Product comparison · 2 pcs/workstations

Fujitsu ESPRIMO P3521 Intel® Core™2 Quad Q8300 vs Lenovo ThinkStation E20, FR

79specifications compared
39differ
40identical
67known for one product only

Key differences

The Fujitsu ESPRIMO P3521 Intel® Core™2 Quad Q8300 has 2 more processor cores than the Lenovo ThinkStation E20, FR (4 vs 2). The Lenovo ThinkStation E20, FR has 0.96 GHz more processor frequency than the Fujitsu ESPRIMO P3521 Intel® Core™2 Quad Q8300 (3.46 GHz vs 2.5 GHz). The Fujitsu ESPRIMO P3521 Intel® Core™2 Quad Q8300 has 13 nm more processor lithography than the Lenovo ThinkStation E20, FR (45 nm vs 32 nm). Only the Lenovo ThinkStation E20, FR has on-board graphics card. Only the Lenovo ThinkStation E20, FR has Intel Dual Display Capable Technology.

Processor family
- ESPRIMO P3521 Intel® Core™2 Quad Q8300:Intel® Core™2 Quad
- ThinkStation E20, FR:Intel® Core™ i5
Processor model
- ESPRIMO P3521 Intel® Core™2 Quad Q8300:Q8300
- ThinkStation E20, FR:i5-670
Processor cores
- ESPRIMO P3521 Intel® Core™2 Quad Q8300:4
- ThinkStation E20, FR:2
Processor frequency
- ESPRIMO P3521 Intel® Core™2 Quad Q8300:2.5 GHz
- ThinkStation E20, FR:3.46 GHz
Processor cache type
- ESPRIMO P3521 Intel® Core™2 Quad Q8300:L2
- ThinkStation E20, FR:Smart Cache
Bus type
- ESPRIMO P3521 Intel® Core™2 Quad Q8300:FSB
- ThinkStation E20, FR:DMI
Processor lithography
- ESPRIMO P3521 Intel® Core™2 Quad Q8300:45 nm
- ThinkStation E20, FR:32 nm
Processor codename
- ESPRIMO P3521 Intel® Core™2 Quad Q8300:Yorkfield
- ThinkStation E20, FR:Clarkdale

Side by side

Differences highlightedShow differences only

Comparison of P3521, ThinkStation E20, FR
146 specifications	A Fujitsu ESPRIMO P3521 Intel® Core™2 Quad Q8300 Model P3521 View product	B Lenovo ThinkStation E20, FR View product
Processor15 differ
Processor familyDiffers	Intel® Core™2 Quad	Intel® Core™ i5
Processor modelDiffers	Q8300	i5-670
Processor coresDiffers	4	2
Processor frequencyDiffers	2.5 GHz	3.46 GHz
Processor cache typeDiffers	L2	Smart Cache
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Bus typeDiffers	FSB	DMI
Processor lithographyDiffers	45 nm	32 nm
Processor seriesDiffers	Intel Core 2 Quad Q8000 Series	Intel Core i5-600 Desktop Series
Processor codenameDiffers	Yorkfield	Clarkdale
Thermal Design Power (TDP)Differs	95 W	73 W
TcaseDiffers	71.4 °C	72.6 °C
Number of processors installedKnown for one	1	Unknown — not stated by the source
Processor socketDiffers	LGA 775 + AM2/2+	LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers	456 M	382 M
Processing Die sizeDiffers	164 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	7.5	26
SteppingKnown for one	R0	Unknown — not stated by the source
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i5
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.73 GHz
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
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
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
Memory2 differ
Internal memoryDiffers	2 GB	4 GB
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Memory layout (slots x size)Known for one	1 x 2 GB	Unknown — not stated by the source
Memory clock speedDiffers	1066 MHz	1333 MHz
ECCKnown for one	Unknown — not stated by the source	Yes
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Storage2 differ
Total storage capacityKnown for one	500 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi	DVD-RW
HDD interfaceDiffers	SATA II	SATA
Floppy drive installedKnown for one	No	Unknown — not stated by the source
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	32 MB
Drive device, transfer rateKnown for one	Unknown — not stated by the source	3000 MB/s
Graphics1 differ
On-board graphics cardDiffers	No	Yes
Discrete graphics card modelKnown for one	NVIDIA GeForce 9300 GE	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	0.5 GB	Unknown — not stated by the source
Graphics card familyKnown for one	NVIDIA	Unknown — not stated by the source
External video modes refresh rate (max)Known for one	85 Hz	Unknown — not stated by the source
External video modes resolution (max)Known for one	1920 x 1200 pixels	Unknown — not stated by the source
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
Performance1 differ
Product typeDiffers	PC	Workstation
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Motherboard form factorKnown for one	Unknown — not stated by the source	ATX
Networkidentical
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfacesidentical
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Line-outKnown for one	Yes	Unknown — not stated by the source
Line-inKnown for one	Yes	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
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
PCI slotsKnown for one	2	Unknown — not stated by the source
Power1 differ
Power requirementsKnown for one	100-240V, 50/60Hz	Unknown — not stated by the source
Power supplyDiffers	300 W	280 W
Design1 differ
Chassis typeDiffers	Micro Tower	Tower
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
External drive baysKnown for one	1x 3.5", 2x 5.25"	Unknown — not stated by the source
Internal drive baysKnown for one	2x 3.5"	Unknown — not stated by the source
Softwareidentical
Optional operating system suppliedKnown for one	Windows XP Professional	Unknown — not stated by the source
Compatible operating systemsKnown for one	Linux	Unknown — not stated by the source
Processor special features12 differ
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 (VT-x)Differs	2	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
Processor ARK IDDiffers	39107	43556
Processor codeKnown for one	SLGUR	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	No	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Audioidentical
Audio systemKnown for one	Realtek ALC663	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Ergonomicsidentical
Acoustic pressure emissionsKnown for one	23 dB	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	175 mm	174.8 mm
DepthDiffers	425 mm	430.8 mm
HeightDiffers	353 mm	425 mm
WeightDiffers	11 kg	11.2 kg
Packaging dataidentical
Package dimensions (WxDxH)Known for one	500 x 290 x 540 mm	Unknown — not stated by the source
Packaging contentidentical
Remote control includedKnown for one	No	Unknown — not stated by the source
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
CertificationKnown for one	GS, CE, FCC B, cCSAus, RoHS, WEEE	Unknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for one	No	Unknown — not stated by the source
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
MotherboardKnown for one	D3041	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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