Product comparison · 2 laptops

Acer AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB vs Lenovo TS ThinkPad R50e PM 745 1800 512 60 WXPH

46specifications compared
20differ
26identical
68known for one product only

Key differences

Display diagonal
- AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB:39.1 cm (15.4")
- TS ThinkPad R50e PM 745 1800 512 60 WXPH:38.1 cm (15")
Display resolution
- AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB:1280 x 800 pixels
- TS ThinkPad R50e PM 745 1800 512 60 WXPH:1024 x 768 pixels
Native aspect ratio
- AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB:16:10
- TS ThinkPad R50e PM 745 1800 512 60 WXPH:4:3
Processor frequency
- AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB:1.6 GHz
- TS ThinkPad R50e PM 745 1800 512 60 WXPH:1.8 GHz
Processor front side bus
- AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB:533 MHz
- TS ThinkPad R50e PM 745 1800 512 60 WXPH:400 MHz
Internal memory type
- AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB:DDR2-SDRAM
- TS ThinkPad R50e PM 745 1800 512 60 WXPH:DDR-SDRAM
Number of built-in speakers
- AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB:2
- TS ThinkPad R50e PM 745 1800 512 60 WXPH:1
USB 2.0 ports quantity
- AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB:3
- TS ThinkPad R50e PM 745 1800 512 60 WXPH:2

Side by side

Differences highlightedShow differences only

Comparison of AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB, TS ThinkPad R50e PM 745 1800 512 60 WXPH
114 specifications	A Acer AS1641WLMi_512 Intel® Mobile Pentium® Centrino™ 1.6GHz, 15.4" CrystalBrite, 512MB, 60GB View product	B Lenovo TS ThinkPad R50e PM 745 1800 512 60 WXPH View product
Display3 differ
Display diagonalDiffers	39.1 cm (15.4")	38.1 cm (15")
Display resolutionDiffers	1280 x 800 pixels	1024 x 768 pixels
Native aspect ratioDiffers	16:10	4:3
Processor2 differ
Processor manufacturer	Intel	Intel
Processor familyKnown for one	Unknown — not stated by the source	Intel Pentium Mobile
Processor modelKnown for one	Unknown — not stated by the source	745
Processor coresKnown for one	Unknown — not stated by the source	1
Processor threadsKnown for one	Unknown — not stated by the source	1
Processor frequencyDiffers	1.6 GHz	1.8 GHz
Processor cacheKnown for one	Unknown — not stated by the source	2 MB
Processor cache typeKnown for one	Unknown — not stated by the source	L2
Processor front side busDiffers	533 MHz	400 MHz
Processor socketKnown for one	Unknown — not stated by the source	Socket 479
Processor lithographyKnown for one	Unknown — not stated by the source	90 nm
Processor operating modesKnown for one	Unknown — not stated by the source	32-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Pentium M 700 Series
Processor codenameKnown for one	Unknown — not stated by the source	Dothan
Bus typeKnown for one	Unknown — not stated by the source	FSB
FSB ParityKnown for one	Unknown — not stated by the source	No
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	21 W
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	144 M
Processing Die sizeKnown for one	Unknown — not stated by the source	87 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	18
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memory1 differ
Internal memory	0.5 GB	0.5 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR-SDRAM
Storageidentical
Total storage capacity	60 GB	60 GB
HDD speedKnown for one	4200 RPM	Unknown — not stated by the source
Graphicsidentical
Graphics card interfaceKnown for one	Unknown — not stated by the source	Direct AGP
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel 915GM	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
Audio2 differ
Audio systemDiffers	SoundBlaster-Pro & MS DirectSound-compatible	SoundMAX
Number of built-in speakersDiffers	2	1
Networkidentical
Networking features	Ethernet/Fast Ethernet/IEEE 802.11b/IEEE 802.11g	Ethernet/Fast Ethernet/IEEE 802.11b/IEEE 802.11g
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	3	2
Ethernet LAN (RJ-45) ports	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
CardBus PCMCIA slots quantityDiffers	1	0
CardBus PCMCIA slot typeDiffers	Type II	No
SmartCard slot	No	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
USB 1.1 ports quantity	0	0
Keyboard1 differ
Pointing deviceDiffers	Touchpad	Pointing Stick
Software1 differ
Operating system installed	Windows XP Home Edition	Windows XP Home Edition
Bundled softwareDiffers	Norton AntiVirus, Adobe Reader, Acer Launch Manager, NTI CD Maker,Acer GridVista, Acer Arcade	Access Connections; Access Program; Rescue and Recovery, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC Doctor diagnostics, Adobe Acrobat Reader
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	No
Embedded options availableKnown for one	Unknown — not stated by the source	Yes
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	No
Intel 64Known for one	Unknown — not stated by the source	No
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	No
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	No
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Insider™Known for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Intel® Quick Sync Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	No
Processor ARK IDKnown for one	Unknown — not stated by the source	27591
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Battery1 differ
Battery life (max)Differs	2 h	4 h
Poweridentical
DC-in jack	Yes	Yes
Weight & dimensions2 differ
WeightDiffers	2.94 kg	2.8 kg
Dimensions (WxDxH)Differs	364 x 279 x 39 mm	332 x 269 x 38 mm
Hard driveidentical
Storage drive typeKnown for one	Unknown — not stated by the source	ATA-100
Other features4 differ
Security featuresKnown for one	Unknown — not stated by the source	-Supervisor password -Hard disk drive password -Power-on password -Security Slot
Infrared data port	No	No
Battery typeDiffers	4 Cell	6 Cell
Wake-on-LAN readyDiffers	Yes	No
Wake-on-Ring readyDiffers	Yes	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeDiffers	56K ITU V.92	56K V.92
Supplied AC adapter type	AC	AC
Optical driveidentical
CD read speedKnown for one	24x	Unknown — not stated by the source
CD write speedKnown for one	24x	Unknown — not stated by the source
CD rewrite speedKnown for one	16x	Unknown — not stated by the source
DVD+R speedKnown for one	8x	Unknown — not stated by the source
DVD+RW speedKnown for one	4x	Unknown — not stated by the source
DVD-R speedKnown for one	8x	Unknown — not stated by the source
DVD-RW speedKnown for one	4x	Unknown — not stated by the source
DVD read speedKnown for one	8x	Unknown — not stated by the source
Double Layer DVD read speedKnown for one	2.4x	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® 915GM Express	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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