Product comparison · 2 cpus

Acer Intel Xeon E5530 vs HP Z620 Xeon E5-2643 4C 3.30GHz 10MB

39specifications compared
18differ
21identical
12known for one product only

Key differences

The HP Z620 Xeon E5-2643 4C 3.30GHz 10MB has 0.9 GHz more processor base frequency than the Acer Intel Xeon E5530 (3.3 GHz vs 2.4 GHz). The Acer Intel Xeon E5530 has 13 nm more processor lithography than the HP Z620 Xeon E5-2643 4C 3.30GHz 10MB (45 nm vs 32 nm). The HP Z620 Xeon E5-2643 4C 3.30GHz 10MB has 2.14 GT/s more system bus rate than the Acer Intel Xeon E5530 (8 GT/s vs 5.86 GT/s). Only the Acer Intel Xeon E5530 has on-board graphics card. Only the HP Z620 Xeon E5-2643 4C 3.30GHz 10MB has Intel Trusted Execution Technology.

Processor family
- Intel Xeon E5530:Intel® Xeon® 5000 Sequence
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:Intel® Xeon® E5 Family
Processor model
- Intel Xeon E5530:E5530
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:E5-2643
Processor base frequency
- Intel Xeon E5530:2.4 GHz
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:3.3 GHz
Processor socket
- Intel Xeon E5530:Socket B (LGA 1366)
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:LGA 2011 (Socket R)
Processor lithography
- Intel Xeon E5530:45 nm
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:32 nm
System bus rate
- Intel Xeon E5530:5.86 GT/s
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:8 GT/s
Processor boost frequency
- Intel Xeon E5530:2.66 GHz
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:3.5 GHz
Processor cache
- Intel Xeon E5530:8 MB
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:10 MB

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5530, Z620 Xeon E5-2643 4C 3.30GHz 10MB
51 specifications	A Acer Intel Xeon E5530 View product	B HP Z620 Xeon E5-2643 4C 3.30GHz 10MB View product
Processor12 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® E5 Family
Processor modelDiffers	E5530	E5-2643
Processor base frequencyDiffers	2.4 GHz	3.3 GHz
Processor cores	4	4
Processor socketDiffers	Socket B (LGA 1366)	LGA 2011 (Socket R)
Processor lithographyDiffers	45 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threads	8	8
System bus rateDiffers	5.86 GT/s	8 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.66 GHz	3.5 GHz
Processor cacheDiffers	8 MB	10 MB
Processor cache type	L3	L3
Processor front side busKnown for one	Unknown — not stated by the source	1600 MHz
Thermal Design Power (TDP)Differs	80 W	130 W
VID Voltage RangeDiffers	0.75 - 1.35 V	0.6 - 1.35 V
Bus type	QPI	QPI
CPU multiplier (bus/core ratio)Differs	18	35
Number of QPI links	2	2
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	51.2 GB/s
SteppingKnown for one	D0	Unknown — not stated by the source
Memory3 differ
Maximum internal memory supported by processorDiffers	144 GB	750 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066 MHz	800,1066,1333,1600 MHz
Memory channelsDiffers	Triple-channel	Quad-channel
ECC	Yes	Yes
Graphics1 differ
On-board graphics cardDiffers	Yes	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Market segment	Server	Server
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	40
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
Embedded options available	No	No
ScalabilityKnown for one	Unknown — not stated by the source	S2S
Processing Die sizeKnown for one	263 mm²	Unknown — not stated by the source
Processor special features1 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Turbo Boost Technology	Yes	Yes
Intel Demand Based Switching	Yes	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)	Yes	Yes
Intel® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	76 °C	73 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
CompatibilityKnown for one	Unknown — not stated by the source	HP Z620
Weight & dimensionsidentical
Package dimensions (WxDxH)Known for one	42.5 x 42.5 x 45 mm	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.

More cpu comparisons

All cpu comparisons