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 2G/160G DVD+/-RW WVST Bus Convertible Minitower PC

120specifications compared
10differ
110identical
1known for one product only

Key differences

The HP Compaq dc7800p Intel Core™2 Duo Processor E6750 2G/160G DVD+/-RW WVST Bus Convertible Minitower 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 2G/160G DVD+/-RW WVST Bus Convertible Minitower 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 E6750 2G/160G DVD+/-RW WVST Bus Convertible Minitower PC has 1 GB more internal memory than the HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC (2 GB vs 1 GB). 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 2G/160G DVD+/-RW WVST Bus Convertible Minitower PC. Memory layout (slots x size): 2 x 0.5 GB on the HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC, 2 x 1 GB on the HP Compaq dc7800p Intel Core™2 Duo Processor E6750 2G/160G DVD+/-RW WVST Bus Convertible Minitower 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 2G/160G DVD+/-RW WVST Bus Convertible Minitower 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 2G/160G DVD+/-RW WVST Bus Convertible Minitower 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 2G/160G DVD+/-RW WVST Bus Convertible Minitower PC:8
Internal memory
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:1 GB
- Compaq dc7800p Intel Core™2 Duo Processor E6750 2G/160G DVD+/-RW WVST Bus Convertible Minitower PC:2 GB
Memory layout (slots x size)
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:2 x 0.5 GB
- Compaq dc7800p Intel Core™2 Duo Processor E6750 2G/160G DVD+/-RW WVST Bus Convertible Minitower PC:2 x 1 GB
Total storage capacity
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:80 GB
- Compaq dc7800p Intel Core™2 Duo Processor E6750 2G/160G DVD+/-RW WVST Bus Convertible Minitower PC:160 GB
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 2G/160G DVD+/-RW WVST Bus Convertible Minitower PC:DVD Super Multi
Storage drive type
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD-ROM WVST Bus Convertible Minitower PC:80 GB
- Compaq dc7800p Intel Core™2 Duo Processor E6750 2G/160G DVD+/-RW WVST Bus Convertible Minitower PC:160 GB

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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 2G/160G DVD+/-RW WVST Bus Convertible Minitower PC
121 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 2G/160G DVD+/-RW WVST Bus Convertible Minitower 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
Memory2 differ
Internal memoryDiffers	1 GB	2 GB
Maximum internal memory	8 GB	8 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Differs	2 x 0.5 GB	2 x 1 GB
Storage3 differ
Total storage capacityDiffers	80 GB	160 GB
Optical drive typeDiffers	DVD-ROM	DVD Super Multi
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
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 typeDiffers	80 GB	160 GB
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA 3100	Intel® GMA 3100
Maximum graphics card memory	0.256 GB	0.256 GB
Graphics card family	Intel	Intel
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
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Modem type	No	No
Networking features	Gigabit	Gigabit
Ports & interfacesidentical
USB 2.0 ports quantity	8	8
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
PS/2 ports quantity	2	2
Serial ports quantity	1	1
Parallel ports quantity	1	1
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
Expansion slotsidentical
PCI Express x1 slots	2	2
PCI Express x16 slots	1	1
Expansion slots	3 x PCI	3 x PCI
Poweridentical
Power requirements	90 – 264 / 100 – 240 VAC, 50/60 Hz, 47 – 63 H	90 – 264 / 100 – 240 VAC, 50/60 Hz, 47 – 63 H
Power consumption (typical)	365 W	365 W
Power management	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: 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
Designidentical
Chassis type	Mini Tower	Mini Tower
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
Displayidentical
Display included	No	No
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
Audioidentical
Audio system	HD	HD
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 & dimensionsidentical
Width	177 mm	177 mm
Depth	452 mm	452 mm
Height	447 mm	447 mm
Weight	11.8 kg	11.8 kg
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
Other featuresidentical
Security features	Kensington Lock, Solenoid Hood Lock / Sensor	Kensington Lock, Solenoid Hood Lock / Sensor
Drive bays	3 external 5.25 inch, 1 external 3.5 inch 2 internal 3.5 inch	3 external 5.25 inch, 1 external 3.5 inch 2 internal 3.5 inch

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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