Product comparison · 2 laptops

Acer Aspire AS7745G-7748G1 Intel® Core™ i7 i7-740QM vs ASUS SD-DH51 Intel® Core™ i5 i5-2430M

125specifications compared
62differ
63identical
45known for one product only

Key differences

Display diagonal
- Aspire AS7745G-7748G1 Intel® Core™ i7 i7-740QM:43.9 cm (17.3")
- SD-DH51 Intel® Core™ i5 i5-2430M:33.8 cm (13.3")
Display resolution
- Aspire AS7745G-7748G1 Intel® Core™ i7 i7-740QM:1600 x 900 pixels
- SD-DH51 Intel® Core™ i5 i5-2430M:1366 x 768 pixels
Processor family
- Aspire AS7745G-7748G1 Intel® Core™ i7 i7-740QM:Intel® Core™ i7
- SD-DH51 Intel® Core™ i5 i5-2430M:Intel® Core™ i5
Processor generation
- Aspire AS7745G-7748G1 Intel® Core™ i7 i7-740QM:Intel® Core™ i7
- SD-DH51 Intel® Core™ i5 i5-2430M:2nd gen Intel® Core™ i5
Processor model
- Aspire AS7745G-7748G1 Intel® Core™ i7 i7-740QM:i7-740QM
- SD-DH51 Intel® Core™ i5 i5-2430M:i5-2430M
Processor cores
- Aspire AS7745G-7748G1 Intel® Core™ i7 i7-740QM:4
- SD-DH51 Intel® Core™ i5 i5-2430M:2
Processor threads
- Aspire AS7745G-7748G1 Intel® Core™ i7 i7-740QM:8
- SD-DH51 Intel® Core™ i5 i5-2430M:4
Processor boost frequency
- Aspire AS7745G-7748G1 Intel® Core™ i7 i7-740QM:2.93 GHz
- SD-DH51 Intel® Core™ i5 i5-2430M:3 GHz

Side by side

Differences highlightedShow differences only

Comparison of AS7745G-7748G1, SD-DH51
170 specifications	A Acer Aspire AS7745G-7748G1 Intel® Core™ i7 i7-740QM Model AS7745G-7748G1 View product	B ASUS SD-DH51 Intel® Core™ i5 i5-2430M Model SD-DH51 View product
Designidentical
Product colour	Black	Black
Housing materialKnown for one	Aluminium, Plastic	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	43.9 cm (17.3")	33.8 cm (13.3")
Display resolutionDiffers	1600 x 900 pixels	1366 x 768 pixels
TouchscreenKnown for one	No	Unknown — not stated by the source
HD typeKnown for one	HD+	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor17 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	Intel® Core™ i7	2nd gen Intel® Core™ i5
Processor modelDiffers	i7-740QM	i5-2430M
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	2.93 GHz	3 GHz
Processor frequencyDiffers	1.73 GHz	2.4 GHz
System bus rateDiffers	2.5 GT/s	5 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	Socket 988	Socket 988
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-700 Mobile Series	Intel Core i5-2400 Mobile Series
Processor codenameDiffers	Clarksfield	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	B1	J1
Thermal Design Power (TDP)Differs	45 W	35 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2	2.0
Number of Processing Die TransistorsKnown for one	774 M	Unknown — not stated by the source
Processing Die sizeKnown for one	296 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	13	24
ECC supported by processor	No	No
Memory4 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory slotsDiffers	4x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	16 GB	8 GB
Storage2 differ
Total storage capacityDiffers	1.28 TB	640 GB
Number of HDDs installedDiffers	2	1
HDD capacity	640 GB	640 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	Blu-Ray DVD Combo	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cards	Memory Stick (MS), MMC, MS PRO, SD, xD	Memory Stick (MS), MMC, MS PRO, SD, xD
Storage mediaKnown for one	Unknown — not stated by the source	HDD
Graphics2 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon HD 5650	NVIDIA® GeForce® GT 520M
Graphics card familyDiffers	ATI	NVIDIA
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR3
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics 3000
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	650 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1200 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x116
Audioidentical
Built-in microphone	Yes	Yes
Camera1 differ
Front camera resolution (numeric)Differs	1.3 MP	0.3 MP
Optical driveidentical
Optical drive interfaceKnown for one	SATA	Unknown — not stated by the source
Network3 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet, WLAN
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	3.0+HS	Unknown — not stated by the source
WWANKnown for one	Not installed	Unknown — not stated by the source
Data networkKnown for one	Not supported	Unknown — not stated by the source
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
4G WiMAXKnown for one	No	Unknown — not stated by the source
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	4	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 2.0 ports quantity	0	0
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
Mini DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
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 portDiffers	No	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	No	No
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
TV-outKnown for one	No	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
Performance1 differ
Motherboard chipsetDiffers	Intel® HM55 Express	Intel® HM65 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Softwareidentical
Operating system installed	Windows 7 Home Premium	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
Bundled softwareKnown for one	Microsoft Office Starter, Bing Bar, Windows Live Essentials	Unknown — not stated by the source
Processor special features19 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	No
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	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	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® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	2.0
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	49024	53450
Processor codeDiffers	SLBQG	SR04W
Processor package sizeDiffers	37.5 x 37.5 mm	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsDiffers	SSE4.2	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	32 nm
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Battery3 differ
Number of battery cellsDiffers	9	8
Battery capacityDiffers	48.8 Wh	83 Wh
Battery life (max)Differs	5 h	10 h
Power1 differ
AC adapter powerDiffers	120 W	75 W
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Trusted Platform Module (TPM)Known for one	No	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	3.25 kg	1.66 kg
WidthDiffers	410 mm	328 mm
DepthDiffers	286 mm	238 mm
HeightDiffers	41.5 mm	19 mm
Packaging contentidentical
Mouse includedKnown for one	No	Unknown — not stated by the source
AC adapter included	Yes	Yes
Bag includedKnown for one	No	Unknown — not stated by the source
Remote control includedKnown for one	No	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Intel Turbo MemoryKnown for one	0 GB	Unknown — not stated by the source
Internal modemKnown for one	Yes	Unknown — not stated by the source
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Supplied AC adapter type	AC	AC
Power requirementsKnown for one	Unknown — not stated by the source	100 - 240 V AC, 50/60 Hz

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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