Product comparison · 2 laptops

Acer TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M vs Lenovo W520 DOS CH

119specifications compared
40differ
79identical
38known for one product only

Key differences

Display diagonal
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:35.6 cm (14")
- W520 DOS CH:39.6 cm (15.6")
Processor model
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:i7-2637M
- W520 DOS CH:i7-2720QM
Processor cores
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:2
- W520 DOS CH:4
Processor threads
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:4
- W520 DOS CH:8
Processor boost frequency
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:2.8 GHz
- W520 DOS CH:3.3 GHz
Processor frequency
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:1.7 GHz
- W520 DOS CH:2.2 GHz
Processor cache
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:4 MB
- W520 DOS CH:6 MB
Processor cache type
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:L3
- W520 DOS CH:Smart Cache

Side by side

Differences highlightedShow differences only

Comparison of TM8481T-2634G32nkk, W520 DOS CH
157 specifications	A Acer TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M Model TM8481T-2634G32nkk View product	B Lenovo W520 DOS CH View product
Designidentical
Product colour	Black	Black
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
LED backlight	Yes	Yes
Display resolutionKnown for one	Unknown — not stated by the source	1920 x 1080 pixels
HD typeKnown for one	Unknown — not stated by the source	Full HD
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor14 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	2nd gen Intel® Core™ i7	2nd gen Intel® Core™ i7
Processor modelDiffers	i7-2637M	i7-2720QM
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	2.8 GHz	3.3 GHz
Processor frequencyDiffers	1.7 GHz	2.2 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	4 MB	6 MB
Processor cache typeDiffers	L3	Smart Cache
Processor socketDiffers	BGA 1023	Socket 1224
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-2600 Mobile Series	Intel Core i7-2700 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	J1	D2
Thermal Design Power (TDP)Differs	17 W	45 W
TjunctionDiffers	100 °C	100 C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x8, 1x16, 2x4, 2x8	1x16, 2x8
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	17	22
ECC supported by processor	No	No
Memory4 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory slotsDiffers	2x SO-DIMM	4x SO-DIMM
Maximum internal memoryDiffers	8 GB	32 GB
Storage3 differ
Total storage capacityDiffers	320 GB	500 GB
Storage mediaKnown for one	HDD	Unknown — not stated by the source
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityDiffers	320 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Optical drive typeDiffers	No	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MS PRO, SD, xD	Unknown — not stated by the source
Graphics3 differ
On-board graphics card	Yes	Yes
Graphics card familyDiffers	Intel	NVIDIA
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 3000	Intel® HD Graphics 3000
On-board graphics card base frequencyDiffers	350 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1200 MHz	1300 MHz
On-board graphics card ID	0x116	0x116
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	NVIDIA® Quadro® 2000M
Audioidentical
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	3.0+HS	Unknown — not stated by the source
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
WWANKnown for one	Unknown — not stated by the source	Installed
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
eSATA ports quantityDiffers	0	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	0	1
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	0
S/PDIF out portKnown for one	Unknown — not stated by the source	No
TV-outKnown for one	Unknown — not stated by the source	No
Performance1 differ
Motherboard chipsetDiffers	Intel UM67 Express	Intel® QM67 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypadKnown for one	Yes	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Professional	FreeDOS
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	32 nm	32 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	54618	50067
Processor package sizeDiffers	31.0 x 24.0 (BGA1023)	37.5 x 37.5 (rPGA988B); 31.0 x 24.0 (BGA1224)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Processor codeKnown for one	Unknown — not stated by the source	SR00W
Battery1 differ
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsDiffers	8	9
Battery capacityKnown for one	6000 mAh	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint reader	Yes	Yes
Password protection typeKnown for one	BIOS, HDD	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Silver, ENERGY STAR	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	329 mm	373 mm
DepthDiffers	240 mm	270 mm
HeightKnown for one	22.3 mm	Unknown — not stated by the source
WeightKnown for one	Unknown — not stated by the source	2.85 kg
Height (front)Known for one	Unknown — not stated by the source	3.3 cm
Height (rear)Known for one	Unknown — not stated by the source	3.7 cm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Supplied AC adapter type	AC	AC
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Internal modemKnown for one	Unknown — not stated by the source	No
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Professional

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