Product comparison · 2 pcs/workstations

HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC vs HP Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC

101specifications compared
17differ
84identical
27known for one product only

Key differences

The HP Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC has 0.33 GHz more processor frequency than the HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC (2.66 GHz vs 2.33 GHz). The HP Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC has 1 more CPU multiplier (bus/core ratio) than the HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC (8 vs 7). The HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC has 125 W more power consumption (typical) than the HP Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC (365 W vs 240 W). Processor model: E6550 on the HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC, E6750 on the HP Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC. Optical drive type: DVD-ROM on the HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC, DVD Super Multi on the HP Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC.

Processor model
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:E6550
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:E6750
Processor frequency
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:2.33 GHz
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:2.66 GHz
CPU multiplier (bus/core ratio)
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:7
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:8
Optical drive type
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:DVD-ROM
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:DVD Super Multi
Power consumption (typical)
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:365 W
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:240 W
Processor ARK ID
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:30783
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:30784
Processor code
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:SLA9X
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:SLA9V
Width
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:177 mm
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:337 mm

Side by side

Differences highlightedShow differences only

Comparison of Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC, Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC
128 specifications	A HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC View product	B HP Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC View product
Processor3 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	E6550	E6750
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.33 GHz	2.66 GHz
Processor cache	4 MB	4 MB
Processor cache type	L2	L2
Processor front side bus	1333 MHz	1333 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithography	65 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core 2 Duo E6000 Series	Intel Core 2 Duo E6000 Series
Processor codename	Conroe	Conroe
Thermal Design Power (TDP)	65 W	65 W
Tcase	72 °C	72 °C
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die Transistors	291 M	291 M
Processing Die size	143 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	7	8
Stepping	G0	G0
ECC supported by processor	No	No
Processor technology	Intel vPro	Intel vPro
Memoryidentical
Internal memory	1 GB	1 GB
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Known for one	2 x 0.5 GB	Unknown — not stated by the source
Storage1 differ
Total storage capacityKnown for one	80 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD-ROM	DVD Super Multi
HDD speed	7200 RPM	7200 RPM
Card reader integratedKnown for one	No	Unknown — not stated by the source
Storage drive controller	SATA 3.0Gb/s NCQ SMART VI	SATA 3.0Gb/s NCQ SMART VI
Disk subsystem controller	SATA 3.0Gb/s	SATA 3.0Gb/s
Diskette drive	Optional	Optional
Storage drive type	80 GB	80 GB
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel® GMA 3100	Unknown — not stated by the source
Maximum graphics card memory	0.256 GB	0.256 GB
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Video card features	3D/2D Controller: support is fully compliant with Microsoft standard API such as Microsoft DirectX9, DirectXVA, VMR9, GDI/GDI+; OpenGL 1.4.; Integrated VGA Controller; integrated 400 MHz RAMDAC; 400 MHz Controller Clock Speed; Overlay Planes: Single overlay support with 5x3 filtering; Maximum Color	3D/2D Controller: support is fully compliant with Microsoft standard API such as Microsoft DirectX9, DirectXVA, VMR9, GDI/GDI+; OpenGL 1.4.; Integrated VGA Controller; integrated 400 MHz RAMDAC; 400 MHz Controller Clock Speed; Overlay Planes: Single overlay support with 5x3 filtering; Maximum Color
Video adapter, bus	PCI Express x16	PCI Express x16
Video card resolution	Maximum Vertical Refresh Rate: 85 Hz at up to 1920x1440, 75 Hz at 2048x1536	Maximum Vertical Refresh Rate: 85 Hz at up to 1920x1440, 75 Hz at 2048x1536
Performanceidentical
Product type	PC	PC
Network1 differ
Modem type	No	No
Networking featuresDiffers	Gigabit	Integrated Intel 82566DM Gigabit Network Connection
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one	8	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
