Product comparison · 2 laptops

Acer Aspire 7745G vs HP EliteBook WD934EA Intel® Core™ i5 i5-520M

123specifications compared
36differ
87identical
51known for one product only

Key differences

Display diagonal
- Aspire 7745G:43.9 cm (17.3")
- EliteBook WD934EA Intel® Core™ i5 i5-520M:43.2 cm (17")
Display resolution
- Aspire 7745G:1600 x 900 pixels
- EliteBook WD934EA Intel® Core™ i5 i5-520M:1440 x 900 pixels
Native aspect ratio
- Aspire 7745G:16:9
- EliteBook WD934EA Intel® Core™ i5 i5-520M:16:10
Processor generation
- Aspire 7745G:4th gen Intel® Core™ i5
- EliteBook WD934EA Intel® Core™ i5 i5-520M:Intel® Core™ i5
Processor model
- Aspire 7745G:i5-450M
- EliteBook WD934EA Intel® Core™ i5 i5-520M:i5-520M
Processor boost frequency
- Aspire 7745G:2.66 GHz
- EliteBook WD934EA Intel® Core™ i5 i5-520M:2.93 GHz
System bus rate
- Aspire 7745G:4.8 GT/s
- EliteBook WD934EA Intel® Core™ i5 i5-520M:2.5 GT/s
Processor socket
- Aspire 7745G:Socket 988
- EliteBook WD934EA Intel® Core™ i5 i5-520M:BGA 956

Side by side

Differences highlightedShow differences only

Comparison of Aspire 7745G, WD934EA
174 specifications	A Acer Aspire 7745G View product	B HP EliteBook WD934EA Intel® Core™ i5 i5-520M Model WD934EA View product
Designidentical
Form factorKnown for one	Unknown — not stated by the source	Clamshell
Country of originKnown for one	Unknown — not stated by the source	China
Product colourKnown for one	Black	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	43.9 cm (17.3")	43.2 cm (17")
Display resolutionDiffers	1600 x 900 pixels	1440 x 900 pixels
LED backlight	Yes	Yes
Native aspect ratioDiffers	16:9	16:10
Display surfaceKnown for one	Unknown — not stated by the source	Matt
HD typeKnown for one	HD+	Unknown — not stated by the source
Display brightnessKnown for one	220 cd/m²	Unknown — not stated by the source
Processor7 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i5	Intel® Core™ i5
Processor modelDiffers	i5-450M	i5-520M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.66 GHz	2.93 GHz
Processor frequency	2.4 GHz	2.4 GHz
System bus rateDiffers	4.8 GT/s	2.5 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	Socket 988	BGA 956
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-400 Series	Intel Core i5-500 Mobile Series
Processor codename	Arrandale	Arrandale
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	K0	C2
Thermal Design Power (TDP)	35 W	35 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16	1x16
PCI Express slots version	2.0	2.0
Number of Processing Die Transistors	382 M	382 M
Processing Die size	81 mm²	81 mm²
CPU multiplier (bus/core ratio)	18	18
ECC supported by processor	No	No
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
Maximum internal memory	16 GB	16 GB
Memory layout (slots x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	640 GB	320 GB
Storage mediaKnown for one	Unknown — not stated by the source	HDD
HDD capacityKnown for one	Unknown — not stated by the source	320 GB
HDD interfaceDiffers	SATA	SATA II
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Optical drive typeDiffers	DVD-RW	DVD Super Multi DL
Card reader integrated	Yes	Yes
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
Graphics1 differ
On-board graphics card	Yes	Yes
Graphics card familyDiffers	AMD	Intel, NVIDIA
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR5
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequency	500 MHz	500 MHz
On-board graphics card dynamic frequency (max)	766 MHz	766 MHz
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	AMD Radeon HD 5650	Unknown — not stated by the source
Audioidentical
Audio system	HD	HD
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Number of built-in speakers	2	2
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Built-in subwooferKnown for one	Yes	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	Yes
Network1 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet, WLAN
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11a, 802.11b, 802.11g
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	2.1+EDR	2.1+EDR
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Ports & interfaces9 differ
USB 2.0 ports quantityDiffers	4	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	2
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) portsDiffers	0	1
Thunderbolt ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputs	1	1
S/PDIF out portDiffers	Yes	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 slotDiffers	No	Yes
Modem (RJ-11) ports	1	1
TV-out	No	No
TV-in portKnown 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® QM57 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypadKnown for one	Unknown — not stated by the source	Yes
Spill-resistant keyboardKnown for one	Unknown — not stated by the source	Yes
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows XP Professional
Processor special features5 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)	1	1
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	45 nm	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
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	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)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
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® Turbo Boost Technology	1.0	1.0
Physical Address Extension (PAE)	36 bit	36 bit
Processor ARK IDDiffers	49022	47341
Processor package size	rPGA 37.5x 37.5, BGA 34x28	rPGA 37.5x 37.5, BGA 34x28
Supported instruction sets	SSE4.1/4.2	SSE4.1/4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Processor codeKnown for one	SLBTZ	Unknown — not stated by the source
Battery1 differ
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	6	8
Battery capacityKnown for one	4400 mAh	Unknown — not stated by the source
Battery life (max)Known for one	4 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	48.8 W	Unknown — not stated by the source
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	3.25 kg	3.57 kg
WidthDiffers	410 mm	397.5 mm
DepthDiffers	286 mm	285.5 mm
HeightKnown for one	Unknown — not stated by the source	36.5 mm
Height (front)Known for one	3.5 cm	Unknown — not stated by the source
Height (rear)Known for one	4.15 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Minimum storage drive spaceKnown for one	Unknown — not stated by the source	250 GB
Internal modem	Yes	Yes
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise
Supplied AC adapter type	AC	AC
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Yes	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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