Product comparison · 2 laptops

HP 4340s + L2311c vs HP 8570w + ZR2440w

124specifications compared
46differ
78identical
25known for one product only

Key differences

Display diagonal
- 4340s + L2311c:33.8 cm (13.3")
- 8570w + ZR2440w:39.6 cm (15.6")
Display resolution
- 4340s + L2311c:1366 x 768 pixels
- 8570w + ZR2440w:1920 x 1080 pixels
Processor family
- 4340s + L2311c:Intel® Core™ i3
- 8570w + ZR2440w:Intel® Core™ i7
Processor generation
- 4340s + L2311c:2nd gen Intel® Core™ i3
- 8570w + ZR2440w:3rd gen Intel® Core™ i7
Processor model
- 4340s + L2311c:i3-2370M
- 8570w + ZR2440w:i7-3610QM
Processor cores
- 4340s + L2311c:2
- 8570w + ZR2440w:4
Processor threads
- 4340s + L2311c:4
- 8570w + ZR2440w:8
Processor frequency
- 4340s + L2311c:2.4 GHz
- 8570w + ZR2440w:2.3 GHz

Side by side

Differences highlightedShow differences only

Comparison of 4340s + L2311c, 8570w + ZR2440w
149 specifications	A HP 4340s + L2311c View product	B HP 8570w + ZR2440w View product
Designidentical
Form factor	Clamshell	Clamshell
Country of origin	China	China
Display2 differ
Display diagonalDiffers	33.8 cm (13.3")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
HD typeKnown for one	Unknown — not stated by the source	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i7
Processor generationDiffers	2nd gen Intel® Core™ i3	3rd gen Intel® Core™ i7
Processor modelDiffers	i3-2370M	i7-3610QM
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.3 GHz
Processor frequencyDiffers	2.4 GHz	2.3 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	Socket 988	Socket G2
Processor lithographyDiffers	32 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i3-2300 Mobile Series	Intel Core i7-3600 Mobile series
Processor codenameDiffers	Sandy Bridge	Ivy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Thermal Design Power (TDP)Differs	35 W	45 W
TjunctionDiffers	85 °C	105 C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x16, 2x8
PCI Express slots versionDiffers	2.0	3.0
CPU multiplier (bus/core ratio)Differs	24	23
ECC supported by processor	No	No
SteppingKnown for one	J1	Unknown — not stated by the source
Memory3 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1333 MHz	1600 MHz
Memory slotsDiffers	2x SO-DIMM	4x SO-DIMM
Maximum internal memoryDiffers	8 GB	32 GB
Storage2 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 interface	SATA II	SATA II
HDD speed	7200 RPM	7200 RPM
Optical drive type	DVD Super Multi DL	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Graphics card familyDiffers	Intel	NVIDIA
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR3
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 3000	Intel® HD Graphics 4000
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1100 MHz
On-board graphics card IDDiffers	0x116	0x166
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
Audioidentical
Audio system	SRS Premium Sound PRO	SRS Premium Sound PRO
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	1	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	2
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Ethernet LAN (RJ-45) ports	1	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connectorKnown for one	Unknown — not stated by the source	Yes
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel HM76 Express	Intel® QM77 Express
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Keyboard layout	QWERTY	QWERTY
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Processor special features6 differ
Intel® Wireless Display (Intel® WiDi)	Yes	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	32 nm	22 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 Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
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)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	53442	64899
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)	37.5 x 37.5 (rPGA988B)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processorDiffers	No	Yes
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Processor codeKnown for one	SR0DP	Unknown — not stated by the source
Battery2 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	6	8
Battery capacityDiffers	51 Wh	75 Wh
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
Security1 differ
Cable lock slotDiffers	No	Yes
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	2.04 kg	3 kg
WidthDiffers	326 mm	382 mm
DepthDiffers	229 mm	257.5 mm
HeightDiffers	24 mm	34.5 mm
Other featuresidentical
Infrared data port	No	No
Intel segment tagging	Enterprise	Enterprise
Packaging contentidentical
AC adapter includedKnown for one	Yes	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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