Product comparison · 2 pcs/workstations

Acer Aspire X1900 Intel® Pentium® E5800 vs HP Compaq 8100

80specifications compared
36differ
44identical
52known for one product only

Key differences

The HP Compaq 8100 has 2 more processor threads than the Acer Aspire X1900 Intel® Pentium® E5800 (4 vs 2). The HP Compaq 8100 has 2 MB more processor cache than the Acer Aspire X1900 Intel® Pentium® E5800 (4 MB vs 2 MB). The Acer Aspire X1900 Intel® Pentium® E5800 has 13 nm more processor lithography than the HP Compaq 8100 (45 nm vs 32 nm). Only the HP Compaq 8100 has Intel Dual Display Capable Technology. Only the HP Compaq 8100 has Intel FDI Technology.

Processor family
- Aspire X1900 Intel® Pentium® E5800:Intel® Pentium®
- Compaq 8100:Intel® Core™ i5
Processor model
- Aspire X1900 Intel® Pentium® E5800:E5800
- Compaq 8100:i5-650
Processor threads
- Aspire X1900 Intel® Pentium® E5800:2
- Compaq 8100:4
Processor cache
- Aspire X1900 Intel® Pentium® E5800:2 MB
- Compaq 8100:4 MB
Bus type
- Aspire X1900 Intel® Pentium® E5800:FSB
- Compaq 8100:DMI
Processor lithography
- Aspire X1900 Intel® Pentium® E5800:45 nm
- Compaq 8100:32 nm
Processor codename
- Aspire X1900 Intel® Pentium® E5800:Wolfdale
- Compaq 8100:Clarkdale
Thermal Design Power (TDP)
- Aspire X1900 Intel® Pentium® E5800:65 W
- Compaq 8100:73 W

Side by side

Differences highlightedShow differences only

Comparison of X1900, Compaq 8100
132 specifications	A Acer Aspire X1900 Intel® Pentium® E5800 Model X1900 View product	B HP Compaq 8100 View product
Processor15 differ
Processor familyDiffers	Intel® Pentium®	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i5
Processor modelDiffers	E5800	i5-650
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.46 GHz
Processor cacheDiffers	2 MB	4 MB
Bus typeDiffers	FSB	DMI
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Processor lithographyDiffers	45 nm	32 nm
Processor seriesDiffers	Intel Pentium E5000 Series for Desktop	Intel Core i5-600 Desktop Series
Processor codenameDiffers	Wolfdale	Clarkdale
Thermal Design Power (TDP)Differs	65 W	73 W
TcaseDiffers	74.1 °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 installedKnown for one	Unknown — not stated by the source	1
Processor socketDiffers	LGA 775 (Socket T)	LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers	228 M	382 M
Processing Die sizeDiffers	82 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	16	24
SteppingDiffers	R0	C2
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 1066/1333
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	21 GB/s
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Maximum internal memoryDiffers	4 GB	16 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Memory slotsKnown for one	2x DIMM	Unknown — not stated by the source
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	1 TB	250 GB
Optical drive typeDiffers	DVD-RW	DVD-ROM
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Card reader integratedKnown for one	No	Unknown — not stated by the source
Graphics1 differ
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelDiffers	Intel® GMA X4500	Intel® HD Graphics
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
Maximum graphics card memoryKnown for one	1.024 GB	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® G41	Intel® Q57
Optical driveidentical
BD interface typeKnown for one	Unknown — not stated by the source	SATA
Networkidentical
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	7	10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Expansion slotsidentical
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	2
PCI slotsKnown for one	Unknown — not stated by the source	3
Poweridentical
Power supply input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Power supply input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Power supplyKnown for one	220 W	Unknown — not stated by the source
Design1 differ
Chassis typeDiffers	Tower	Mini Tower
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
Software2 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Operating system architectureDiffers	64-bit	32-bit
Processor special features11 differ
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Processor ARK IDDiffers	42802	43546
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	No	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Processor codeKnown for one	SLGTG	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 35 °C
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	11.2 kg
WidthKnown for one	100 mm	Unknown — not stated by the source
DepthKnown for one	371 mm	Unknown — not stated by the source
HeightKnown for one	265 mm	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	High Definition Audio	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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