Product comparison · 2 pcs/workstations

HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD/CD-RW Combo WVST Bus Ultra Slim Desktop PC vs HP Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC

105specifications compared
22differ
83identical
6known 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/CD-RW Combo WVST Bus Ultra Slim Desktop 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/CD-RW Combo WVST Bus Ultra Slim Desktop PC (8 vs 7). The HP Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC has 105 W more power consumption (typical) than the HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD/CD-RW Combo WVST Bus Ultra Slim Desktop PC (240 W vs 135 W). Processor model: E6550 on the HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD/CD-RW Combo WVST Bus Ultra Slim Desktop PC, E6750 on the HP Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC. Storage drive controller: SATA 1.5 Gb/s on the HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD/CD-RW Combo WVST Bus Ultra Slim Desktop PC, SATA 3.0Gb/s NCQ SMART VI 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/CD-RW Combo WVST Bus Ultra Slim Desktop 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/CD-RW Combo WVST Bus Ultra Slim Desktop 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/CD-RW Combo WVST Bus Ultra Slim Desktop PC:7
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:8
Storage drive controller
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD/CD-RW Combo WVST Bus Ultra Slim Desktop PC:SATA 1.5 Gb/s
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:SATA 3.0Gb/s NCQ SMART VI
Disk subsystem controller
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD/CD-RW Combo WVST Bus Ultra Slim Desktop PC:SATA 1.5 Gb/s
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:SATA 3.0Gb/s
Power consumption (typical)
- Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD/CD-RW Combo WVST Bus Ultra Slim Desktop PC:135 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/CD-RW Combo WVST Bus Ultra Slim Desktop 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/CD-RW Combo WVST Bus Ultra Slim Desktop PC:SLA9X
- Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC:SLA9V

Side by side

Differences highlightedShow differences only

Comparison of Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD/CD-RW Combo WVST Bus Ultra Slim Desktop PC, Compaq dc7800p Intel Core™2 Duo Processor E6750 1G/160G DVD+/-RW WVST Bus Small Form Factor PC
111 specifications	A HP Compaq dc7800p Intel Core™2 Duo Processor E6550 1G/80G DVD/CD-RW Combo WVST Bus Ultra Slim Desktop 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 modelDiffers	E6550	E6750
Processor frequencyDiffers	2.33 GHz	2.66 GHz
CPU multiplier (bus/core ratio)Differs	7	8
Memoryidentical
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage2 differ
Optical drive typeKnown for one	Unknown — not stated by the source	DVD Super Multi
Storage drive controllerDiffers	SATA 1.5 Gb/s	SATA 3.0Gb/s NCQ SMART VI
Disk subsystem controllerDiffers	SATA 1.5 Gb/s	SATA 3.0Gb/s
Networkidentical
Modem typeKnown for one	Unknown — not stated by the source	No
Ports & interfaces2 differ
I/O portsDiffers	Rear: 6 USB 2.0, 1 DVI-D graphics 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 noteDiffers	6 USB 2.0; 2 PS/2; 1 RJ-45; 1 audio in; 1 audio out; 1 external VGA monitor; 1 DVI-D	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 slotsidentical
Expansion slotsKnown for one	Unknown — not stated by the source	1 low-profile PCI, 2 full-height PCI (optional), 1 low-profile PCI Express x16, 2 low-profile PCI Express x1
Power4 differ
Power supply typeDiffers	135W External 80% High Efficiency Active PFC	240W 80 Plus Active PFC
Power requirementsDiffers	Input voltage 90 – 264 / 100 – 240 VAC, 50/60 Hz, 47 – 63 Hz, active PFC standard (External 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 80 Plus: 1.5 A;	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	135 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 80 Plus: 1.5 A; Current Leakage (NFPA 99): < 275 µA; System Heat Dissipation 80 Plus: Typical 133 btu/hr (33.5 kg-cal/hr), Maximu	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
Processor special features2 differ
Processor ARK IDDiffers	30783	30784
Processor codeDiffers	SLA9X	SLA9V
Weight & dimensions6 differ
WidthDiffers	251 mm	337 mm
DepthDiffers	254 mm	378 mm
HeightDiffers	66 mm	100 mm
WeightDiffers	3.1 kg	8.5 kg
Size (imperial)Differs	25.1 cm (9.9")	33.8 cm (13.3")
Weight (imperial)Differs	7.0 lb	18.75 lb
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	ENERGY STAR qualified; EPEAT Gold; 80% efficient power supply
Features1 differ
Security management descriptionDiffers	Integrated 1.2 TPM Embedded Security Chip (except for Russia), Kensington Lock Support, HP Business PC Security Lock, HP USB Biometric Fingerprint Reader, HP Rear Port Controller Cover	Integrated 1.2 TPM Embedded Security Chip (except for Russia), HP Business PC Security Lock, HP USB Biometric Fingerprint Reader
Other features2 differ
Security featuresDiffers	Kensington Lock, Hood Removal Sensor	Kensington Lock, Solenoid Hood Lock / Sensor
Drive baysDiffers	1 Slimline Drive Bay 1 internal 2.5 inch	1 external 5.25 inch, 1 external 3.5 inch 1 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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