Product comparison · 2 pcs/workstations

HP Compaq 8100 + x20LED vs HP Z400 + ZR22w

88specifications compared
44differ
44identical
62known for one product only

Key differences

Processor family
- Compaq 8100 + x20LED:Intel® Core™ i5
- Z400 + ZR22w:Intel® Xeon® 3000 Sequence
Processor model
- Compaq 8100 + x20LED:i5-650
- Z400 + ZR22w:W3565
Processor cores
- Compaq 8100 + x20LED:2
- Z400 + ZR22w:4
Processor threads
- Compaq 8100 + x20LED:4
- Z400 + ZR22w:8
Processor cache
- Compaq 8100 + x20LED:4 MB
- Z400 + ZR22w:8 MB
Bus type
- Compaq 8100 + x20LED:DMI
- Z400 + ZR22w:QPI
System bus rate
- Compaq 8100 + x20LED:2.5 GT/s
- Z400 + ZR22w:4.8 GT/s
Processor lithography
- Compaq 8100 + x20LED:32 nm
- Z400 + ZR22w:45 nm

Side by side

Differences highlightedShow differences only

Comparison of Compaq 8100 + x20LED, Z400 + ZR22w
150 specifications	A HP Compaq 8100 + x20LED View product	B HP Z400 + ZR22w View product
Processor19 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Xeon® 3000 Sequence
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-650	W3565
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor cacheDiffers	4 MB	8 MB
Bus typeDiffers	DMI	QPI
System bus rateDiffers	2.5 GT/s	4.8 GT/s
Processor lithographyDiffers	32 nm	45 nm
Processor seriesDiffers	Intel Core i5-600 Desktop Series	Intel Xeon 3500 Series
Processor codenameDiffers	Clarkdale	Bloomfield
Thermal Design Power (TDP)Differs	73 W	130 W
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 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	382 M	731 M
Processing Die sizeDiffers	81 mm²	263 mm²
SteppingDiffers	C2	D0
Maximum internal memory supported by processorDiffers	16 GB	24 GB
Memory types supported by processorDiffers	DDR3 1066/1333	DDR3-SDRAM
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
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800,1066 MHz
Memory2 differ
Internal memoryDiffers	2 GB	6 GB
Memory slotsKnown for one	4x DIMM	Unknown — not stated by the source
Memory channelsDiffers	Dual-channel	Triple-channel
Maximum internal memoryKnown for one	Unknown — not stated by the source	16 GB
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
Storage2 differ
Total storage capacityKnown for one	320 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD-ROM	DVD Super Multi DL
Card reader integratedDiffers	No	Yes
Floppy drive installedKnown for one	No	Unknown — not stated by the source
Total HDDs capacityKnown for one	Unknown — not stated by the source	1 TB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	1 TB
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel HD	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown 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	733 MHz	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	0.5 GB	Unknown — not stated by the source
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Performance1 differ
Product typeDiffers	PC	Workstation
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® X58 Express
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
Wi-FiKnown for one	No	Unknown — not stated by the source
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet (10/100/1000)
Ports & interfaces1 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
Line-outKnown for one	Yes	Unknown — not stated by the source
Line-inKnown for one	Yes	Unknown — not stated by the source
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
DC-in jackKnown for one	Yes	Unknown — not stated by the source
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	1	Unknown — not stated by the source
Poweridentical
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Design1 differ
Chassis typeDiffers	SFF	Minitower
Product colourKnown for one	Black	Unknown — not stated by the source
External drive baysKnown for one	1x 3.5", 1x 5.25"	Unknown — not stated by the source
Internal drive baysKnown for one	1x 3.5"	Unknown — not stated by the source
Softwareidentical
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Display1 differ
Display diagonalDiffers	50.8 cm (20")	54.6 cm (21.5")
Display resolutionKnown for one	1600 x 900 pixels	Unknown — not stated by the source
Contrast ratio (typical)Known for one	1000:1	Unknown — not stated by the source
Display brightnessKnown for one	250 cd/m²	Unknown — not stated by the source
Viewing angle, horizontalKnown for one	170°	Unknown — not stated by the source
Viewing angle, verticalKnown for one	160°	Unknown — not stated by the source
DisplayKnown for one	LCD	Unknown — not stated by the source
ResolutionKnown for one	Unknown — not stated by the source	1920 x 1080 pixels
Processor special features10 differ
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Intel Demand Based SwitchingDiffers	No	Yes
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel FDI TechnologyDiffers	Yes	No
Intel Trusted Execution TechnologyDiffers	Yes	No
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
Physical Address Extension (PAE)Differs	36 bit	Yes
Processor ARK IDDiffers	43546	39721
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
Processor codeKnown for one	Unknown — not stated by the source	SLBEV
Audio1 differ
Audio systemDiffers	HD	High Definition Audio
Operational conditions1 differ
Operating temperature (T-T)Differs	10 - 35 °C	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
Weight & dimensions4 differ
WidthDiffers	378.5 mm	167.9 mm
DepthDiffers	100 mm	455.3 mm
HeightDiffers	338 mm	450.2 mm
WeightDiffers	7.6 kg	19.6 kg
Packaging contentidentical
Remote control includedKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
Compliance industry standardsKnown for one	IEEE 802.3/802.3u/802.3ab	Unknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	Yes

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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