Product comparison · 2 laptops

Acer TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M vs Lenovo T420 Win 7 CH

121specifications compared
28differ
93identical
36known for one product only

Key differences

Processor model
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:i7-2637M
- T420 Win 7 CH:i7-2620M
Processor boost frequency
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:2.8 GHz
- T420 Win 7 CH:3.4 GHz
Processor frequency
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:1.7 GHz
- T420 Win 7 CH:2.7 GHz
Processor cache type
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:L3
- T420 Win 7 CH:Smart Cache
Thermal Design Power (TDP)
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:17 W
- T420 Win 7 CH:35 W
PCI Express configurations
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:1x8, 1x16, 2x4, 2x8
- T420 Win 7 CH:1x16, 2x8, 1x8+2x4
CPU multiplier (bus/core ratio)
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:17
- T420 Win 7 CH:27
Memory clock speed
- TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M:1066 MHz
- T420 Win 7 CH:1333 MHz

Side by side

Differences highlightedShow differences only

Comparison of TM8481T-2634G32nkk, T420 Win 7 CH
157 specifications	A Acer TravelMate TimelineX TM8481T-2634G32nkk Intel® Core™ i7 i7-2637M Model TM8481T-2634G32nkk View product	B Lenovo T420 Win 7 CH View product
Designidentical
Product colour	Black	Black
Displayidentical
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolutionKnown for one	Unknown — not stated by the source	1600 x 900 pixels
HD typeKnown for one	Unknown — not stated by the source	HD+
LED backlight	Yes	Yes
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor7 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	i7-2620M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.8 GHz	3.4 GHz
Processor frequencyDiffers	1.7 GHz	2.7 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	4 MB	4 MB
Processor cache typeDiffers	L3	Smart Cache
Processor socket	BGA 1023	BGA 1023
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core i7-2600 Mobile Series	Intel Core i7-2600 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	J1	J1
Thermal Design Power (TDP)Differs	17 W	35 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x8, 1x16, 2x4, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	17	27
ECC supported by processor	No	No
Memory2 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	8 GB	16 GB
Storage3 differ
Total storage capacityDiffers	320 GB	500 GB
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
Storage mediaKnown for one	HDD	Unknown — not stated by the source
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
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
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® NVS™ 4200M
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
Network1 differ
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
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
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Bluetooth versionKnown for one	3.0+HS	Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	0
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
eSATA ports quantityDiffers	0	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantityDiffers	0	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
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
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
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	52231
Processor codeKnown for one	Unknown — not stated by the source	SR041
Processor package sizeDiffers	31.0 x 24.0 (BGA1023)	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Battery1 differ
Number of battery cellsDiffers	8	9
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Battery capacityKnown for one	6000 mAh	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
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
Weight & dimensions2 differ
WeightKnown for one	Unknown — not stated by the source	2.35 kg
WidthDiffers	329 mm	341 mm
DepthDiffers	240 mm	258 mm
Height (front)Known for one	Unknown — not stated by the source	3 cm
Height (rear)Known for one	Unknown — not stated by the source	3.1 cm
HeightKnown for one	22.3 mm	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Internal modemKnown for one	Unknown — not stated by the source	Yes
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Supplied AC adapter type	AC	AC
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
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Silver, ENERGY STAR	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	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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