Product comparison · 2 laptops

HP 4520s + AT912ET vs Lenovo IdeaPad Z570gm Intel® Core™ i5 i5-2430M

117specifications compared
42differ
75identical
39known for one product only

Key differences

Processor family
- 4520s + AT912ET:Intel® Core™ i3
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:Intel® Core™ i5
Processor generation
- 4520s + AT912ET:Intel® Core™ i3
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:2nd gen Intel® Core™ i5
Processor model
- 4520s + AT912ET:i3-370M
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:i5-2430M
System bus rate
- 4520s + AT912ET:2.5 GT/s
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:5 GT/s
Processor codename
- 4520s + AT912ET:Arrandale
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:Sandy Bridge
Stepping
- 4520s + AT912ET:K0
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:J1
Tjunction
- 4520s + AT912ET:90 °C
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:100 °C
PCI Express configurations
- 4520s + AT912ET:1x16
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:1x16, 2x8, 1x8+2x4

Side by side

Differences highlightedShow differences only

Comparison of 4520s + AT912ET, Z570gm
156 specifications	A HP 4520s + AT912ET View product	B Lenovo IdeaPad Z570gm Intel® Core™ i5 i5-2430M Model Z570gm View product
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black, Silver
Country of originKnown for one	China	Unknown — not stated by the source
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
Processor10 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	Intel® Core™ i3	2nd gen Intel® Core™ i5
Processor modelDiffers	i3-370M	i5-2430M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3 GHz
Processor frequency	2.4 GHz	2.4 GHz
System bus rateDiffers	2.5 GT/s	5 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	Socket 988	Socket 988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i3-300 Mobile Series	Intel Core i5-2400 Mobile Series
Processor codenameDiffers	Arrandale	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	K0	J1
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	90 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	18	24
ECC supported by processor	No	No
Number of Processing Die TransistorsKnown for one	382 M	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	2 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storage4 differ
Total storage capacityDiffers	320 GB	750 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	320 GB	750 GB
HDD interfaceDiffers	SATA II	SATA
Optical drive typeDiffers	DVD Super Multi DL	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, MS PRO, SD, xD
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Graphics3 differ
On-board graphics card	Yes	Yes
Graphics card family	Intel	Intel
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 3000
On-board graphics card base frequencyDiffers	500 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	667 MHz	1200 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x116
Discrete graphics cardKnown for one	No	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	High Definition Audio	SRS PS
Number of built-in speakers	2	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphoneKnown 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
Wireless technologyKnown for one	Unknown — not stated by the source	Wi-Fi
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
BluetoothDiffers	Yes	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	0
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Thunderbolt ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connectorKnown for one	Unknown — not stated by the source	No
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	Yes	No
TV-out	No	No
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Processor special features15 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyDiffers	45 nm	32 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	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 Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
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)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	49020	53450
Processor codeDiffers	SLBUK	SR04W
Processor package sizeDiffers	rPGA 37.5x 37.5, BGA 34x28	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery life (max)Known for one	5 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Weight & dimensions4 differ
WeightDiffers	2.39 kg	2.6 kg
WidthDiffers	371.8 mm	376 mm
DepthDiffers	249.6 mm	250 mm
Height (front)Differs	2.77 cm	2 cm
Height (rear)Known for one	Unknown — not stated by the source	3.55 cm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data port	No	No
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Supplied AC adapter type	AC	AC
Intel segment taggingKnown for one	Enterprise	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM57 Express	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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