Product comparison · 2 pcs/workstations

Acer Aspire X3900 Intel® Core™ i5 i5-650 vs HP dc7900 MT + LE2001w

88specifications compared
47differ
41identical
45known for one product only

Key differences

Processor family
- Aspire X3900 Intel® Core™ i5 i5-650:Intel® Core™ i5
- dc7900 MT + LE2001w:Intel® Pentium®
Processor model
- Aspire X3900 Intel® Core™ i5 i5-650:i5-650
- dc7900 MT + LE2001w:E5300
Processor threads
- Aspire X3900 Intel® Core™ i5 i5-650:4
- dc7900 MT + LE2001w:2
Processor frequency
- Aspire X3900 Intel® Core™ i5 i5-650:3.2 GHz
- dc7900 MT + LE2001w:2.6 GHz
Processor cache
- Aspire X3900 Intel® Core™ i5 i5-650:4 MB
- dc7900 MT + LE2001w:2 MB
Processor cache type
- Aspire X3900 Intel® Core™ i5 i5-650:Smart Cache
- dc7900 MT + LE2001w:L2
Bus type
- Aspire X3900 Intel® Core™ i5 i5-650:DMI
- dc7900 MT + LE2001w:FSB
Processor lithography
- Aspire X3900 Intel® Core™ i5 i5-650:32 nm
- dc7900 MT + LE2001w:45 nm

Side by side

Differences highlightedShow differences only

Comparison of X3900, dc7900 MT + LE2001w
133 specifications	A Acer Aspire X3900 Intel® Core™ i5 i5-650 Model X3900 View product	B HP dc7900 MT + LE2001w View product
Processor17 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Pentium®
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-650	E5300
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	3.46 GHz	Unknown — not stated by the source
Processor frequencyDiffers	3.2 GHz	2.6 GHz
Processor cacheDiffers	4 MB	2 MB
Processor cache typeDiffers	Smart Cache	L2
Bus typeDiffers	DMI	FSB
System bus rateKnown for one	2.5 GT/s	Unknown — not stated by the source
Processor lithographyDiffers	32 nm	45 nm
Processor seriesDiffers	Intel Core i5-600 Desktop Series	Intel Pentium E5000 Series for Desktop
Processor codenameDiffers	Clarkdale	Wolfdale
Thermal Design Power (TDP)Differs	73 W	65 W
TcaseDiffers	72.6 °C	74.1 °C
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Processor socketDiffers	LGA 1156 (Socket H)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	382 M	228 M
Processing Die sizeDiffers	81 mm²	82 mm²
CPU multiplier (bus/core ratio)Differs	24	13
SteppingDiffers	C2	R0
Maximum internal memory supported by processorKnown for one	16 GB	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR3 1066/1333	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	21 GB/s	Unknown — not stated by the source
Processor front side busKnown for one	Unknown — not stated by the source	800 MHz
Memory3 differ
Internal memoryDiffers	4 GB	2 GB
Maximum internal memoryDiffers	8 GB	16 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR2-SDRAM
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	1 TB	160 GB
Optical drive typeDiffers	DVD-RW	DVD±RW
Card reader integratedDiffers	Yes	No
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Graphics1 differ
Discrete graphics card modelDiffers	AMD Radeon HD 4650	Intel® GMA 4500M
Discrete graphics card memoryKnown for one	1 GB	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	733 MHz	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	1.919 GB	Unknown — not stated by the source
Performanceidentical
Audio output channelsKnown for one	5.1 channels	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	9	8
HDMI ports quantityDiffers	1	0
Firewire (IEEE 1394) portsDiffers	1	0
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Serial ports quantityDiffers	0	1
Expansion slotsidentical
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
Poweridentical
Power supplyKnown for one	220 W	Unknown — not stated by the source
Design1 differ
Chassis typeDiffers	SFF	Mini Tower
Product colourKnown for one	Black	Unknown — not stated by the source
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Country of originKnown for one	Unknown — not stated by the source	China
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows Vista Business
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Trial softwareKnown for one	-Microsoft Works with Office Home & Student 2007 -McAfee Internet Security Suite 2009	Unknown — not stated by the source
Bundled softwareKnown for one	-Acer eRecovery Management -Acer Arcade Deluxe -Adobe Reader -eSobi -MyWinLocker -Nero 9 Essentials -Oberon GameZone	Unknown — not stated by the source
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	50.8 cm (20")
Display resolutionKnown for one	Unknown — not stated by the source	1600 x 900 pixels
Contrast ratio (typical)Known for one	Unknown — not stated by the source	1000:1
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Viewing angle, horizontalKnown for one	Unknown — not stated by the source	170°
Viewing angle, verticalKnown for one	Unknown — not stated by the source	160°
Processor special features13 differ
Embedded options availableDiffers	No	Yes
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel FDI TechnologyDiffers	Yes	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
Intel Virtualization Technology (VT-x)Differs	Yes	2
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Physical Address Extension (PAE)Known for one	36 bit	Unknown — not stated by the source
Processor ARK IDDiffers	43546	35300
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Processor codeKnown for one	Unknown — not stated by the source	SLB9U
Weight & dimensions3 differ
WidthDiffers	100 mm	177 mm
DepthDiffers	352 mm	452 mm
HeightDiffers	265 mm	447 mm
WeightKnown for one	Unknown — not stated by the source	11.8 kg
Packaging contentidentical
Mouse includedKnown for one	Yes	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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