Product comparison · 2 cpus

HP Intel Xeon E5-2603 vs HP Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU

37specifications compared
10differ
27identical
13known for one product only

Key differences

The HP Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU has 1.5 GHz more processor base frequency than the HP Intel Xeon E5-2603 (3.3 GHz vs 1.8 GHz). The HP Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU has 4 more processor threads than the HP Intel Xeon E5-2603 (8 vs 4). The HP Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU has 1.6 GT/s more system bus rate than the HP Intel Xeon E5-2603 (8 GT/s vs 6.40 GT/s). Processor model: E5-2603 on the HP Intel Xeon E5-2603, E5-2643 on the HP Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU. Processor cache type: L3 on the HP Intel Xeon E5-2603, L2 on the HP Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU.

Processor model
- Intel Xeon E5-2603:E5-2603
- Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU:E5-2643
Processor base frequency
- Intel Xeon E5-2603:1.8 GHz
- Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU:3.3 GHz
Processor threads
- Intel Xeon E5-2603:4
- Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU:8
System bus rate
- Intel Xeon E5-2603:6.40 GT/s
- Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU:8 GT/s
Processor cache type
- Intel Xeon E5-2603:L3
- Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU:L2
Thermal Design Power (TDP)
- Intel Xeon E5-2603:80 W
- Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU:130 W
CPU multiplier (bus/core ratio)
- Intel Xeon E5-2603:18
- Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU:35
Memory bandwidth supported by processor (max)
- Intel Xeon E5-2603:34.1 GB/s
- Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU:51.2 GB/s

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2603, Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU
50 specifications	A HP Intel Xeon E5-2603 View product	B HP Z620 Xeon E5-2643 4 Core 3.30GHz 10MB cache 1600MHz 2nd CPU View product
Processor8 differ
Processor modelDiffers	E5-2603	E5-2643
Processor base frequencyDiffers	1.8 GHz	3.3 GHz
Processor threadsDiffers	4	8
System bus rateDiffers	6.40 GT/s	8 GT/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.5 GHz
Processor cache typeDiffers	L3	L2
Processor front side busKnown for one	Unknown — not stated by the source	1600 MHz
Thermal Design Power (TDP)Differs	80 W	130 W
Bus typeKnown for one	Unknown — not stated by the source	QPI
CPU multiplier (bus/core ratio)Differs	18	35
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Memory bandwidth supported by processor (max)Differs	34.1 GB/s	51.2 GB/s
SteppingKnown for one	M1	Unknown — not stated by the source
Memory1 differ
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066 MHz	800,1066,1333,1600 MHz
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	No
Featuresidentical
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	40
Embedded options availableKnown for one	Unknown — not stated by the source	No
ScalabilityKnown for one	Unknown — not stated by the source	S2S
Processor special featuresidentical
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	70 °C	73 °C
Other featuresidentical
CompatibilityKnown for one	Unknown — not stated by the source	HP Z620

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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