Product comparison · 2 laptops

Acer Aspire One 751h-52Bk Intel Atom® Z520 Netbook vs HP 620 + XN819EA

83specifications compared
38differ
45identical
42known for one product only

Key differences

Display diagonal
- Aspire One 751h-52Bk Intel Atom® Z520 Netbook:29.5 cm (11.6")
- 620 + XN819EA:39.6 cm (15.6")
Processor family
- Aspire One 751h-52Bk Intel Atom® Z520 Netbook:Intel Atom®
- 620 + XN819EA:Intel® Core™2 Duo
Processor model
- Aspire One 751h-52Bk Intel Atom® Z520 Netbook:Z520
- 620 + XN819EA:T6670
Processor cores
- Aspire One 751h-52Bk Intel Atom® Z520 Netbook:1
- 620 + XN819EA:2
Processor frequency
- Aspire One 751h-52Bk Intel Atom® Z520 Netbook:1.33 GHz
- 620 + XN819EA:2.2 GHz
Processor cache
- Aspire One 751h-52Bk Intel Atom® Z520 Netbook:0.512 MB
- 620 + XN819EA:2 MB
Processor front side bus
- Aspire One 751h-52Bk Intel Atom® Z520 Netbook:533 MHz
- 620 + XN819EA:800 MHz
Processor socket
- Aspire One 751h-52Bk Intel Atom® Z520 Netbook:PBGA441
- 620 + XN819EA:Socket 478

Side by side

Differences highlightedShow differences only

Comparison of 751h-52Bk, 620 + XN819EA
125 specifications	A Acer Aspire One 751h-52Bk Intel Atom® Z520 Netbook Model 751h-52Bk View product	B HP 620 + XN819EA View product
Designidentical
Country of originKnown for one	Unknown — not stated by the source	China
Product typeKnown for one	Netbook	Unknown — not stated by the source
Product colourKnown for one	Black	Unknown — not stated by the source
Display1 differ
Display diagonalDiffers	29.5 cm (11.6")	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
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel Atom®	Intel® Core™2 Duo
Processor modelDiffers	Z520	T6670
Processor coresDiffers	1	2
Processor threads	2	2
Processor frequencyDiffers	1.33 GHz	2.2 GHz
Processor cacheDiffers	0.512 MB	2 MB
Processor cache type	L2	L2
Processor front side busDiffers	533 MHz	800 MHz
Processor socketDiffers	PBGA441	Socket 478
Processor lithography	45 nm	45 nm
Processor operating modesDiffers	32-bit	64-bit
Processor seriesDiffers	Intel Atom Z500 Series	Intel Core 2 Duo T6000 Series
Processor codenameDiffers	Silverthorne	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
Thermal Design Power (TDP)Differs	2 W	35 W
TjunctionDiffers	90 °C	105 °C
Number of Processing Die TransistorsDiffers	47 M	410 M
Processing Die sizeDiffers	26 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	10	11
ECC supported by processor	No	No
SteppingKnown for one	C0	Unknown — not stated by the source
Scenario Design Power (SDP)Known for one	0.96 W	Unknown — not stated by the source
Memory4 differ
Internal memoryDiffers	1 GB	4 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory slotsDiffers	1x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	2 GB	4 GB
Memory layout (slots x size)Known for one	1 x 1 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	160 GB	320 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA II
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD, xD	MMC, SD
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Graphicsidentical
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel® GMA 4500MHD
Graphics card family	Intel	Intel
Graphics cardKnown for one	GMA 500	Unknown — not stated by the source
Audio1 differ
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakersDiffers	2	1
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	Yes
Network1 differ
Wi-Fi	Yes	Yes
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Ethernet LAN	Yes	Yes
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.1+EDR
Wireless technologyKnown for one	IEEE 802.11a/b/g	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	10,100 Mbit/s	Unknown — not stated by the source
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 portKnown for one	Unknown — not stated by the source	No
VGA (D-Sub) ports quantity	1	1
Headphone outputs	1	1
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Microphone inKnown for one	Unknown — not stated by the source	Yes
Docking connectorKnown for one	Unknown — not stated by the source	No
ExpressCard slotKnown for one	Unknown — not stated by the source	Yes
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	2
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	Yes
TV-outKnown for one	Unknown — not stated by the source	No
Performance1 differ
Motherboard chipsetDiffers	Intel® SCH US15W	Intel® GM45 Express
GPS (satellite)Known for one	No	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	Touchpad
Software1 differ
Operating system installedDiffers	Windows XP Home Edition	Windows 7 Professional
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Processor special features7 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Intel 64Differs	No	Yes
Intel Clear Video Technology	No	No
Intel Demand Based SwitchingDiffers	Yes	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt StateDiffers	Yes	No
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	No	No
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® 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)Differs	Yes	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	35466	42109
Processor package sizeDiffers	13 x 14 mm	35 x 35 mm
Thermal Monitoring TechnologiesDiffers	Yes	No
Conflict-Free processor	No	No
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Processor codeKnown for one	SLB2H	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE2, SSE3, SSSE3	Unknown — not stated by the source
Battery2 differ
Number of battery cellsDiffers	3	6
Battery life (max)Differs	4 h	5.3 h
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Weight & dimensions3 differ
WeightDiffers	1.25 kg	2.36 kg
WidthDiffers	284 mm	371.8 mm
DepthDiffers	198 mm	249.6 mm
Height (front)Known for one	Unknown — not stated by the source	2.75 cm
HeightKnown for one	24 mm	Unknown — not stated by the source
Other featuresidentical
Infrared data portKnown for one	Unknown — not stated by the source	No
Supplied AC adapter type	AC	AC
Cameraidentical
Front camera resolution (numeric)Known for one	0.3 MP	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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