Product comparison · 2 pcs/workstations

Dell OptiPlex 780 SF vs Fujitsu ESPRIMO E3521 Intel® Pentium® E5700

104specifications compared
22differ
82identical
33known for one product only

Key differences

The Fujitsu ESPRIMO E3521 Intel® Pentium® E5700 has 0.2 GHz more processor frequency than the Dell OptiPlex 780 SF (3 GHz vs 2.8 GHz). The Fujitsu ESPRIMO E3521 Intel® Pentium® E5700 has 1 more CPU multiplier (bus/core ratio) than the Dell OptiPlex 780 SF (15 vs 14). The Fujitsu ESPRIMO E3521 Intel® Pentium® E5700 has 1 GB more internal memory than the Dell OptiPlex 780 SF (2 GB vs 1 GB). Processor model: E5500 on the Dell OptiPlex 780 SF, E5700 on the Fujitsu ESPRIMO E3521 Intel® Pentium® E5700. Memory layout (slots x size): 1 x 1 GB on the Dell OptiPlex 780 SF, 1 x 2 GB on the Fujitsu ESPRIMO E3521 Intel® Pentium® E5700.

Processor model
- OptiPlex 780 SF:E5500
- ESPRIMO E3521 Intel® Pentium® E5700:E5700
Processor frequency
- OptiPlex 780 SF:2.8 GHz
- ESPRIMO E3521 Intel® Pentium® E5700:3 GHz
CPU multiplier (bus/core ratio)
- OptiPlex 780 SF:14
- ESPRIMO E3521 Intel® Pentium® E5700:15
Internal memory
- OptiPlex 780 SF:1 GB
- ESPRIMO E3521 Intel® Pentium® E5700:2 GB
Memory layout (slots x size)
- OptiPlex 780 SF:1 x 1 GB
- ESPRIMO E3521 Intel® Pentium® E5700:1 x 2 GB
Memory slots
- OptiPlex 780 SF:4x DIMM
- ESPRIMO E3521 Intel® Pentium® E5700:2x DIMM
Memory clock speed
- OptiPlex 780 SF:1333 MHz
- ESPRIMO E3521 Intel® Pentium® E5700:1066 MHz
Total storage capacity
- OptiPlex 780 SF:160 GB
- ESPRIMO E3521 Intel® Pentium® E5700:320 GB

Side by side

Differences highlightedShow differences only

Comparison of OptiPlex 780 SF, E3521
137 specifications	A Dell OptiPlex 780 SF View product	B Fujitsu ESPRIMO E3521 Intel® Pentium® E5700 Model E3521 View product
Processor3 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Pentium®	Intel® Pentium®
Processor modelDiffers	E5500	E5700
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.8 GHz	3 GHz
Processor cache	2 MB	2 MB
Processor cache type	Smart Cache	Smart Cache
Processor front side bus	800 MHz	800 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Pentium E5000 Series for Desktop	Intel Pentium E5000 Series for Desktop
Processor codename	Wolfdale	Wolfdale
Thermal Design Power (TDP)	65 W	65 W
Tcase	74.1 °C	74.1 °C
Number of processors installed	1	1
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die Transistors	228 M	228 M
Processing Die size	82 mm²	82 mm²
CPU multiplier (bus/core ratio)Differs	14	15
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	1
Stepping	R0	R0
ECC supported by processor	No	No
Memory4 differ
Internal memoryDiffers	1 GB	2 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	1 x 1 GB	1 x 2 GB
Memory slotsDiffers	4x DIMM	2x DIMM
Memory clock speedDiffers	1333 MHz	1066 MHz
Storage2 differ
Total storage capacityDiffers	160 GB	320 GB
Optical drive typeDiffers	DVD-RW	DVD Super Multi
Number of HDDs installed	1	1
HDD interface	SATA II	SATA II
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
Floppy drive installed	No	No
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel® GMA 4500
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	1.759 GB
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
Video adapter featuresKnown for one	Unknown — not stated by the source	DirectX 10, HDCP, OpenGL 2.0
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
Performanceidentical
Product type	PC	PC
Password protection type	BIOS	BIOS
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Wi-Fi	No	No
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	9	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
HDMI ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-out	Yes	Yes
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	No	No
PS/2 ports quantityDiffers	0	2
Firewire (IEEE 1394) ports	0	0
Serial ports quantity	1	1
Parallel ports quantityDiffers	1	0
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
Expansion slots1 differ
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slots	1	1
PCI slotsDiffers	1	2
Power1 differ
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Power supplyDiffers	235 W	250 W
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
Design2 differ
Chassis type	SFF	SFF
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 colour	Black	Black
External drive baysDiffers	1x 3.5", 1x 5.25"	1x 3.5"
Internal drive baysDiffers	1x 3.5"	1x 3.5", 1x 5.25"
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architectureKnown for one	Unknown — not stated by the source	32-bit
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows 7 Starter (EM) 32-bit, Windows 7 Home Basic (EM) 32-bit, Windows 7 Home Premium 64-bit, Windows 7 Professional 32-bit, Windows 7 Professional 64-bit, Windows Vista, Windows XP, openSUSE Linux
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Pre-installed softwareKnown for one	Unknown — not stated by the source	Nero Essentials S
Displayidentical
Display included	No	No
Processor special features1 differ
CPU configuration (max)	1	1
Embedded options available	No	No
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)	No	No
Intel Virtualization Technology (VT-x)	Yes	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)	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	42800	42801
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Thermal Monitoring Technologies	Yes	Yes
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	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
Processor codeKnown for one	SLGTJ	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Realtek ALC663
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 35 °C
Weight & dimensions4 differ
WidthDiffers	92.6 mm	330 mm
DepthDiffers	340 mm	405 mm
HeightDiffers	314 mm	104 mm
WeightDiffers	6.8 kg	10 kg
Weight (imperial)Known for one	6.8 kg (15 lbs)	Unknown — not stated by the source
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
Keyboard includedKnown for one	Unknown — not stated by the source	Yes
Remote control includedKnown for one	No	Unknown — not stated by the source
Certificates1 differ
Compliance industry standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
CertificationDiffers	EPEAT Gold, CECP, TCO 05, WEEE, CES, RoHS	GS, CE, FCC B, CSA, RoHS, WEEE, HCT/HCL entry/WHQL
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

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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