Product comparison · 2 laptops

Lenovo ThinkPad L512 + 45N6678 vs Lenovo W510 + L2440p

114specifications compared
51differ
63identical
32known for one product only

Key differences

Display resolution
- ThinkPad L512 + 45N6678:1366 x 768 pixels
- W510 + L2440p:1600 x 900 pixels
Processor family
- ThinkPad L512 + 45N6678:Intel® Core™ i5
- W510 + L2440p:Intel® Core™ i7
Processor generation
- ThinkPad L512 + 45N6678:4th gen Intel® Core™ i5
- W510 + L2440p:Intel® Core™ i7
Processor model
- ThinkPad L512 + 45N6678:i5-450M
- W510 + L2440p:i7-720QM
Processor cores
- ThinkPad L512 + 45N6678:2
- W510 + L2440p:4
Processor threads
- ThinkPad L512 + 45N6678:4
- W510 + L2440p:8
Processor boost frequency
- ThinkPad L512 + 45N6678:2.66 GHz
- W510 + L2440p:2.8 GHz
Processor frequency
- ThinkPad L512 + 45N6678:2.4 GHz
- W510 + L2440p:1.6 GHz

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad L512 + 45N6678, W510 + L2440p
146 specifications	A Lenovo ThinkPad L512 + 45N6678 View product	B Lenovo W510 + L2440p View product
Designidentical
Product colour	Black	Black
Display1 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1600 x 900 pixels
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightness	220 cd/m²	220 cd/m²
HD typeKnown for one	Unknown — not stated by the source	HD+
Contrast ratio (typical)Known for one	Unknown — not stated by the source	500:1
Processor19 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i5	Intel® Core™ i7
Processor modelDiffers	i5-450M	i7-720QM
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	2.66 GHz	2.8 GHz
Processor frequencyDiffers	2.4 GHz	1.6 GHz
System bus rateDiffers	4.8 GT/s	2.5 GT/s
Processor cacheDiffers	3 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	Socket 988	Socket 988
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-400 Series	Intel Core i7-700 Mobile Series
Processor codenameDiffers	Arrandale	Clarksfield
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	K0	B1
Thermal Design Power (TDP)Differs	35 W	45 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16	1x16, 2x8
PCI Express slots version	2.0	2.0
Number of Processing Die TransistorsDiffers	382 M	774 M
Processing Die sizeDiffers	81 mm²	296 mm²
CPU multiplier (bus/core ratio)Differs	18	12
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryDiffers	8 GB	16 GB
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Storage2 differ
Total storage capacity	320 GB	320 GB
HDD interface	SATA	SATA
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi DL	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD	Memory Stick (MS), MMC, MS PRO, SD, xD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	AMD Mobility Radeon HD 5145	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	0.512 GB	Unknown — not stated by the source
Graphics card familyKnown for one	AMD	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	500 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	766 MHz	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	High Definition Audio	HD
Number of built-in speakers	2	2
Network1 differ
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
BluetoothDiffers	Yes	No
Wireless technologyKnown for one	Unknown — not stated by the source	Wi-Fi
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	3	2
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
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
Docking connectorDiffers	Yes	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	Yes	No
TV-in port	No	No
TV-out	No	No
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	1
Performance1 differ
Motherboard chipsetDiffers	Intel® HM55 Express	Intel® QM57 Express
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Processor special features14 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 lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
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)Differs	No	Yes
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)Differs	Yes	No
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® 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	1.0	1.0
Physical Address Extension (PAE)Differs	36 bit	Yes
Processor ARK IDDiffers	49022	43122
Processor codeDiffers	SLBTZ	SLBLY
Processor package sizeDiffers	rPGA 37.5x 37.5, BGA 34x28	37.5 x 37.5 mm
Supported instruction setsDiffers	SSE4.1/4.2	SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Number of battery cells	6	6
Battery life (max)Differs	4.7 h	6.2 h
Poweridentical
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	IBM	Unknown — not stated by the source
Fingerprint reader	Yes	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	2.6 kg	2.67 kg
WidthDiffers	380 mm	372.8 mm
DepthDiffers	247 mm	245.1 mm
Height (front)	3.2 cm	3.2 cm
Height (rear)Differs	3.6 cm	3.58 cm
Other features1 differ
Infrared data port	No	No
Internal modemKnown for one	No	Unknown — not stated by the source
TV tuner integrated	No	No
Intel segment taggingDiffers	Home office, Small Business	Professional
Supplied AC adapter type	AC	AC
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Power requirementsKnown for one	Unknown — not stated by the source	100 - 240V
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes

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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