Product comparison · 2 laptops

Lenovo ThinkPad R500 + ThinkPlus L44 vs Lenovo ThinkPad SL500 (2746P9G), ES

102specifications compared
26differ
76identical
23known for one product only

Key differences

Display resolution
- ThinkPad R500 + ThinkPlus L44:1680 x 1050 pixels
- ThinkPad SL500 (2746P9G), ES:1280 x 800 pixels
Processor model
- ThinkPad R500 + ThinkPlus L44:P8700
- ThinkPad SL500 (2746P9G), ES:T6570
Processor frequency
- ThinkPad R500 + ThinkPlus L44:2.53 GHz
- ThinkPad SL500 (2746P9G), ES:2.1 GHz
Processor cache
- ThinkPad R500 + ThinkPlus L44:3 MB
- ThinkPad SL500 (2746P9G), ES:2 MB
Processor socket
- ThinkPad R500 + ThinkPlus L44:Socket 479
- ThinkPad SL500 (2746P9G), ES:Socket 478
Processor operating modes
- ThinkPad R500 + ThinkPlus L44:64-bit
- ThinkPad SL500 (2746P9G), ES:32-bit, 64-bit
Thermal Design Power (TDP)
- ThinkPad R500 + ThinkPlus L44:25 W
- ThinkPad SL500 (2746P9G), ES:35 W
Tjunction
- ThinkPad R500 + ThinkPlus L44:105 °C
- ThinkPad SL500 (2746P9G), ES:100 °C

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R500 + ThinkPlus L44, ThinkPad SL500 (2746P9G), ES
125 specifications	A Lenovo ThinkPad R500 + ThinkPlus L44 View product	B Lenovo ThinkPad SL500 (2746P9G), ES View product
Display1 differ
Display diagonal	39.1 cm (15.4")	39.1 cm (15.4")
Display resolutionDiffers	1680 x 1050 pixels	1280 x 800 pixels
Native aspect ratio	16:10	16:10
Processor7 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	P8700	T6570
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.53 GHz	2.1 GHz
Processor cacheDiffers	3 MB	2 MB
Processor cache type	L2	L2
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Processor socketDiffers	Socket 479	Socket 478
Processor lithography	45 nm	45 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesKnown for one	Intel Core 2 Duo P8000 Series	Unknown — not stated by the source
Processor codename	Penryn	Penryn
Bus typeKnown for one	FSB	Unknown — not stated by the source
FSB Parity	No	No
SteppingKnown for one	R0	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	25 W	35 W
TjunctionDiffers	105 °C	100 °C
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Known for one	9.5	Unknown — not stated by the source
ECC supported by processor	No	No
Memory1 differ
Internal memory	2 GB	2 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR2-SDRAM
Memory layout (slots x size)	1 x 2 GB	1 x 2 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memory	4 GB	4 GB
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Storage1 differ
Total storage capacityDiffers	320 GB	250 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, MS Pro, SD, SDHC, xD	MMC, MS Pro, SD, SDHC, xD
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon HD 3470	Intel® GMA 4500MHD
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Conexant Azalia Audio Codec	Conexant Azalia 24-bit
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speaker powerKnown for one	2 W	Unknown — not stated by the source
Network2 differ
Networking featuresDiffers	Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11a/g/n	IEEE 802.11a/b/g/n
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	3	4
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	0	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	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 slotDiffers	Yes	No
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
I/O portsKnown for one	1 x DisplayPort	Unknown — not stated by the source
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Optional operating system suppliedKnown for one	Unknown — not stated by the source	Windows XP Professional
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Trial softwareKnown for one	Unknown — not stated by the source	Microsoft Office 2007
Processor special features3 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt StateDiffers	Yes	No
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)	No	No
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)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
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	No	No
Processor ARK IDDiffers	37006	42841
Processor codeKnown for one	SLGFE	Unknown — not stated by the source
Processor package sizeKnown for one	35 x 35 mm	Unknown — not stated by the source
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Battery1 differ
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery life (max)Differs	4.1 h	4 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	IBM	IBM
Fingerprint reader	Yes	Yes
HDD user password	Yes	Yes
Weight & dimensions3 differ
WeightDiffers	2.73 kg	2.9 kg
WidthDiffers	358.6 mm	358 mm
Depth	260 mm	260 mm
HeightDiffers	38.5 mm	39 mm
Other featuresidentical
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeKnown for one	V.90	Unknown — not stated by the source
Supplied AC adapter type	AC	AC
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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