Product comparison · 2 laptops

Acer Aspire 431-2639 Intel® Celeron® 1007U Laptop vs Acer Aspire 431-4621 Intel® Pentium® 987 Laptop

146specifications compared
16differ
130identical
3known for one product only

Key differences

Processor family
- Aspire 431-2639 Intel® Celeron® 1007U Laptop:Intel® Celeron®
- Aspire 431-4621 Intel® Pentium® 987 Laptop:Intel® Pentium®
Processor model
- Aspire 431-2639 Intel® Celeron® 1007U Laptop:1007U
- Aspire 431-4621 Intel® Pentium® 987 Laptop:987
Processor cache type
- Aspire 431-2639 Intel® Celeron® 1007U Laptop:Smart Cache
- Aspire 431-4621 Intel® Pentium® 987 Laptop:L2
Processor lithography
- Aspire 431-2639 Intel® Celeron® 1007U Laptop:22 nm
- Aspire 431-4621 Intel® Pentium® 987 Laptop:32 nm
Processor codename
- Aspire 431-2639 Intel® Celeron® 1007U Laptop:Ivy Bridge
- Aspire 431-4621 Intel® Pentium® 987 Laptop:Sandy Bridge
Stepping
- Aspire 431-2639 Intel® Celeron® 1007U Laptop:P0
- Aspire 431-4621 Intel® Pentium® 987 Laptop:Q0
Tjunction
- Aspire 431-2639 Intel® Celeron® 1007U Laptop:105 °C
- Aspire 431-4621 Intel® Pentium® 987 Laptop:100 °C
Graphics & IMC lithography
- Aspire 431-2639 Intel® Celeron® 1007U Laptop:22 nm
- Aspire 431-4621 Intel® Pentium® 987 Laptop:32 nm

Side by side

Differences highlightedShow differences only

Comparison of 431-2639, 431-4621
149 specifications	A Acer Aspire 431-2639 Intel® Celeron® 1007U Laptop Model 431-2639 View product	B Acer Aspire 431-4621 Intel® Pentium® 987 Laptop Model 431-4621 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Blue	Blue
Form factor	Clamshell	Clamshell
Displayidentical
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Pentium®
Processor modelDiffers	1007U	987
Processor cores	2	2
Processor threads	2	2
Processor frequency	1.5 GHz	1.5 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cache	2 MB	2 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socket	BGA 1023	BGA 1023
Processor lithographyDiffers	22 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Celeron 1000 series for Mobile	Intel Pentium 900 Series for Mobile
Processor codenameDiffers	Ivy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	P0	Q0
Thermal Design Power (TDP)	17 W	17 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)	15	15
ECC supported by processor	No	No
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Maximum internal memory	4 GB	4 GB
Storageidentical
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive type	DVD Super Multi DL	DVD Super Multi DL
Card reader integrated	Yes	Yes
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
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	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)	1000 MHz	1000 MHz
Audioidentical
Audio system	HD	HD
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Data network	Not supported	Not supported
4G WiMAX	No	No
Integrated 4G WiMAX	No	No
Ports & interfacesidentical
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1	1
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
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 slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Headphone connectivity	3.5 mm	3.5 mm
Microphone connectivity	3.5 mm	3.5 mm
Performanceidentical
Motherboard chipset	Intel® HM70 Express	Intel® HM70 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Full-size keyboard	Yes	Yes
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 8	Windows 8
Operating system architecture	64-bit	64-bit
Drivers included	Yes	Yes
Processor special features8 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 lithographyDiffers	22 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 Smart Connect Technology	No	No
Intel Trusted Execution Technology	No	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)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Active Management Technology (Intel® AMT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Identity Protection Technology (Intel® IPT)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Matrix Storage Technology (Intel® MST)	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Rapid Start Technology	No	No
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	72061	67194
Processor codeDiffers	SR109	SR0V4
Processor package sizeDiffers	31 x 24 mm	31.0 x 24.0 (BGA1023)
Supported instruction setsDiffers	SSE4.1, SSE4.2	SSE4.x
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processorDiffers	Yes	No
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	4	4
Poweridentical
AC adapter power	65 W	65 W
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Securityidentical
Cable lock slot	No	No
Weight & dimensionsidentical
Weight	2.1 kg	2.1 kg
Width	342 mm	342 mm
Depth	245 mm	245 mm
Height (front)	2 cm	2 cm
Height (rear)	2.3 cm	2.3 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
64-bit computing	Yes	Yes

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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