Product comparison · 2 pcs/workstations

Dell Optiplex 980 vs HP 400 + ZR24w

90specifications compared
42differ
48identical
52known for one product only

Key differences

Processor family
- Optiplex 980:Intel® Core™ i7
- 400 + ZR24w:Intel® Xeon® 3000 Sequence
Processor model
- Optiplex 980:i7-870
- 400 + ZR24w:W3565
Processor boost frequency
- Optiplex 980:3.6 GHz
- 400 + ZR24w:3.46 GHz
Processor frequency
- Optiplex 980:2.93 GHz
- 400 + ZR24w:3.2 GHz
Bus type
- Optiplex 980:DMI
- 400 + ZR24w:QPI
System bus rate
- Optiplex 980:2.5 GT/s
- 400 + ZR24w:4.8 GT/s
Processor codename
- Optiplex 980:Lynnfield
- 400 + ZR24w:Bloomfield
Thermal Design Power (TDP)
- Optiplex 980:95 W
- 400 + ZR24w:130 W

Side by side

Differences highlightedShow differences only

Comparison of Optiplex 980, 400 + ZR24w
142 specifications	A Dell Optiplex 980 View product	B HP 400 + ZR24w View product
Processor19 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Xeon® 3000 Sequence
Processor generationKnown for one	Intel® Core™ i7	Unknown — not stated by the source
Processor modelDiffers	i7-870	W3565
Processor boost frequencyDiffers	3.6 GHz	3.46 GHz
Processor frequencyDiffers	2.93 GHz	3.2 GHz
Bus typeDiffers	DMI	QPI
System bus rateDiffers	2.5 GT/s	4.8 GT/s
Processor seriesDiffers	Intel Core i7-800 Desktop Series	Intel Xeon 3500 Series
Processor codenameDiffers	Lynnfield	Bloomfield
Thermal Design Power (TDP)Differs	95 W	130 W
TcaseKnown for one	72.7 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Processor socketDiffers	LGA 1156 (Socket H)	Socket B (LGA 1366)
Number of Processing Die TransistorsDiffers	774 M	731 M
Processing Die sizeDiffers	296 mm²	263 mm²
CPU multiplier (bus/core ratio)Differs	22	24
SteppingDiffers	B1	D0
Maximum internal memory supported by processorDiffers	16 GB	24 GB
Memory types supported by processorDiffers	DDR3 1066/1333	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
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Memory3 differ
Internal memoryDiffers	8 GB	6 GB
Maximum internal memoryDiffers	32 GB	16 GB
Memory slotsKnown for one	4x DIMM	Unknown — not stated by the source
Memory channelsDiffers	Dual-channel	Triple-channel
Memory layout (slots x size)Known for one	Unknown — not stated by the source	3 x 2 GB
ECCKnown for one	Unknown — not stated by the source	Yes
Storage3 differ
Total storage capacityKnown for one	500 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD-RW	DVD Super Multi DL
HDD capacityDiffers	500 GB	1 TB
HDD interfaceDiffers	SATA, SATA II	SATA
Total HDDs capacityKnown for one	Unknown — not stated by the source	1 TB
Graphicsidentical
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 330	Unknown — not stated by the source
On-board graphics card modelKnown for one	Not available	Unknown — not stated by the source
Graphics card familyKnown for one	NVIDIA	Unknown — not stated by the source
Graphics cardKnown for one	Unknown — not stated by the source	No
Performance2 differ
Product typeDiffers	PC	Workstation
Motherboard chipsetDiffers	Intel® Q57	Intel® X58 Express
Optical driveidentical
CD read speedKnown for one	16x	Unknown — not stated by the source
CD write speedKnown for one	16x	Unknown — not stated by the source
LightScribeKnown for one	Unknown — not stated by the source	Yes
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 & interfaces2 differ
USB 2.0 ports quantityDiffers	10	8
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
Headphone outputsDiffers	2	1
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
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Parallel ports quantityKnown for one	1	Unknown — not stated by the source
PS/2 ports quantityKnown for one	Unknown — not stated by the source	2
Expansion slotsidentical
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	2	Unknown — not stated by the source
PCI slotsKnown for one	3	Unknown — not stated by the source
Poweridentical
Power supply typeKnown for one	AC	Unknown — not stated by the source
Power supply input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Power supplyKnown for one	Unknown — not stated by the source	475 W
Design1 differ
Chassis typeDiffers	Mini Tower	Minitower
Product colourKnown for one	Black, Grey	Unknown — not stated by the source
External drive baysKnown for one	2	Unknown — not stated by the source
Internal drive baysKnown for one	4	Unknown — not stated by the source
Country of originKnown for one	Unknown — not stated by the source	China
Softwareidentical
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	61 cm (24")
ResolutionKnown for one	Unknown — not stated by the source	1920 x 1200 pixels
Processor special features6 differ
Intel Demand Based SwitchingDiffers	No	Yes
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Processor ARK IDDiffers	41315	39721
Processor codeDiffers	SLBJG	SLBEV
Processor package sizeDiffers	37.5 x 37.5 mm	42.5 x 45.0 mm
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WidthDiffers	187 mm	167.9 mm
DepthDiffers	430.9 mm	455.3 mm
HeightDiffers	408 mm	450.2 mm
WeightDiffers	11.4 kg	13.5 kg
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	High Definition Audio
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 85%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 90%
Non-operating altitudeKnown for one	Unknown — not stated by the source	9100

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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