Product comparison · 2 pcs/workstations

Acer eMachines ET1840 Intel® Celeron® 450 vs Acer Aspire X3950-P226HQDB Intel® Core™ i3 i3-550

91specifications compared
43differ
48identical
44known for one product only

Key differences

The Acer Aspire X3950-P226HQDB Intel® Core™ i3 i3-550 has 1 more processor cores than the Acer eMachines ET1840 Intel® Celeron® 450 (2 vs 1). The Acer Aspire X3950-P226HQDB Intel® Core™ i3 i3-550 has 3 more processor threads than the Acer eMachines ET1840 Intel® Celeron® 450 (4 vs 1). The Acer Aspire X3950-P226HQDB Intel® Core™ i3 i3-550 has 1 GHz more processor frequency than the Acer eMachines ET1840 Intel® Celeron® 450 (3.2 GHz vs 2.2 GHz). Only the Acer eMachines ET1840 Intel® Celeron® 450 has DVI port. Only the Acer Aspire X3950-P226HQDB Intel® Core™ i3 i3-550 has display included.

Processor family
- eMachines ET1840 Intel® Celeron® 450:Intel® Celeron®
- Aspire X3950-P226HQDB Intel® Core™ i3 i3-550:Intel® Core™ i3
Processor model
- eMachines ET1840 Intel® Celeron® 450:450
- Aspire X3950-P226HQDB Intel® Core™ i3 i3-550:i3-550
Processor cores
- eMachines ET1840 Intel® Celeron® 450:1
- Aspire X3950-P226HQDB Intel® Core™ i3 i3-550:2
Processor threads
- eMachines ET1840 Intel® Celeron® 450:1
- Aspire X3950-P226HQDB Intel® Core™ i3 i3-550:4
Processor frequency
- eMachines ET1840 Intel® Celeron® 450:2.2 GHz
- Aspire X3950-P226HQDB Intel® Core™ i3 i3-550:3.2 GHz
Processor cache
- eMachines ET1840 Intel® Celeron® 450:0.512 MB
- Aspire X3950-P226HQDB Intel® Core™ i3 i3-550:4 MB
Processor cache type
- eMachines ET1840 Intel® Celeron® 450:L2
- Aspire X3950-P226HQDB Intel® Core™ i3 i3-550:Smart Cache
Bus type
- eMachines ET1840 Intel® Celeron® 450:FSB
- Aspire X3950-P226HQDB Intel® Core™ i3 i3-550:DMI

Side by side

Differences highlightedShow differences only

Comparison of ET1840, X3950-P226HQDB
135 specifications	A Acer eMachines ET1840 Intel® Celeron® 450 Model ET1840 View product	B Acer Aspire X3950-P226HQDB Intel® Core™ i3 i3-550 Model X3950-P226HQDB View product
Processor17 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i3
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i3
Processor modelDiffers	450	i3-550
Processor coresDiffers	1	2
Processor threadsDiffers	1	4
Processor frequencyDiffers	2.2 GHz	3.2 GHz
Processor cacheDiffers	0.512 MB	4 MB
Processor cache typeDiffers	L2	Smart Cache
Bus typeDiffers	FSB	DMI
FSB Parity	No	No
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Processor lithographyDiffers	65 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core i3-500 Desktop Series
Processor codenameDiffers	Conroe	Clarkdale
Thermal Design Power (TDP)Differs	35 W	73 W
TcaseDiffers	60.4 °C	72.6 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Number of processors installed	1	1
Processor socketDiffers	LGA 775 (Socket T)	LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers	105 M	382 M
Processing Die sizeDiffers	77 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	11	24
SteppingDiffers	A1	K0
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	16 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	1066,1333 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	21 GB/s
ECC supported by processor	No	No
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
TjunctionKnown for one	100 °C	Unknown — not stated by the source
PlatformKnown for one	PC	Unknown — not stated by the source
Memory4 differ
Internal memoryDiffers	2 GB	4 GB
Maximum internal memoryDiffers	4 GB	8 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory slotsDiffers	2x DIMM	4x DIMM
Memory clock speedKnown for one	Unknown — not stated by the source	1333 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Storage2 differ
Total storage capacityDiffers	500 GB	640 GB
Optical drive typeDiffers	DVD-RW	DVD Super Multi DL
HDD speed	7200 RPM	7200 RPM
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	CF, Memory Stick (MS), MMC, MS PRO, SD
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Floppy drive installedKnown for one	No	Unknown — not stated by the source
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel 3100	NVIDIA® GeForce® G315
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	0.512 GB
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
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	2
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	733 MHz
Graphics card familyDiffers	Intel	NVIDIA
Performanceidentical
Product type	PC	PC
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® H57 Express
Audio output channelsKnown for one	7.1 channels	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Wi-Fi	No	No
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	6	11
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
HDMI ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsDiffers	1	3
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI portDiffers	Yes	No
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
PS/2 ports quantity	2	2
Firewire (IEEE 1394) ports	0	0
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
Parallel ports quantity	0	0
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Expansion slotsidentical
PCI Express x1 slots	1	1
PCI Express x16 slots	1	1
Poweridentical
Power supplyKnown for one	Unknown — not stated by the source	220 W
Power supply typeKnown for one	AC	Unknown — not stated by the source
Power requirementsKnown for one	100-240V	Unknown — not stated by the source
Designidentical
Product colour	Black	Black
Chassis typeKnown for one	Micro Tower	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	54.6 cm (21.5")
Processor special features11 differ
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options available	No	No
Enhanced Intel SpeedStep TechnologyDiffers	No	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 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	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
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® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)	Yes	Yes
Processor ARK IDDiffers	35239	48505
Processor codeDiffers	SLAFZ	SLBUD
Processor package sizeDiffers	37.5 mm	37.5 x 37.5 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Audioidentical
Audio system	HD	HD
Weight & dimensions3 differ
WidthDiffers	180 mm	100 mm
DepthDiffers	411 mm	371 mm
HeightDiffers	361 mm	265 mm
Packaging contentidentical
Remote control includedKnown for one	No	Unknown — not stated by the source
Certificatesidentical
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
CertificationKnown for one	CE, CB, FCC	Unknown — not stated by the source
Other featuresidentical
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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