PS/2 ports quantityKnown for one	2	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Parallel ports quantityKnown for one	1	Unknown — not stated by the source
I/O ports	Rear: 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 ports	Rear: 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 ports
Rear ports noteKnown for one	Unknown — not stated by the source	6 USB 2.0; 1 serial; 1 parallel; 2 PS/2; 1 RJ-45; 1 external VGA monitor; 1 audio in; 1 audio out
Expansion slots1 differ
PCI Express x1 slotsKnown for one	2	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
Expansion slotsDiffers	3 x PCI	1 low-profile PCI, 2 full-height PCI (optional), 1 low-profile PCI Express x16, 2 low-profile PCI Express x1
Power3 differ
Power requirementsDiffers	90 – 264 / 100 – 240 VAC, 50/60 Hz, 47 – 63 H	Input 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 Plu
Power consumption (typical)Differs	365 W	240 W
Power managementDiffers	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: 6.0 A; Rated Input Current 80 Plus: 5.0 A; Current Leakage (NFPA 99): < 450 µA; System Heat Dissipation: Typical 222 btu/hr (56	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 Plus: 3.5 A; Current Leakage (NFPA 99): < 275 µA; System Heat Dissipation: Typical 198 btu/hr (50
Power supply typeKnown for one	Unknown — not stated by the source	240W 80 Plus Active PFC
Designidentical
Chassis typeKnown for one	Mini Tower	Unknown — not stated by the source
Country of origin	China	China
Upgrade type	Windows Vista capable	Windows Vista capable
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Applications supported	Windows Vista Premium ready	Windows Vista Premium ready
Bundled software	On some models only (not included with FreeDOS): HP ProtectTools Security Solutions, HP OpenView Configuration Management Solutions Agent, HP Backup and Recovery Manager, HP Insight Diagnostics (available via HP Backup and Recovery Manager), HP Client Foundation Suite (HP Client Manager, HP Systems	On some models only (not included with FreeDOS): HP ProtectTools Security Solutions, HP OpenView Configuration Management Solutions Agent, HP Backup and Recovery Manager, HP Insight Diagnostics (available via HP Backup and Recovery Manager), HP Client Foundation Suite (HP Client Manager, HP Systems
Driver LAN	Microsoft Windows Vista, Microsoft Windows XP, Microsoft Windows 2000	Microsoft Windows Vista, Microsoft Windows XP, Microsoft Windows 2000
Compatible operating systemsKnown for one	Unknown — not stated by the source	Genuine Windows XP Home 32; Genuine Windows Vista Enterprise 32; Genuine Windows Vista Enterprise 64
Displayidentical
Display includedKnown for one	No	Unknown — not stated by the source
Processor special features2 differ
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	30783	30784
Processor codeDiffers	SLA9X	SLA9V
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Thermal Monitoring Technologies	Yes	Yes
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Audio1 differ
Audio systemDiffers	HD	Integrated High Definition audio with ADI1884 codec, 3D audio compliant with AC'97 Rev. 2.3, internal PC speaker
Audio included	Integrated High Definition audio with ADI1884 codec, 3D audio compliant with AC'97 Rev. 2.3, internal PC speaker	Integrated High Definition audio with ADI1884 codec, 3D audio compliant with AC'97 Rev. 2.3, internal PC speaker
Operational conditionsidentical
Operating temperature (T-T)	10 - 35 °C	10 - 35 °C
Storage temperature (T-T)	-30 - 60 °C	-30 - 60 °C
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Relative humidity	10 - 90%	10 - 90%
Non-operating altitude	9144	9144
Non-operating relative humidity (non-condensing)	5 - 90%	5 - 90%
Weight & dimensions4 differ
WidthDiffers	177 mm	337 mm
DepthDiffers	452 mm	378 mm
HeightDiffers	447 mm	100 mm
WeightDiffers	11.8 kg	8.5 kg
Size (imperial)Known for one	Unknown — not stated by the source	33.8 cm (13.3")
Weight (imperial)Known for one	Unknown — not stated by the source	18.75 lb
Keyboardidentical
Pointing device	HP PS/2 2-Button Optical Scroll Mouse	HP PS/2 2-Button Optical Scroll Mouse
Keyboard type	HP PS/2	HP PS/2
Featuresidentical
Security management description	Integrated 1.2 TPM Embedded Security Chip (except for Russia), HP Business PC Security Lock, HP USB Biometric Fingerprint Reader	Integrated 1.2 TPM Embedded Security Chip (except for Russia), HP Business PC Security Lock, HP USB Biometric Fingerprint Reader
Manageability featuresKnown for one	Unknown — not stated by the source	Intel vPro technology enabled, helps to lower IT costs and simplify manageability
Other features1 differ
Security features	Kensington Lock, Solenoid Hood Lock / Sensor	Kensington Lock, Solenoid Hood Lock / Sensor
Drive baysDiffers	3 external 5.25 inch, 1 external 3.5 inch 2 internal 3.5 inch	1 external 5.25 inch, 1 external 3.5 inch 1 internal 3.5 inch
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	ENERGY STAR qualified; EPEAT Gold; 80% efficient power supply
Multimediaidentical
MultimediaKnown for one	Unknown — not stated by the source	Integrated High Definition audio with ADI1884 codec (all ports are stereo)

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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