Product comparison · 2 laptops

HP 550 Notebook PC vs HP Compaq Presario C790ED Notebook PC

53specifications compared
17differ
36identical
71known for one product only

Key differences

Processor family
- 550 Notebook PC:Intel® Celeron® M
- Compaq Presario C790ED Notebook PC:Intel® Pentium®
Processor frequency
- 550 Notebook PC:1.73 GHz
- Compaq Presario C790ED Notebook PC:1.86 GHz
Processor cache
- 550 Notebook PC:2 MB
- Compaq Presario C790ED Notebook PC:1 MB
Processor front side bus
- 550 Notebook PC:800 MHz
- Compaq Presario C790ED Notebook PC:533 MHz
Internal memory
- 550 Notebook PC:1 GB
- Compaq Presario C790ED Notebook PC:2 GB
Total storage capacity
- 550 Notebook PC:120 GB
- Compaq Presario C790ED Notebook PC:160 GB
Optical drive type
- 550 Notebook PC:DVD Super Multi DL
- Compaq Presario C790ED Notebook PC:DVD Super Multi
Card reader integrated
- 550 Notebook PC:Yes
- Compaq Presario C790ED Notebook PC:No

Side by side

Differences highlightedShow differences only

Comparison of 550 Notebook PC, Compaq Presario C790ED Notebook PC
124 specifications	A HP 550 Notebook PC View product	B HP Compaq Presario C790ED Notebook PC View product
Designidentical
Country of origin	China	China
Displayidentical
Display diagonal	39.1 cm (15.4")	39.1 cm (15.4")
Display resolution	1280 x 800 pixels	1280 x 800 pixels
Native aspect ratio	16:10	16:10
Processor4 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron® M	Intel® Pentium®
Processor modelKnown for one	Unknown — not stated by the source	T2390
Processor coresKnown for one	Unknown — not stated by the source	2
Processor threadsKnown for one	Unknown — not stated by the source	2
Processor frequencyDiffers	1.73 GHz	1.86 GHz
Processor cacheDiffers	2 MB	1 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	533 MHz
Processor socketKnown for one	Unknown — not stated by the source	Socket M (mPGA478MT)
Processor lithographyKnown for one	Unknown — not stated by the source	65 nm
Processor operating modesKnown for one	Unknown — not stated by the source	32-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Pentium T2000 Series for Mobile
Processor codenameKnown for one	Unknown — not stated by the source	Merom
Bus typeKnown for one	Unknown — not stated by the source	FSB
FSB ParityKnown for one	Unknown — not stated by the source	No
SteppingKnown for one	Unknown — not stated by the source	M0
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	35 W
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	291 M
Processing Die sizeKnown for one	Unknown — not stated by the source	143 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	14
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memory1 differ
Internal memoryDiffers	1 GB	2 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 1 GB
Memory clock speedKnown for one	667 MHz	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	120 GB	160 GB
HDD speed	5400 RPM	5400 RPM
Optical drive typeDiffers	DVD Super Multi DL	DVD Super Multi
Card reader integratedDiffers	Yes	No
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
Graphicsidentical
Discrete graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA X3100	Intel® GMA X3100
Maximum graphics card memoryKnown for one	0.384 GB	Unknown — not stated by the source
Optical driveidentical
LightScribe	Yes	Yes
Network2 differ
Networking typeDiffers	Fast Ethernet	10/100BT
Wireless technologyDiffers	Broadcom 802.11 b/g	802.11b/g
Bluetooth	No	No
Networking featuresKnown for one	Intel Fast Ethernet Integrated Controller (10/100 NIC)	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-outDiffers	No	Yes
TV-out typeKnown for one	Unknown — not stated by the source	S-Video
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
Keyboardidentical
Keyboard layout	QWERTY	QWERTY
Softwareidentical
Operating system installed	Windows Vista Home Basic	Windows Vista Home Basic
Bundled softwareKnown for one	HP Backup & Recovery Manager, Roxio Creator Basic 9	Unknown — not stated by the source
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	No
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	No
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	No
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Insider™Known for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Intel® Quick Sync Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	No
Processor ARK IDKnown for one	Unknown — not stated by the source	35153
Processor codeKnown for one	Unknown — not stated by the source	SLA4H
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Poweridentical
DC-in jack	Yes	Yes
Weight & dimensions4 differ
WeightDiffers	2.49 kg	3.1 kg
WidthDiffers	358 mm	357 mm
DepthDiffers	267 mm	257 mm
Height (front)Differs	3.2 cm	2.54 cm
Height (rear)Known for one	Unknown — not stated by the source	3.96 cm
Packaging dataidentical
Package weightKnown for one	Unknown — not stated by the source	4.45 kg
Other features1 differ
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Supplied AC adapter typeDiffers	AC	AC, UP
Audioidentical
Audio systemKnown for one	HDA	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	No	Unknown — not stated by the source
Batteryidentical
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery life (max)Known for one	4.5 h	Unknown — not stated by the source
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95, 5 - 90	Unknown — 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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