Product comparison · 2 laptops

Lenovo L512 + ThinkPad Port Replicator Series 3 vs Lenovo ThinkPad T41

44specifications compared
28differ
16identical
108known for one product only

Key differences

Display diagonal
- L512 + ThinkPad Port Replicator Series 3:39.6 cm (15.6")
- ThinkPad T41:35.8 cm (14.1")
Display resolution
- L512 + ThinkPad Port Replicator Series 3:1366 x 768 pixels
- ThinkPad T41:1024 x 768 pixels
Native aspect ratio
- L512 + ThinkPad Port Replicator Series 3:16:9
- ThinkPad T41:4:3
Processor frequency
- L512 + ThinkPad Port Replicator Series 3:2.66 GHz
- ThinkPad T41:1.4 GHz
Processor cache
- L512 + ThinkPad Port Replicator Series 3:3 MB
- ThinkPad T41:1 MB
Processor cache type
- L512 + ThinkPad Port Replicator Series 3:Smart Cache
- ThinkPad T41:L2
Internal memory
- L512 + ThinkPad Port Replicator Series 3:4 GB
- ThinkPad T41:0.25 GB
Internal memory type
- L512 + ThinkPad Port Replicator Series 3:DDR3-SDRAM
- ThinkPad T41:DDR-SDRAM

Side by side

Differences highlightedShow differences only

Comparison of L512 + ThinkPad Port Replicator Series 3, T41
152 specifications	A Lenovo L512 + ThinkPad Port Replicator Series 3 View product	B Lenovo ThinkPad T41 Model T41 View product
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	35.8 cm (14.1")
Display resolutionDiffers	1366 x 768 pixels	1024 x 768 pixels
LED backlightKnown for one	Yes	Unknown — not stated by the source
Native aspect ratioDiffers	16:9	4:3
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
Processor3 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor generationKnown for one	4th gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelKnown for one	i5-480M	Unknown — not stated by the source
Processor coresKnown for one	2	Unknown — not stated by the source
Processor threadsKnown for one	4	Unknown — not stated by the source
Processor boost frequencyKnown for one	2.93 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.66 GHz	1.4 GHz
System bus rateKnown for one	2.5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	3 MB	1 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketKnown for one	BGA 1288	Unknown — not stated by the source
Processor lithographyKnown for one	32 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Core i5-400 Series	Unknown — not stated by the source
Processor codenameKnown for one	Arrandale	Unknown — not stated by the source
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingKnown for one	K0	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	35 W	Unknown — not stated by the source
TjunctionKnown for one	105 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
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
CPU multiplier (bus/core ratio)Known for one	20	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Processor front side busKnown for one	Unknown — not stated by the source	400 MHz
Memory3 differ
Internal memoryDiffers	4 GB	0.25 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR-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	2 GB
Storage3 differ
Total storage capacityDiffers	320 GB	30 GB
HDD interfaceDiffers	SATA	Ultra-ATA/100
HDD speedDiffers	5400 RPM	4200 RPM
Optical drive typeKnown for one	DVD-RW	Unknown — not stated by the source
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD	Unknown — not stated by the source
Graphics1 differ
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Graphics card familyDiffers	Intel	AMD
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
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.032 GB
Audio1 differ
Audio systemDiffers	High Definition Audio	SoundMAX
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Network1 differ
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ethernet LAN	Yes	Yes
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Wireless technologyKnown for one	Unknown — not stated by the source	IEEE 802.11b
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	3	2
eSATA ports quantityDiffers	1	0
Ethernet LAN (RJ-45) ports	1	1
DisplayPorts quantityDiffers	1	0
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 connector	Yes	Yes
ExpressCard slotKnown for one	Yes	Unknown — not stated by the source
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot typeDiffers	No	Type III
SmartCard slotDiffers	Yes	No
TV-in portKnown for one	No	Unknown — not stated by the source
TV-outDiffers	No	Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
TV-out typeKnown for one	Unknown — not stated by the source	S-Video
Parallel ports quantityKnown for one	Unknown — not stated by the source	1
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Keyboard number of keysKnown for one	Unknown — not stated by the source	86
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows XP Professional
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	1.0	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor ARK IDKnown for one	52952	Unknown — not stated by the source
Processor codeKnown for one	SLC26	Unknown — not stated by the source
Processor package sizeKnown for one	rPGA 37.5x 37.5, BGA 34x28	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Battery1 differ
Number of battery cells	6	6
Battery life (max)Differs	4.7 h	4.9 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	IBM	IBM
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.56 kg	2.25 kg
WidthDiffers	380 mm	311 mm
DepthDiffers	247 mm	255 mm
Height (front)Known for one	3.2 cm	Unknown — not stated by the source
Height (rear)Known for one	3.6 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	27 mm
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	311 x 255 x 27 mm
Other features1 differ
Infrared data portDiffers	No	Yes
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source
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
Internal modemKnown for one	Unknown — not stated by the source	Yes
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Modem typeKnown for one	Unknown — not stated by the source	V.92
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	24x
CD write speedKnown for one	Unknown — not stated by the source	16x
CD rewrite speedKnown for one	Unknown — not stated by the source	10x

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.

More laptop comparisons

All laptop comparisons