Product comparison · 2 pcs/workstations

Acer Aspire M7721 vs Fujitsu ESPRIMO P3520 E85+

82specifications compared
41differ
41identical
48known for one product only

Key differences

Processor family
- Aspire M7721:Intel® Core™ i7
- ESPRIMO P3520 E85+:Intel® Core™2 Duo
Processor model
- Aspire M7721:i7-920
- ESPRIMO P3520 E85+:E7400
Processor cores
- Aspire M7721:4
- ESPRIMO P3520 E85+:2
Processor threads
- Aspire M7721:8
- ESPRIMO P3520 E85+:2
Processor frequency
- Aspire M7721:2.66 GHz
- ESPRIMO P3520 E85+:2.8 GHz
Processor cache
- Aspire M7721:8 MB
- ESPRIMO P3520 E85+:3 MB
Processor cache type
- Aspire M7721:Smart Cache
- ESPRIMO P3520 E85+:L2
Bus type
- Aspire M7721:QPI
- ESPRIMO P3520 E85+:FSB

Side by side

Differences highlightedShow differences only

Comparison of Aspire M7721, ESPRIMO P3520 E85+
130 specifications	A Acer Aspire M7721 View product	B Fujitsu ESPRIMO P3520 E85+View product
Processor17 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™2 Duo
Processor modelDiffers	i7-920	E7400
Processor coresDiffers	4	2
Processor threadsDiffers	8	2
Processor frequencyDiffers	2.66 GHz	2.8 GHz
Processor cacheDiffers	8 MB	3 MB
Processor cache typeDiffers	Smart Cache	L2
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Bus typeDiffers	QPI	FSB
FSB Parity	No	No
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-900 Desktop Series	Intel Core 2 Duo E7000 Series
Processor codenameDiffers	Bloomfield	Wolfdale
Thermal Design Power (TDP)Differs	130 W	65 W
TcaseDiffers	67.9 °C	74.1 °C
Number of processors installedKnown for one	Unknown — not stated by the source	1
Processor socketDiffers	Socket B (LGA 1366)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	731 M	228 M
Processing Die sizeDiffers	263 mm²	82 mm²
CPU multiplier (bus/core ratio)Differs	20	10.5
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	1
SteppingDiffers	C0	R0
ECC supported by processor	No	No
Processor generationKnown for one	Intel® Core™ i7	Unknown — not stated by the source
Processor boost frequencyKnown for one	2.93 GHz	Unknown — not stated by the source
System bus rateKnown for one	4.8 GT/s	Unknown — not stated by the source
Number of QPI linksKnown for one	1	Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one	24 GB	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR3 800/1066	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	25.6 GB/s	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	6 GB	2 GB
Maximum internal memoryDiffers	12 GB	8 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Memory clock speedKnown for one	Unknown — not stated by the source	800 MHz
Memory slotsKnown for one	6x DIMM	Unknown — not stated by the source
Memory channelsKnown for one	Triple-channel	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	1 TB	250 GB
Optical drive typeKnown for one	Unknown — not stated by the source	DVD Super Multi
HDD interfaceDiffers	SATA	SATA II
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	Yes	No
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 230	Intel® GMA 4500M
Maximum graphics card memoryDiffers	2.907 GB	0.256 GB
External video modes refresh rate (max)Known for one	Unknown — not stated by the source	85 Hz
External video modes resolution (max)Known for one	Unknown — not stated by the source	1920 x 1200 pixels
Discrete graphics card memoryKnown for one	1.536 GB	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Password protection typeKnown for one	Unknown — not stated by the source	BIOS
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantity	8	8
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
PS/2 ports quantity	2	2
Serial ports quantityDiffers	0	1
Parallel ports quantity	0	0
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
DVI portKnown for one	Yes	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	2	Unknown — not stated by the source
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	1
PCI slotsKnown for one	Unknown — not stated by the source	2
Poweridentical
Power requirementsKnown for one	Unknown — not stated by the source	AC 100-240V@50-60Hz
Power supplyKnown for one	Unknown — not stated by the source	300 W
Design1 differ
Chassis typeDiffers	Tower	Micro 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
Product colourKnown for one	Unknown — not stated by the source	Black
External drive baysKnown for one	Unknown — not stated by the source	1x 3.5", 2x 5.25"
Internal drive baysKnown for one	Unknown — not stated by the source	2x 3.5"
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows Vista Business
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows Vista Home Basic/Vista Home Premium/XP Professional, Linux
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Bundled softwareKnown for one	Unknown — not stated by the source	Nero Essentials
Displayidentical
Display included	No	No
Processor special features9 differ
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
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	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
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	Yes	No
Intel Virtualization Technology (VT-x)Differs	Yes	2
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)	No	No
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
Processor ARK IDDiffers	37147	36500
Processor codeDiffers	SLBCH	SLB9Y
Processor package sizeDiffers	42.5 x 45.0 mm	37.5 x 37.5 mm
Thermal Monitoring TechnologiesDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
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
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	36 bit	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	High Definition Audio 7.1	Realtek ALC663
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	15 - 35 °C
Ergonomicsidentical
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	23 dB
Weight & dimensions3 differ
WidthDiffers	180 mm	175 mm
DepthDiffers	441.5 mm	425 mm
HeightDiffers	367 mm	353 mm
WeightKnown for one	Unknown — not stated by the source	11 kg
Packaging dataidentical
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	500 x 290 x 540 mm
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
Compliance industry standardsKnown for one	Unknown — not stated by the source	DMI 2.0, PC 2001, WMI 1.5, USB 2.0
CertificationKnown for one	Unknown — not stated by the source	GS, CE, FCC Class B, cCSAus, RoHS, WEEE
Other featuresidentical
MotherboardKnown for one	Unknown — not stated by the source	D2841

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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