Product comparison · 2 laptops

Lenovo ThinkPad R500 (27148UG) vs Lenovo ThinkPad SL500 (2746P3G), BE

83specifications compared
23differ
60identical
37known for one product only

Key differences

Processor model
- ThinkPad R500 (27148UG):T6570
- ThinkPad SL500 (2746P3G), BE:T5870
Processor frequency
- ThinkPad R500 (27148UG):2.1 GHz
- ThinkPad SL500 (2746P3G), BE:2 GHz
Processor socket
- ThinkPad R500 (27148UG):Socket 478
- ThinkPad SL500 (2746P3G), BE:LGA 3647 (Socket P)
Processor lithography
- ThinkPad R500 (27148UG):45 nm
- ThinkPad SL500 (2746P3G), BE:65 nm
Processor operating modes
- ThinkPad R500 (27148UG):32-bit, 64-bit
- ThinkPad SL500 (2746P3G), BE:64-bit
Number of Processing Die Transistors
- ThinkPad R500 (27148UG):410 M
- ThinkPad SL500 (2746P3G), BE:291 M
Processing Die size
- ThinkPad R500 (27148UG):107 mm²
- ThinkPad SL500 (2746P3G), BE:143 mm²
Internal memory
- ThinkPad R500 (27148UG):2 GB
- ThinkPad SL500 (2746P3G), BE:3 GB

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R500 (27148UG), ThinkPad SL500 (2746P3G), BE
120 specifications	A Lenovo ThinkPad R500 (27148UG)View product	B Lenovo ThinkPad SL500 (2746P3G), BE View product
Processor7 differ
Processor modelDiffers	T6570	T5870
Processor threadsKnown for one	2	Unknown — not stated by the source
Processor frequencyDiffers	2.1 GHz	2 GHz
Processor socketDiffers	Socket 478	LGA 3647 (Socket P)
Processor lithographyDiffers	45 nm	65 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor codenameKnown for one	Penryn	Unknown — not stated by the source
Number of Processing Die TransistorsDiffers	410 M	291 M
Processing Die sizeDiffers	107 mm²	143 mm²
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	800 MHz
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core 2 Duo T5000 Series
SteppingKnown for one	Unknown — not stated by the source	M0
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	10
Memory4 differ
Internal memoryDiffers	2 GB	3 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR2-SDRAM
Memory clock speedDiffers	1066 MHz	667 MHz
Memory layout (slots x size)Differs	1 x 2 GB	1 x 1 + 1 x 2 GB
Storageidentical
Optical drive typeKnown for one	DVD-RW	Unknown — not stated by the source
Audioidentical
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	3 W
Network2 differ
Wireless technologyDiffers	Intel 5100AGN	ntel WiFi 5100AGN
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	3	4
HDMI ports quantityDiffers	0	1
Docking connectorDiffers	Yes	No
Keyboard1 differ
Keyboard layoutDiffers	QWERTY	AZERTY
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows Vista Home Basic
Optional operating system suppliedKnown for one	Windows XP Professional	Unknown — not stated by the source
Processor special features1 differ
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
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	No	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 VT-x with Extended Page Tables (EPT)Known for one	No	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	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	42841	37034
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Processor codeKnown for one	Unknown — not stated by the source	SLAZR
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Battery1 differ
Battery life (max)Differs	4.5 h	4 h
Securityidentical
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.94 kg	2.9 kg
WidthDiffers	358.6 mm	358 mm
HeightDiffers	38.5 mm	39 mm
Other featuresidentical
Modem typeKnown for one	1	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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