Product comparison · 2 laptops

Acer TravelMate TimelineX TM8481G-2678G38ikk Intel® Core™ i7 i7-2677M vs Lenovo Edge E520

122specifications compared
53differ
69identical
62known for one product only

Key differences

Product colour
- TravelMate TimelineX TM8481G-2678G38ikk Intel® Core™ i7 i7-2677M:Black
- Edge E520:Red
Display diagonal
- TravelMate TimelineX TM8481G-2678G38ikk Intel® Core™ i7 i7-2677M:35.6 cm (14")
- Edge E520:39.6 cm (15.6")
Processor family
- TravelMate TimelineX TM8481G-2678G38ikk Intel® Core™ i7 i7-2677M:Intel® Core™ i7
- Edge E520:Intel® Pentium®
Processor model
- TravelMate TimelineX TM8481G-2678G38ikk Intel® Core™ i7 i7-2677M:i7-2677M
- Edge E520:B940
Processor threads
- TravelMate TimelineX TM8481G-2678G38ikk Intel® Core™ i7 i7-2677M:4
- Edge E520:2
Processor frequency
- TravelMate TimelineX TM8481G-2678G38ikk Intel® Core™ i7 i7-2677M:1.8 GHz
- Edge E520:2 GHz
Processor cache
- TravelMate TimelineX TM8481G-2678G38ikk Intel® Core™ i7 i7-2677M:4 MB
- Edge E520:2 MB
Processor socket
- TravelMate TimelineX TM8481G-2678G38ikk Intel® Core™ i7 i7-2677M:BGA 1023
- Edge E520:PGA988

Side by side

Differences highlightedShow differences only

Comparison of TM8481G-2678G38ikk, Edge E520
184 specifications	A Acer TravelMate TimelineX TM8481G-2678G38ikk Intel® Core™ i7 i7-2677M Model TM8481G-2678G38ikk View product	B Lenovo Edge E520 View product
Design1 differ
Product colourDiffers	Black	Red
Form factorKnown for one	Unknown — not stated by the source	Clamshell
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolutionKnown for one	Unknown — not stated by the source	1366 x 768 pixels
LED backlight	Yes	Yes
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
Processor11 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Pentium®
Processor modelDiffers	i7-2677M	B940
Processor cores	2	2
Processor threadsDiffers	4	2
Processor frequencyDiffers	1.8 GHz	2 GHz
Processor cacheDiffers	4 MB	2 MB
Processor cache type	L3	L3
Processor socketDiffers	BGA 1023	PGA988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-2600 Mobile Series	Intel Pentium B900 Series for Mobile
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Thermal Design Power (TDP)Differs	17 W	35 W
TjunctionDiffers	100 °C	85 °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	18	20
ECC supported by processor	No	No
Processor generationKnown for one	2nd gen Intel® Core™ i7	Unknown — not stated by the source
Processor boost frequencyKnown for one	2.9 GHz	Unknown — not stated by the source
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
SteppingKnown for one	J1	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
Maximum internal memory	8 GB	8 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	320 GB	500 GB
Storage mediaKnown for one	Unknown — not stated by the source	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	320 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD
SSD capacityKnown for one	64 GB	Unknown — not stated by the source
Graphics4 differ
On-board graphics card	Yes	Yes
Graphics card familyDiffers	NVIDIA	Intel
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 3000	Intel® HD Graphics
On-board graphics card base frequencyDiffers	350 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1200 MHz	1100 MHz
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 520M	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x116	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HD
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Cameraidentical
Swivel webcamKnown for one	Unknown — not stated by the source	No
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network3 differ
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
BluetoothDiffers	Yes	No
WWAN	Not installed	Not installed
Data network	Not supported	Not supported
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
4G WiMAX	No	No
Integrated 4G WiMAXDiffers	Yes	No
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Ports & interfaces3 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 quantity	1	1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
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 port	No	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
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Microphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
TV-out	No	No
Mini DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
PS/2 ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel QM65
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypadKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Keyboard layoutKnown for one	Unknown — not stated by the source	Alphanumeric
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 7 Home Premium
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Processor special features17 differ
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
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 Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
Intel Virtualization Technology (VT-x)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	54617	55626
Processor package sizeDiffers	31.0 x 24.0 (BGA1023)	37.5x37.5 (rPGA988B)
Supported instruction setsDiffers	AVX	SSE4.x
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Battery3 differ
Number of battery cellsDiffers	4	6
Battery capacityDiffers	3000 mAh	2200 mAh
Battery life (max)Differs	4.5 h	6 h
Poweridentical
Power auto-sensingKnown for one	Unknown — not stated by the source	Yes
DC-in jack	Yes	Yes
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Silver, ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions2 differ
WeightKnown for one	Unknown — not stated by the source	2.35 kg
WidthDiffers	329 mm	375 mm
DepthDiffers	240 mm	245 mm
Height (front)Known for one	Unknown — not stated by the source	2.8 cm
Height (rear)Known for one	Unknown — not stated by the source	3.3 cm
Width (imperial)Known for one	Unknown — not stated by the source	37.5 cm (14.8")
Depth (imperial)Known for one	Unknown — not stated by the source	24.5 cm (9.64")
Height (front) (imperial)Known for one	Unknown — not stated by the source	2.79 cm (1.1")
Height (rear) (imperial)Known for one	Unknown — not stated by the source	3.28 cm (1.29")
HeightKnown for one	22.3 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Remote control includedKnown for one	No	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Internal modem	No	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Supplied AC adapter type	AC	AC
3DKnown for one	No	Unknown — not stated by the source
Intel Turbo MemoryKnown for one	0 GB	Unknown — not stated by the source
TV tuner integratedKnown for one	No	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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