Product comparison · 2 laptops

Acer Aspire 7745G-436G1.28TBN vs Acer Aspire 7745G-72161.28TBN

133specifications compared
36differ
97identical
9known for one product only

Key differences

Processor family
- Aspire 7745G-436G1.28TBN:Intel® Core™ i5
- Aspire 7745G-72161.28TBN:Intel® Core™ i7
Processor generation
- Aspire 7745G-436G1.28TBN:4th gen Intel® Core™ i5
- Aspire 7745G-72161.28TBN:Intel® Core™ i7
Processor model
- Aspire 7745G-436G1.28TBN:i5-430M
- Aspire 7745G-72161.28TBN:i7-720QM
Processor cores
- Aspire 7745G-436G1.28TBN:2
- Aspire 7745G-72161.28TBN:4
Processor threads
- Aspire 7745G-436G1.28TBN:4
- Aspire 7745G-72161.28TBN:8
Processor boost frequency
- Aspire 7745G-436G1.28TBN:2.53 GHz
- Aspire 7745G-72161.28TBN:2.8 GHz
Processor frequency
- Aspire 7745G-436G1.28TBN:2.26 GHz
- Aspire 7745G-72161.28TBN:1.6 GHz
Processor cache
- Aspire 7745G-436G1.28TBN:3 MB
- Aspire 7745G-72161.28TBN:6 MB

Side by side

Differences highlightedShow differences only

Comparison of Aspire 7745G-436G1.28TBN, Aspire 7745G-72161.28TBN
142 specifications	A Acer Aspire 7745G-436G1.28TBN View product	B Acer Aspire 7745G-72161.28TBN View product
Displayidentical
Display diagonal	43.9 cm (17.3")	43.9 cm (17.3")
Display resolution	1600 x 900 pixels	1600 x 900 pixels
HD type	HD+	HD+
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightness	220 cd/m²	220 cd/m²
Display response rise/fall	8 ms	8 ms
Processor19 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i5	Intel® Core™ i7
Processor modelDiffers	i5-430M	i7-720QM
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	2.53 GHz	2.8 GHz
Processor frequencyDiffers	2.26 GHz	1.6 GHz
System bus rate	2.5 GT/s	2.5 GT/s
Processor cacheDiffers	3 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1288	Socket 988
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-400 Series	Intel Core i7-700 Mobile Series
Processor codenameDiffers	Arrandale	Clarksfield
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	C2	B1
Thermal Design Power (TDP)Differs	35 W	45 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16	1x16, 2x8
PCI Express slots version	2.0	2.0
Number of Processing Die TransistorsDiffers	382 M	774 M
Processing Die sizeDiffers	81 mm²	296 mm²
CPU multiplier (bus/core ratio)Differs	17	12
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	6 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	1 x 2 + 1 x 4 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryDiffers	8 GB	16 GB
Storageidentical
Total storage capacity	1.28 TB	1.28 TB
Number of HDDs installed	2	2
HDD capacity	640 GB	640 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, MS PRO, SD, xD	MMC, MS PRO, SD, xD
Graphics1 differ
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon HD 5650	AMD Mobility Radeon HD 5850
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	500 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	766 MHz	Unknown — not stated by the source
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakers	2	2
Built-in subwoofer	Yes	Yes
Cameraidentical
Front camera resolution (numeric)	1.3 MP	1.3 MP
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wireless technology	IEEE 802.11b/g/n	IEEE 802.11b/g/n
Bluetooth	Yes	Yes
Bluetooth version	2.1+EDR	2.1+EDR
Ports & interfacesidentical
USB 2.0 ports quantity	4	4
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	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	Yes	Yes
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	Yes	Yes
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
Performanceidentical
Motherboard chipset	Intel® HM55 Express	Intel® HM55 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Bundled software	Acer Backup Manager, Acer ePower Management, Acer eRecovery Management, Acer PowerSmart Manager, Adobe Flash Player 10, Adobe Reader 9.1, eSobi, Google Setup, Google Toolbar, Microsoft Works 9, Microsoft Works 8.5, Norton Online Backup, McAfee Virus Definitions, Acer Arcade Deluxe, NTI Media Maker,	Acer Backup Manager, Acer ePower Management, Acer eRecovery Management, Acer PowerSmart Manager, Adobe Flash Player 10, Adobe Reader 9.1, eSobi, Google Setup, Google Toolbar, Microsoft Works 9, Microsoft Works 8.5, Norton Online Backup, McAfee Virus Definitions, Acer Arcade Deluxe, NTI Media Maker,
Processor special features13 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	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)Differs	No	Yes
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)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
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® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	1.0	1.0
Physical Address Extension (PAE)	Yes	Yes
Processor ARK IDDiffers	43537	43122
Processor codeDiffers	SLBPM	SLBLY
Processor package sizeDiffers	rPGA 37.5x 37.5, BGA 34x28	37.5 x 37.5 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2	SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Battery1 differ
Number of battery cellsDiffers	6	9
Battery life (max)Known for one	2.5 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection type	BIOS	BIOS
Weight & dimensionsidentical
Weight	3.25 kg	3.25 kg
Width	410 mm	410 mm
Depth	286 mm	286 mm
Height (front)	3.5 cm	3.5 cm
Height (rear)	4.15 cm	4.15 cm
Other featuresidentical
Infrared data port	No	No
Wake-on-LAN ready	Yes	Yes
Wake-on-Ring ready	Yes	Yes
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem type	ITU V.92	ITU V.92
Supplied AC adapter type	AC	AC

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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