Product comparison · 2 cpus

HP QZ198AV processor vs NEC Intel Xeon E5-2403

32specifications compared
21differ
11identical
21known for one product only

Key differences

The HP QZ198AV processor has 0.7 GHz more processor base frequency than the NEC Intel Xeon E5-2403 (2.5 GHz vs 1.8 GHz). The NEC Intel Xeon E5-2403 has 2 more processor cores than the HP QZ198AV processor (4 vs 2). The NEC Intel Xeon E5-2403 has 2 more processor threads than the HP QZ198AV processor (4 vs 2). Processor family: Intel® Celeron® on the HP QZ198AV processor, Intel® Xeon® E5 Family on the NEC Intel Xeon E5-2403. Processor model: G540 on the HP QZ198AV processor, E5-2403 on the NEC Intel Xeon E5-2403.

Processor family
- QZ198AV processor:Intel® Celeron®
- Intel Xeon E5-2403:Intel® Xeon® E5 Family
Processor model
- QZ198AV processor:G540
- Intel Xeon E5-2403:E5-2403
Processor base frequency
- QZ198AV processor:2.5 GHz
- Intel Xeon E5-2403:1.8 GHz
Processor cores
- QZ198AV processor:2
- Intel Xeon E5-2403:4
Processor socket
- QZ198AV processor:LGA 1155 (Socket H2)
- Intel Xeon E5-2403:LGA 1356 (Socket B2)
Component for
- QZ198AV processor:PC
- Intel Xeon E5-2403:Server/workstation
Processor threads
- QZ198AV processor:2
- Intel Xeon E5-2403:4
System bus rate
- QZ198AV processor:5 GT/s
- Intel Xeon E5-2403:6.4 GT/s

Side by side

Differences highlightedShow differences only

Comparison of QZ198AV, Intel Xeon E5-2403
53 specifications	A HP QZ198AV processor Model QZ198AV View product	B NEC Intel Xeon E5-2403 View product
Processor12 differ
Processor familyDiffers	Intel® Celeron®	Intel® Xeon® E5 Family
Processor modelDiffers	G540	E5-2403
Processor base frequencyDiffers	2.5 GHz	1.8 GHz
Processor coresDiffers	2	4
Processor socketDiffers	LGA 1155 (Socket H2)	LGA 1356 (Socket B2)
Processor lithography	32 nm	32 nm
Component forDiffers	PC	Server/workstation
Processor threadsDiffers	2	4
System bus rateDiffers	5 GT/s	6.4 GT/s
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	2 MB	10 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	65 W	80 W
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.6 - 1.35 V
SteppingKnown for one	Unknown — not stated by the source	M1
Bus typeDiffers	DMI	QPI
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Memory bandwidth supported by processor (max)Differs	17 GB/s	25 GB/s
CPU multiplier (bus/core ratio)Known for one	25	Unknown — not stated by the source
Memory3 differ
Maximum internal memory supported by processorDiffers	32 GB	375 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1066 MHz	800,1066 MHz
Memory channelsDiffers	Dual-channel	Triple-channel
ECCKnown for one	Unknown — not stated by the source	Yes
Graphics1 differ
On-board graphics card modelDiffers	Intel® HD Graphics	Not available
On-board graphics cardKnown for one	Yes	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	1000 MHz	Unknown — not stated by the source
Features4 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segmentDiffers	Desktop	Server
PCI Express slots versionDiffers	2.0	3.0
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX
CPU configuration (max)Differs	1	2
ScalabilityKnown for one	Unknown — not stated by the source	S2S
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	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)Known for one	Unknown — not stated by the source	Yes
Intel® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	Yes
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
Processor package sizeKnown for one	Unknown — not stated by the source	45 mm
Other features1 differ
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Operational conditionsidentical
TcaseKnown for one	69.1 °C	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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