Product comparison · 2 pcs/workstations

Dell OptiPlex 7020 Intel® Core™ i7 i7-4790 vs Dell 7020 SFF

140specifications compared
42differ
98identical
18known for one product only

Key differences

Processor family
- OptiPlex 7020 Intel® Core™ i7 i7-4790:Intel® Core™ i7
- 7020 SFF:Intel® Core™ i3
Processor generation
- OptiPlex 7020 Intel® Core™ i7 i7-4790:4th gen Intel® Core™ i7
- 7020 SFF:4th gen Intel® Core™ i3
Processor model
- OptiPlex 7020 Intel® Core™ i7 i7-4790:i7-4790
- 7020 SFF:i3-4150
Processor cores
- OptiPlex 7020 Intel® Core™ i7 i7-4790:4
- 7020 SFF:2
Processor threads
- OptiPlex 7020 Intel® Core™ i7 i7-4790:8
- 7020 SFF:4
Processor frequency
- OptiPlex 7020 Intel® Core™ i7 i7-4790:3.6 GHz
- 7020 SFF:3.5 GHz
Processor cache
- OptiPlex 7020 Intel® Core™ i7 i7-4790:8 MB
- 7020 SFF:3 MB
Thermal Design Power (TDP)
- OptiPlex 7020 Intel® Core™ i7 i7-4790:84 W
- 7020 SFF:54 W

Side by side

Differences highlightedShow differences only

Comparison of 7020, 7020 SFF
158 specifications	A Dell OptiPlex 7020 Intel® Core™ i7 i7-4790 Model 7020 View product	B Dell 7020 SFF View product
Processor11 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	4th gen Intel® Core™ i7	4th gen Intel® Core™ i3
Processor modelDiffers	i7-4790	i3-4150
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyKnown for one	4 GHz	Unknown — not stated by the source
Processor frequencyDiffers	3.6 GHz	3.5 GHz
Processor cacheDiffers	8 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI	DMI
FSB Parity	No	No
System bus rate	5 GT/s	5 GT/s
Processor lithography	22 nm	22 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core i7-4700 Desktop series	Intel Core i3-4100 Desktop series
Processor codename	Haswell	Haswell
Thermal Design Power (TDP)Differs	84 W	54 W
TcaseDiffers	72.72 °C	72 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	3.0	3.0
Number of QPI links	0	0
Number of processors installed	1	1
Processor socket	LGA 1150 (Socket H3)	LGA 1150 (Socket H3)
Stepping	C0	C0
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	1333,1600 MHz	1333,1600 MHz
Memory bandwidth supported by processor (max)	25.6 GB/s	25.6 GB/s
ECC supported by processorDiffers	No	Yes
Memory1 differ
Internal memoryDiffers	8 GB	4 GB
Maximum internal memory	16 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	2 x 4 GB	Unknown — not stated by the source
Memory slots	4x DIMM	4x DIMM
Memory clock speed	1600 MHz	1600 MHz
Memory channels	Dual-channel	Dual-channel
Non-ECC	Yes	Yes
Storageidentical
Total storage capacity	500 GB	500 GB
Optical drive type	DVD-RW	DVD-RW
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
Card reader integratedKnown for one	No	Unknown — not stated by the source
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4600	Intel® HD Graphics 4400
Maximum on-board graphics card memory	1.024 GB	1.024 GB
Number of displays supported (on-board graphics)	3	3
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1200 MHz	1150 MHz
On-board graphics card DirectX version	11.1	11.1
On-board graphics card IDDiffers	0x412	0x41E
Performanceidentical
Product type	PC	PC
Motherboard chipset	Intel® Q87	Intel® Q87
Optical driveidentical
Optical drives quantity	1	1
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Wi-FiKnown for one	No	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	6	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4	4
DisplayPorts quantity	2	2
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 quantity	2	2
Serial ports quantity	1	1
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Expansion slots1 differ
Number of 3.5" baysDiffers	2	1
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slots	2	2
PCI slotsKnown for one	1	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	290 W	255 W
Design4 differ
Chassis typeDiffers	Mini Tower	SFF
Placement supportedDiffers	Vertical	Horizontal/Vertical
Number of 5.25" baysDiffers	2	1
Liquid cooling system	No	No
Product colourDiffers	Black, Grey	Black
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Recovery operating systemKnown for one	Windows 8.1	Unknown — not stated by the source
Trial softwareKnown for one	Microsoft Office	Unknown — not stated by the source
Displayidentical
Display included	No	No
Processor special features14 differ
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	22 nm	22 nm
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 TechnologyDiffers	Yes	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Small Business Advantage (SBA) version	1.00	1.00
Intel Stable Image Platform Program (SIPP)Differs	Yes	No
Intel Stable Image Platform Program (SIPP) versionDiffers	1.00	0.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™Differs	Yes	No
Intel® OS GuardKnown for one	Yes	Unknown — not stated by the source
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart Cache	Yes	Yes
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
Processor ARK IDDiffers	80806	77486
Processor codeDiffers	SR1QF	SR1PJ
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Scalability	1S	1S
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Thermal solution specificationDiffers	PCG 2013D	PCG 2013C
Intel® Smart Response TechnologyDiffers	Yes	No
Intel® Rapid Start Technology	No	No
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel Smart Connect Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Conflict-Free processor	Yes	Yes
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
Weight & dimensions4 differ
WidthDiffers	175 mm	93 mm
DepthDiffers	417 mm	312 mm
HeightDiffers	360 mm	290 mm
WeightDiffers	9.4 kg	6 kg
Packaging content2 differ
Mouse includedDiffers	No	Yes
Keyboard includedDiffers	No	Yes
Certificatesidentical
Compliance certificates	RoHS	RoHS
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Gold, ENERGY STAR	ENERGY STAR
Other featuresidentical
Intel segment tagging	Enterprise, Small Business	Enterprise, Small Business

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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