Product comparison · 2 pcs/workstations

Dell OptiPlex 790 DT vs Dell Precisioin T3500 W3565 6 2x500 Q2000 W7P

101specifications compared
59differ
42identical
51known for one product only

Key differences

The Dell OptiPlex 790 DT has 0.34 GHz more processor boost frequency than the Dell Precisioin T3500 W3565 6 2x500 Q2000 W7P (3.8 GHz vs 3.46 GHz). The Dell OptiPlex 790 DT has 0.2 GHz more processor frequency than the Dell Precisioin T3500 W3565 6 2x500 Q2000 W7P (3.4 GHz vs 3.2 GHz). The Dell OptiPlex 790 DT has 0.2 GT/s more system bus rate than the Dell Precisioin T3500 W3565 6 2x500 Q2000 W7P (5 GT/s vs 4.8 GT/s). Only the Dell Precisioin T3500 W3565 6 2x500 Q2000 W7P has ECC supported by processor. Only the Dell OptiPlex 790 DT has card reader integrated.

Processor family
- OptiPlex 790 DT:Intel® Core™ i7
- Precisioin T3500 W3565 6 2x500 Q2000 W7P:Intel® Xeon® 3000 Sequence
Processor model
- OptiPlex 790 DT:i7-2600
- Precisioin T3500 W3565 6 2x500 Q2000 W7P:W3565
Processor boost frequency
- OptiPlex 790 DT:3.8 GHz
- Precisioin T3500 W3565 6 2x500 Q2000 W7P:3.46 GHz
Processor frequency
- OptiPlex 790 DT:3.4 GHz
- Precisioin T3500 W3565 6 2x500 Q2000 W7P:3.2 GHz
Bus type
- OptiPlex 790 DT:DMI
- Precisioin T3500 W3565 6 2x500 Q2000 W7P:QPI
System bus rate
- OptiPlex 790 DT:5 GT/s
- Precisioin T3500 W3565 6 2x500 Q2000 W7P:4.8 GT/s
Processor lithography
- OptiPlex 790 DT:32 nm
- Precisioin T3500 W3565 6 2x500 Q2000 W7P:45 nm
Processor codename
- OptiPlex 790 DT:Sandy Bridge
- Precisioin T3500 W3565 6 2x500 Q2000 W7P:Bloomfield

Side by side

Differences highlightedShow differences only

Comparison of OptiPlex 790 DT, Precisioin T3500 W3565 6 2x500 Q2000 W7P
152 specifications	A Dell OptiPlex 790 DT View product	B Dell Precisioin T3500 W3565 6 2x500 Q2000 W7P View product
Processor17 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Xeon® 3000 Sequence
Processor modelDiffers	i7-2600	W3565
Processor cores	4	4
Processor threads	8	8
Processor boost frequencyDiffers	3.8 GHz	3.46 GHz
Processor frequencyDiffers	3.4 GHz	3.2 GHz
Processor cache	8 MB	8 MB
Processor cache type	Smart Cache	Smart Cache
Bus typeDiffers	DMI	QPI
FSB Parity	No	No
System bus rateDiffers	5 GT/s	4.8 GT/s
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-2600 Desktop Series	Intel Xeon 3500 Series
Processor codenameDiffers	Sandy Bridge	Bloomfield
Thermal Design Power (TDP)Differs	95 W	130 W
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Number of processors installed	1	1
Processor socketDiffers	LGA 1155 (Socket H2)	Socket B (LGA 1366)
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	731 M
Processing Die sizeKnown for one	Unknown — not stated by the source	263 mm²
CPU multiplier (bus/core ratio)Differs	34	24
SteppingDiffers	D2	D0
Maximum internal memory supported by processorDiffers	32 GB	24 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1066,1333 MHz	800,1066 MHz
Memory bandwidth supported by processor (max)Differs	21 GB/s	25.6 GB/s
ECC supported by processorDiffers	No	Yes
Processor generationKnown for one	2nd gen Intel® Core™ i7	Unknown — not stated by the source
TcaseKnown for one	72.6 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Memory5 differ
Internal memoryDiffers	4 GB	6 GB
Maximum internal memoryDiffers	16 GB	24 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	2 x 2 GB	3 x 2 GB
Memory slotsDiffers	4x DIMM	6x DIMM
Memory clock speed	1333 MHz	1333 MHz
Memory channelsDiffers	Dual-channel	Triple-channel
Storage4 differ
Total storage capacityDiffers	500 GB	1 TB
Optical drive type	DVD±RW	DVD±RW
Number of HDDs installedDiffers	1	2
HDD capacity	500 GB	500 GB
HDD interfaceDiffers	SATA	SATA II
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	Yes	No
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
Graphics3 differ
On-board graphics cardDiffers	Yes	No
Discrete graphics card modelKnown for one	Unknown — not stated by the source	NVIDIA® Quadro® 2000
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	1 GB
Number of discrete graphics cardsKnown for one	Unknown — not stated by the source	1
On-board graphics card modelDiffers	Intel® HD Graphics 2000	Not available
Graphics card familyDiffers	Intel	NVIDIA
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	850 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1350 MHz	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x102	Unknown — not stated by the source
Performance1 differ
Product type	PC	PC
Motherboard chipsetDiffers	Intel® Q65 Express	Intel® X58
Audio output channelsKnown for one	Unknown — not stated by the source	2.1 channels
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
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)
BluetoothKnown for one	Unknown — not stated by the source	No
Ethernet interface typeKnown for one	Unknown — not stated by the source	Fast Ethernet, Gigabit Ethernet
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	10	11
DisplayPorts quantityKnown for one	Unknown — not stated by the source	2
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsDiffers	2	1
Line-out	Yes	Yes
Line-in	Yes	Yes
Microphone in	Yes	Yes
DVI portKnown for one	Unknown — not stated by the source	Yes
PS/2 ports quantityKnown for one	Unknown — not stated by the source	2
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Parallel ports quantityKnown for one	Unknown — not stated by the source	1
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Microphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
USB connector typeKnown for one	Unknown — not stated by the source	USB Type-A
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
Expansion slots1 differ
Number of 3.5" baysKnown for one	Unknown — not stated by the source	3
PCI Express x4 slotsKnown for one	Unknown — not stated by the source	2
PCI Express x16 slots	2	2
PCI slotsDiffers	1	2
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
Design2 differ
Chassis typeDiffers	Desktop	Midi Tower
Number of 5.25" baysKnown for one	Unknown — not stated by the source	2
Product colourDiffers	Black, Silver	Black
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
External drive baysKnown for one	1 x 5.25"	Unknown — not stated by the source
Internal drive baysKnown for one	1 x 3.5"	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Displayidentical
Display included	No	No
Processor special features19 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	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 SwitchingDiffers	No	Yes
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Rapid Storage Technology	No	No
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)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor ARK IDDiffers	52213	39721
Processor codeDiffers	SR00B	SLBEV
Processor package sizeDiffers	37.5 x 37.5 mm	42.5 x 45.0 mm
Supported instruction setsDiffers	AVX	SSE4.2
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	2.0	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HD
SpeakersKnown for one	Unknown — not stated by the source	Yes
Ergonomicsidentical
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WidthDiffers	40.2 mm	172 mm
DepthDiffers	161.4 mm	468 mm
HeightDiffers	141.7 mm	447 mm
Packaging content2 differ
Mouse includedDiffers	No	Yes
Keyboard includedDiffers	No	Yes
Remote control includedKnown for one	Unknown — not stated by the source	No
Multimediaidentical
Built-in cameraKnown for one	Unknown — not stated by the source	No
Poweridentical
Power supplyKnown for one	250 W	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	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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