
Processor codeDiffersSLB9USLB9J
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
Graphics & IMC lithographyKnown for oneUnknown — not stated by the source45 nm
Processor package sizeKnown for oneUnknown — not stated by the source37.5 x 37.5 mm
Audio1 differ
Audio systemDiffersHDAHigh Definition Audio
Operational conditionsidentical
Storage temperature (T-T)Known for one-30 - 60 °CUnknown — not stated by the source
Operating relative humidity (H-H)Known for one10 - 90%Unknown — not stated by the source
Storage relative humidity (H-H)Known for one5 - 95%Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers177 mm337 mm
DepthDiffers452 mm378 mm
HeightDiffers447 mm100 mm
WeightDiffers11.8 kg8.1 kg
Packaging contentidentical
Remote control includedKnown for oneNoUnknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for oneNoUnknown — not stated by the source

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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