Product comparison · 2 pcs/workstations

Dell Optiplex 790 vs Dell Precision T1600 Intel® Xeon® E3 Family E3-1225

109specifications compared
28differ
81identical
28known for one product only

Key differences

The Dell Precision T1600 Intel® Xeon® E3 Family E3-1225 has 4 more maximum PCI Express lanes than the Dell Optiplex 790 (20 vs 16). The Dell Precision T1600 Intel® Xeon® E3 Family E3-1225 has 4 GB more internal memory than the Dell Optiplex 790 (8 GB vs 4 GB). The Dell Precision T1600 Intel® Xeon® E3 Family E3-1225 has 16 GB more maximum internal memory than the Dell Optiplex 790 (32 GB vs 16 GB). Only the Dell Precision T1600 Intel® Xeon® E3 Family E3-1225 has ECC supported by processor. Only the Dell Precision T1600 Intel® Xeon® E3 Family E3-1225 has Intel Demand Based Switching.

Processor family
- Optiplex 790:Intel® Core™ i5
- Precision T1600 Intel® Xeon® E3 Family E3-1225:Intel® Xeon® E3 Family
Processor model
- Optiplex 790:i5-2400
- Precision T1600 Intel® Xeon® E3 Family E3-1225:E3-1225
Maximum number of PCI Express lanes
- Optiplex 790:16
- Precision T1600 Intel® Xeon® E3 Family E3-1225:20
ECC supported by processor
- Optiplex 790:No
- Precision T1600 Intel® Xeon® E3 Family E3-1225:Yes
Internal memory
- Optiplex 790:4 GB
- Precision T1600 Intel® Xeon® E3 Family E3-1225:8 GB
Maximum internal memory
- Optiplex 790:16 GB
- Precision T1600 Intel® Xeon® E3 Family E3-1225:32 GB
Memory layout (slots x size)
- Optiplex 790:2 x 2 GB
- Precision T1600 Intel® Xeon® E3 Family E3-1225:2 x 4 GB
Optical drive type
- Optiplex 790:DVD-ROM
- Precision T1600 Intel® Xeon® E3 Family E3-1225:DVD-RW

Side by side

Differences highlightedShow differences only

Comparison of Optiplex 790, T1600
137 specifications	A Dell Optiplex 790 View product	B Dell Precision T1600 Intel® Xeon® E3 Family E3-1225 Model T1600 View product
Processor5 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Xeon® E3 Family
Processor generationKnown for one	2nd gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-2400	E3-1225
Processor cores	4	4
Processor threads	4	4
Processor boost frequency	3.4 GHz	3.4 GHz
Processor frequency	3.1 GHz	3.1 GHz
Processor cache	6 MB	6 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	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-2400 Desktop Series	Intel Xeon E3-1200
Processor codename	Sandy Bridge	Sandy Bridge
Thermal Design Power (TDP)	95 W	95 W
Tcase	72.6 °C	72.6 °C
Maximum number of PCI Express lanesDiffers	16	20
PCI Express slots version	2.0	2.0
Number of processors installed	1	1
Processor socket	LGA 1155 (Socket H2)	LGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)	31	31
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	1066,1333 MHz	1066,1333 MHz
Memory bandwidth supported by processor (max)	21 GB/s	21 GB/s
ECC supported by processorDiffers	No	Yes
SteppingKnown for one	Unknown — not stated by the source	D2
Memory3 differ
Internal memoryDiffers	4 GB	8 GB
Maximum internal memoryDiffers	16 GB	32 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	2 x 2 GB	2 x 4 GB
Memory slots	4x DIMM	4x DIMM
Memory clock speed	1333 MHz	1333 MHz
Memory channels	Dual-channel	Dual-channel
Non-ECCKnown for one	Unknown — not stated by the source	Yes
Storage2 differ
Total storage capacityKnown for one	320 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD-ROM	DVD-RW
Number of HDDs installed	1	1
HDD capacityDiffers	320 GB	500 GB
HDD interface	SATA III	SATA III
HDD speed	7200 RPM	7200 RPM
Card reader integratedKnown for one	Yes	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 2000	Intel® HD Graphics P3000
Number of displays supported (on-board graphics)	2	2
On-board graphics card base frequency	850 MHz	850 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1350 MHz
On-board graphics card IDKnown for one	0x102	Unknown — not stated by the source
Graphics card familyDiffers	Intel	NVIDIA
Graphics cardKnown for one	Unknown — not stated by the source	Quadro 600
Performance2 differ
Product typeDiffers	PC	Workstation
Motherboard chipsetDiffers	Intel® Q65 Express	Intel® C206
Network1 differ
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet (10/100/1000)
Ports & interfaces1 differ
USB 2.0 ports quantity	10	10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
DisplayPorts quantity	1	1
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsKnown for one	2	Unknown — not stated by the source
Line-outKnown for one	Yes	Unknown — not stated by the source
Microphone in	Yes	Yes
VGA (D-Sub) ports quantityDiffers	1	12
DVI portKnown for one	No	Unknown — not stated by the source
PS/2 ports quantity	2	2
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Serial ports quantity	1	1
Parallel ports quantity	0	0
Expansion slots2 differ
Number of 3.5" baysDiffers	1	2
PCI Express x1 slots	1	1
PCI Express x16 slotsDiffers	1	2
PCI slots	1	1
Poweridentical
Power supplyKnown for one	250 W	Unknown — not stated by the source
Design2 differ
Chassis typeDiffers	Desktop	Tower
Number of 5.25" baysDiffers	1	2
Product colourKnown for one	Black	Unknown — not stated by the source
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
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Displayidentical
Display included	No	No
Processor special features4 differ
CPU configuration (max)	1	1
Embedded options available	Yes	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 SwitchingDiffers	No	Yes
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	Yes	Yes
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)	Yes	Yes
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® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	52207	52270
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsDiffers	AVX	AVX, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SR00G
Weight & dimensions2 differ
WidthDiffers	102 mm	175 mm
DepthDiffers	410 mm	431.5 mm
Height	360 mm	360 mm
WeightKnown for one	7.56 kg	Unknown — not stated by the source
Packaging contentidentical
Mouse included	No	No
Keyboard included	No	No
Certificates1 differ
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationDiffers	CECP, TCO 05, WEEE	RoHS, CE
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Other featuresidentical
Security featuresKnown for one	TPM	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HD

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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