Product comparison · 2 cpus

Fujitsu Intel Xeon E5420 RFB vs HP Intel Core i7-8700K

18specifications compared
11differ
7identical
37known for one product only

Key differences

Processor family
- Intel Xeon E5420 RFB:Intel® Xeon® 5000 Sequence
- Intel Core i7-8700K:Intel® Core™ i7
Processor model
- Intel Xeon E5420 RFB:E5420
- Intel Core i7-8700K:A10-7700K
Processor base frequency
- Intel Xeon E5420 RFB:2.5 GHz
- Intel Core i7-8700K:3.7 GHz
Processor cores
- Intel Xeon E5420 RFB:4
- Intel Core i7-8700K:6
Processor socket
- Intel Xeon E5420 RFB:LGA 771 (Socket J)
- Intel Core i7-8700K:LGA 1151 (Socket H4)
Processor lithography
- Intel Xeon E5420 RFB:45 nm
- Intel Core i7-8700K:14 nm
Component for
- Intel Xeon E5420 RFB:Server/workstation
- Intel Core i7-8700K:PC
Processor cache type
- Intel Xeon E5420 RFB:L2
- Intel Core i7-8700K:Smart Cache

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5420 RFB, Intel Core i7-8700K
55 specifications	A Fujitsu Intel Xeon E5420 RFB View product	B HP Intel Core i7-8700K View product
Processor9 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Core™ i7
Processor modelDiffers	E5420	A10-7700K
Processor base frequencyDiffers	2.5 GHz	3.7 GHz
Processor coresDiffers	4	6
Processor socketDiffers	LGA 771 (Socket J)	LGA 1151 (Socket H4)
Processor lithographyDiffers	45 nm	14 nm
Cooler includedKnown for one	No	Unknown — not stated by the source
Component forDiffers	Server/workstation	PC
Processor seriesKnown for one	Intel Xeon 5400 Series	Unknown — not stated by the source
Processor operating modes	64-bit	64-bit
Processor cache	12 MB	12 MB
Processor cache typeDiffers	L2	Smart Cache
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	80 W	95 W
VID Voltage RangeKnown for one	0.85 - 1.35 V	Unknown — not stated by the source
FSB ParityKnown for one	Yes	Unknown — not stated by the source
Bus typeKnown for one	FSB	Unknown — not stated by the source
Processor generationKnown for one	Unknown — not stated by the source	8th gen Intel® Core™ i7
Processor threadsKnown for one	Unknown — not stated by the source	12
System bus rateKnown for one	Unknown — not stated by the source	8 GT/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	4.7 GHz
Memoryidentical
ECCKnown for one	Yes	Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	64 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR4-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	2666 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Graphics1 differ
Discrete graphics card	No	No
On-board graphics cardDiffers	No	Yes
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® UHD Graphics 630
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
Features1 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segmentDiffers	Server	Desktop
Number of Processing Die TransistorsKnown for one	820 M	Unknown — not stated by the source
Processing Die sizeKnown for one	214 mm²	Unknown — not stated by the source
Embedded options available	No	No
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 1x8+2x4, 2x8
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX 2.0, SSE4.1, SSE4.2
CPU configuration (max)Known for one	Unknown — not stated by the source	1
ScalabilityKnown for one	Unknown — not stated by the source	1S
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	Yes	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
TcaseKnown for one	67 °C	Unknown — not stated by the source
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Other featuresidentical
CompatibilityKnown for one	Primergy BX620 S4	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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