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 manufacturer	Intel	Intel
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 cores	4	4
Processor threads	8	8
Processor boost frequencyDiffers	3.6 GHz	3.46 GHz
Processor frequencyDiffers	2.93 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	2.5 GT/s	4.8 GT/s
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
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
Number of processors installed	1	1
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
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory slotsKnown for one	4x DIMM	Unknown — not stated by the source
Memory clock speed	1333 MHz	1333 MHz
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
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	1 TB
HDD interfaceDiffers	SATA, SATA II	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	Yes	Yes
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
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsDiffers	2	1
Microphone in	Yes	Yes
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
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
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
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 SwitchingDiffers	No	Yes
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 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)	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
Physical Address Extension (PAE)	Yes	Yes
Processor ARK IDDiffers	41315	39721
Processor codeDiffers	SLBJG	SLBEV
Processor package sizeDiffers	37.5 x 37.5 mm	42.5 x 45.0 mm
Supported instruction sets	SSE4.2	SSE4.2
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost Technology	1.0	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
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
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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