Product comparison · 2 laptops

Lenovo L512 + 45N6681 vs Lenovo ThinkPad L412 + 45N6681

121specifications compared
10differ
111identical
13known for one product only

Key differences

Display diagonal
- L512 + 45N6681:39.6 cm (15.6")
- ThinkPad L412 + 45N6681:35.6 cm (14")
Graphics card family
- L512 + 45N6681:Intel
- ThinkPad L412 + 45N6681:AMD
USB 2.0 ports quantity
- L512 + 45N6681:4
- ThinkPad L412 + 45N6681:3
Docking connector
- L512 + 45N6681:Yes
- ThinkPad L412 + 45N6681:No
ExpressCard slot
- L512 + 45N6681:Yes
- ThinkPad L412 + 45N6681:No
Operating system installed
- L512 + 45N6681:Windows 7 Professional
- ThinkPad L412 + 45N6681:Windows 7 Home Premium
Cable lock slot type
- L512 + 45N6681:IBM
- ThinkPad L412 + 45N6681:Kensington
Weight
- L512 + 45N6681:2.56 kg
- ThinkPad L412 + 45N6681:2.32 kg

Side by side

Differences highlightedShow differences only

Comparison of L512 + 45N6681, ThinkPad L412 + 45N6681
134 specifications	A Lenovo L512 + 45N6681 View product	B Lenovo ThinkPad L412 + 45N6681 View product
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
LED backlightKnown for one	Yes	Unknown — not stated by the source
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	220 cd/m²	Unknown — not stated by the source
Contrast ratio (typical)Known for one	500:1	Unknown — not stated by the source
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generation	4th gen Intel® Core™ i5	4th gen Intel® Core™ i5
Processor model	i5-460M	i5-460M
Processor cores	2	2
Processor threads	4	4
Processor boost frequency	2.8 GHz	2.8 GHz
Processor frequency	2.53 GHz	2.53 GHz
System bus rate	2.5 GT/s	2.5 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1288	BGA 1288
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core i5-400 Series	Intel Core i5-400 Series
Processor codename	Arrandale	Arrandale
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	K0	K0
Thermal Design Power (TDP)	35 W	35 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16	1x16
PCI Express slots version	2.0	2.0
Number of Processing Die Transistors	382 M	382 M
Processing Die size	81 mm²	81 mm²
CPU multiplier (bus/core ratio)	19	19
ECC supported by processor	No	No
Memoryidentical
Internal memory	2 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storageidentical
Total storage capacity	320 GB	320 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive type	DVD-RW	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cards	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD
Graphics1 differ
On-board graphics card	Yes	Yes
Graphics card familyDiffers	Intel	AMD
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	500 MHz	500 MHz
On-board graphics card dynamic frequency (max)	766 MHz	766 MHz
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	AMD Mobility Radeon HD 5145
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Networkidentical
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Bluetooth	No	No
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	4	3
eSATA ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
DisplayPorts quantity	1	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
Docking connectorDiffers	Yes	No
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	Yes	Yes
Modem (RJ-11) portsKnown for one	1	Unknown — not stated by the source
TV-in port	No	No
TV-out	No	No
Performanceidentical
Motherboard chipsetKnown for one	Intel® QM57 Express	Unknown — not stated by the source
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 7 Home Premium
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special featuresidentical
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	45 nm	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
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)	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)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
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® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	1.0	1.0
Physical Address Extension (PAE)	Yes	Yes
Processor ARK ID	50179	50179
Processor code	SLC22	SLC22
Processor package size	rPGA 37.5x 37.5, BGA 34x28	rPGA 37.5x 37.5, BGA 34x28
Supported instruction sets	SSE4.1, SSE4.2	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	6	6
Battery life (max)	4.7 h	4.7 h
Poweridentical
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot typeDiffers	IBM	Kensington
Fingerprint reader	Yes	Yes
Weight & dimensions3 differ
WeightDiffers	2.56 kg	2.32 kg
WidthDiffers	380 mm	344 mm
DepthDiffers	247 mm	233 mm
Height (front)	3.2 cm	3.2 cm
Height (rear)	3.6 cm	3.6 cm
Other featuresidentical
Infrared data port	No	No
Intel segment tagging	Home office, Small Business	Home office, Small Business
Supplied AC adapter type	AC	AC
Internal modemKnown for one	Unknown — not stated by the source	No
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black

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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