Product comparison · 2 all-in-one pcs/workstations

Acer Aspire 3770 Intel® Pentium® G645 vs HP TouchSmart 520-1171a Intel® Core™ i5 i5-3450S

116specifications compared
47differ
69identical
37known for one product only

Key differences

Display diagonal
- Aspire 3770 Intel® Pentium® G645:54.6 cm (21.5")
- TouchSmart 520-1171a Intel® Core™ i5 i5-3450S:58.4 cm (23")
Touchscreen
- Aspire 3770 Intel® Pentium® G645:No
- TouchSmart 520-1171a Intel® Core™ i5 i5-3450S:Yes
Processor family
- Aspire 3770 Intel® Pentium® G645:Intel® Pentium®
- TouchSmart 520-1171a Intel® Core™ i5 i5-3450S:Intel® Core™ i5
Processor model
- Aspire 3770 Intel® Pentium® G645:G645
- TouchSmart 520-1171a Intel® Core™ i5 i5-3450S:i5-3450S
Processor cores
- Aspire 3770 Intel® Pentium® G645:2
- TouchSmart 520-1171a Intel® Core™ i5 i5-3450S:4
Processor threads
- Aspire 3770 Intel® Pentium® G645:2
- TouchSmart 520-1171a Intel® Core™ i5 i5-3450S:4
Processor frequency
- Aspire 3770 Intel® Pentium® G645:2.9 GHz
- TouchSmart 520-1171a Intel® Core™ i5 i5-3450S:2.8 GHz
Processor cache
- Aspire 3770 Intel® Pentium® G645:3 MB
- TouchSmart 520-1171a Intel® Core™ i5 i5-3450S:6 MB

Side by side

Differences highlightedShow differences only

Comparison of 3770, 520-1171a
153 specifications	A Acer Aspire 3770 Intel® Pentium® G645 Model 3770 View product	B HP TouchSmart 520-1171a Intel® Core™ i5 i5-3450S Model 520-1171a View product
Display2 differ
Display diagonalDiffers	54.6 cm (21.5")	58.4 cm (23")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
TouchscreenDiffers	No	Yes
HD type	Full HD	Full HD
Full HD	Yes	Yes
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Contrast ratio (typical)Known for one	Unknown — not stated by the source	1000:1
Display number of coloursKnown for one	Unknown — not stated by the source	16.78 million colours
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	3rd gen Intel® Core™ i5
Processor modelDiffers	G645	i5-3450S
Processor coresDiffers	2	4
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.5 GHz
Processor frequencyDiffers	2.9 GHz	2.8 GHz
Processor cacheDiffers	3 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	LGA 1155 (Socket H2)	LGA 1155 (Socket H2)
System bus rate	5 GT/s	5 GT/s
64-bit computing	Yes	Yes
Thermal Design Power (TDP)	65 W	65 W
Bus type	DMI	DMI
CPU multiplier (bus/core ratio)Differs	29	28
FSB Parity	No	No
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x8, 1x16, 2x4, 2x8
PCI Express slots versionDiffers	2.0	3.0
Processor codenameDiffers	Sandy Bridge	Ivy Bridge
Processor lithographyDiffers	32 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium G600 Series for Desktop	Intel Core i5-3400 Desktop series
SteppingDiffers	Q0	E1
Tcase	69.1 °C	69.1 °C
Conflict-Free processorDiffers	No	Yes
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1066 MHz	1333,1600 MHz
Memory bandwidth supported by processor (max)Differs	17 GB/s	25.6 GB/s
Memory channels supported by processor	Dual	Dual
ECC supported by processor	No	No
Processor codeKnown for one	SR0RS	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Maximum internal memoryDiffers	8 GB	16 GB
Memory slots	2	2
Memory slots typeKnown for one	Unknown — not stated by the source	SO-DIMM
Memory clock speedDiffers	1333 MHz	1600 MHz
Storage2 differ
Total storage capacityDiffers	500 GB	1 TB
Storage media	HDD	HDD
Number of storage drives installed	1	1
Number of HDDs installed	1	1
HDD speed	7200 RPM	7200 RPM
HDD interface	SATA II	SATA II
Optical drive type	DVD Super Multi	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO Duo, MS Pro-HG Duo, SD, SDHC	Memory Stick (MS), MicroSD (TransFlash), miniSD, MMC, MS Duo, MS PRO, MS PRO Duo, SD, SDHC
Graphics4 differ
Discrete graphics card modelDiffers	Not available	AMD Radeon HD 6550A
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 2500
Number of displays supported (on-board graphics)Differs	2	3
On-board graphics card base frequencyDiffers	850 MHz	650 MHz
On-board graphics card dynamic frequency (max)	1100 MHz	1100 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x152
Audioidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
RMS rated powerKnown for one	Unknown — not stated by the source	8 W
Audio systemKnown for one	Unknown — not stated by the source	HD
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Built-in camera	Yes	Yes
Camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Optical drive1 differ
Optical drive interface	SATA	SATA
Disc types supportedDiffers	DVD+R, DVD+RW, DVD-R, DVD-RAM, DVD-RW	BD-ROM, CD-R, CD-RW, DVD, DVD+R, DVD+R DL, DVD+RW, DVD+RW DL, DVD-R, DVD-R DL, DVD-RAM, DVD-ROM
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	Wi-Fi 5 (802.11ac), 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantity	4	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
HDMI ports quantityDiffers	1	0
VGA (D-Sub) ports quantity	0	0
Headphone outputs	1	1
Microphone in	Yes	Yes
Designidentical
Product colour	Black	Black
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Country of originKnown for one	Unknown — not stated by the source	China
Performance1 differ
Product typeKnown for one	Unknown — not stated by the source	All-in-One PC
Motherboard chipsetDiffers	Intel® H61 Express	Intel® H61
Software1 differ
Operating system installedDiffers	Windows 8	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Processor special features11 differ
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	Unknown — not stated by the source	22 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 TechnologyDiffers	Yes	No
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 versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Intel Trusted Execution Technology	No	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)	No	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)	No	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
Processor ARK IDDiffers	69116	65512
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Thermal solution specificationKnown for one	Unknown — not stated by the source	PCG 2011C
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	135 W	180 W
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC adapter output voltageKnown for one	Unknown — not stated by the source	19 V
Weight & dimensions3 differ
Width (with stand)Differs	532 mm	580 mm
Depth (with stand)Differs	58 mm	217 mm
Height (with stand)Differs	414 mm	457 mm
Weight (with stand)Known for one	Unknown — not stated by the source	11.7 kg
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Remote control includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
AC adapter output currentKnown for one	Unknown — not stated by the source	9.5 A
Display diagonal (metric)Known for one	Unknown — not stated by the source	58.42 cm
Display includedKnown for one	Unknown — not stated by the source	Yes
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit LAN, WLAN
SpeakersKnown for one	Unknown — not stated by the source	2
Storage drive interface	Serial ATA II	Serial ATA II

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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