Product comparison · 2 laptops

HP Presario CQ57-471SD Intel® Pentium® B950 vs HP Compaq Presario CQ58-101SD Intel® Celeron® B820

122specifications compared
19differ
103identical
1known for one product only

Key differences

Processor family
- Presario CQ57-471SD Intel® Pentium® B950:Intel® Pentium®
- Compaq Presario CQ58-101SD Intel® Celeron® B820:Intel® Celeron®
Processor model
- Presario CQ57-471SD Intel® Pentium® B950:B950
- Compaq Presario CQ58-101SD Intel® Celeron® B820:B820
Processor frequency
- Presario CQ57-471SD Intel® Pentium® B950:2.1 GHz
- Compaq Presario CQ58-101SD Intel® Celeron® B820:1.7 GHz
Processor cache type
- Presario CQ57-471SD Intel® Pentium® B950:L3
- Compaq Presario CQ58-101SD Intel® Celeron® B820:L2
Processor socket
- Presario CQ57-471SD Intel® Pentium® B950:PGA988
- Compaq Presario CQ58-101SD Intel® Celeron® B820:rPGA988B
Tjunction
- Presario CQ57-471SD Intel® Pentium® B950:85 °C
- Compaq Presario CQ58-101SD Intel® Celeron® B820:100 °C
PCI Express configurations
- Presario CQ57-471SD Intel® Pentium® B950:1x8, 2x16, 1x8+2x4
- Compaq Presario CQ58-101SD Intel® Celeron® B820:1x16, 2x8, 1x8+2x4
CPU multiplier (bus/core ratio)
- Presario CQ57-471SD Intel® Pentium® B950:21
- Compaq Presario CQ58-101SD Intel® Celeron® B820:17

Side by side

Differences highlightedShow differences only

Comparison of CQ57-471SD, CQ58-101SD
123 specifications	A HP Presario CQ57-471SD Intel® Pentium® B950 Model CQ57-471SD View product	B HP Compaq Presario CQ58-101SD Intel® Celeron® B820 Model CQ58-101SD View product
Designidentical
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Country of origin	China	China
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor9 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Celeron®
Processor modelDiffers	B950	B820
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.1 GHz	1.7 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	2 MB	2 MB
Processor cache typeDiffers	L3	L2
Processor socketDiffers	PGA988	rPGA988B
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium B900 Series for Mobile	Intel Celeron Processor B800 Series for Mobile
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	85 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x8, 2x16, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	21	17
ECC supported by processor	No	No
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)	1 x 4 GB	1 x 4 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storage2 differ
Total storage capacityDiffers	500 GB	320 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	320 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive type	DVD Super Multi DL	DVD Super Multi DL
Card reader integrated	Yes	Yes
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
Graphics card family	Intel	Intel
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1050 MHz
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100 Mbit/s	10,100 Mbit/s
BluetoothDiffers	No	Yes
Integrated 4G WiMAX	No	No
Ports & interfacesidentical
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Performance1 differ
Motherboard chipsetDiffers	Intel® HM65 Express	Intel® HM70 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Keyboard layout	QWERTY	QWERTY
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	32 nm	32 nm
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	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)Differs	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	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® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	55627	67193
Processor package size	37.5x37.5 (rPGA988B)	37.5x37.5 (rPGA988B)
Supported instruction sets	SSE4.x	SSE4.x
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Poweridentical
AC adapter power	65 W	65 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Silver, ENERGY STAR	ENERGY STAR
Weight & dimensions2 differ
WeightDiffers	2.55 kg	2.45 kg
Width	376 mm	376 mm
Depth	247 mm	247 mm
HeightDiffers	35.8 mm	31.3 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No

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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