Product comparison · 2 laptops

Lenovo ThinkPad R400 (744515G), CH vs Lenovo ThinkPad SL300 + case

89specifications compared
37differ
52identical
34known for one product only

Key differences

Display diagonal
- ThinkPad R400 (744515G), CH:35.8 cm (14.1")
- ThinkPad SL300 + case:33.8 cm (13.3")
Display resolution
- ThinkPad R400 (744515G), CH:1440 x 900 pixels
- ThinkPad SL300 + case:1280 x 800 pixels
Processor model
- ThinkPad R400 (744515G), CH:P8400
- ThinkPad SL300 + case:T5670
Processor frequency
- ThinkPad R400 (744515G), CH:2.26 GHz
- ThinkPad SL300 + case:1.8 GHz
Processor cache
- ThinkPad R400 (744515G), CH:3 MB
- ThinkPad SL300 + case:2 MB
Processor front side bus
- ThinkPad R400 (744515G), CH:1066 MHz
- ThinkPad SL300 + case:800 MHz
Processor socket
- ThinkPad R400 (744515G), CH:Socket 478
- ThinkPad SL300 + case:LGA 3647 (Socket P)
Processor lithography
- ThinkPad R400 (744515G), CH:45 nm
- ThinkPad SL300 + case:65 nm

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R400 (744515G), CH, ThinkPad SL300 + case
123 specifications	A Lenovo ThinkPad R400 (744515G), CH View product	B Lenovo ThinkPad SL300 + case View product
Display2 differ
Display diagonalDiffers	35.8 cm (14.1")	33.8 cm (13.3")
Display resolutionDiffers	1440 x 900 pixels	1280 x 800 pixels
Processor12 differ
Processor modelDiffers	P8400	T5670
Processor frequencyDiffers	2.26 GHz	1.8 GHz
Processor cacheDiffers	3 MB	2 MB
Processor front side busDiffers	1066 MHz	800 MHz
Processor socketDiffers	Socket 478	LGA 3647 (Socket P)
Processor lithographyDiffers	45 nm	65 nm
Processor seriesKnown for one	Intel Core 2 Duo P8000 Series	Unknown — not stated by the source
Processor codenameDiffers	Penryn	Merom
FSB ParityKnown for one	No	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	25 W	35 W
TjunctionDiffers	105 °C	100 °C
Number of Processing Die TransistorsDiffers	410 M	291 M
Processing Die sizeDiffers	107 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	8.5	9
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	1 GB	2 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR2-SDRAM
Memory clock speedKnown for one	1066 MHz	Unknown — not stated by the source
Memory layout (slots x size)Differs	1 x 1 GB	2 x 1 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage1 differ
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, MS Pro, SD, SDHC, xD
Audio2 differ
Audio systemDiffers	Intel HDA 24-bit	Conexant Azalia Audio Codec
Speaker powerDiffers	2 W	3 W
Cameraidentical
Front cameraKnown for one	No	Unknown — not stated by the source
Network3 differ
Networking featuresDiffers	WLAN, Gigabit Ethernet	Gigabit Ethernet
Wireless technologyDiffers	Intel 5100AGN	IEEE 802.11a/g/n
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces3 differ
HDMI ports quantityDiffers	0	1
Docking connectorDiffers	Yes	No
SmartCard slotDiffers	No	Yes
Keyboardidentical
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Softwareidentical
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Trial softwareKnown for one	Microsoft Office 2007	Unknown — not stated by the source
Processor special features5 differ
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Embedded options availableKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitDiffers	Yes	No
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Differs	Yes	No
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	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	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
Processor ARK IDDiffers	35569	35163
Processor codeDiffers	SL3BU	SLAJ5
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Battery2 differ
Number of battery cellsDiffers	4	6
Battery life (max)Differs	3.7 h	4.5 h
Weight & dimensions3 differ
WeightDiffers	2.3 kg	2.1 kg
WidthDiffers	355.5 mm	318 mm
HeightDiffers	34.9 mm	36 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
Modem typeDiffers	1	V.90

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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