Product comparison · 2 pcs/workstations

HP 420 + 27" monitor vs HP 620 + ZR2740w

125specifications compared
25differ
100identical
16known for one product only

Key differences

Processor family
- 420 + 27" monitor:Intel® Xeon® E5 Family
- 620 + ZR2740w:Intel® Xeon® E5 V2 Family
Processor model
- 420 + 27" monitor:E5-1650V2
- 620 + ZR2740w:E5-2620V2
Processor boost frequency
- 420 + 27" monitor:3.9 GHz
- 620 + ZR2740w:2.6 GHz
Processor frequency
- 420 + 27" monitor:3.5 GHz
- 620 + ZR2740w:2.1 GHz
Processor cache
- 420 + 27" monitor:12 MB
- 620 + ZR2740w:15 MB
Processor series
- 420 + 27" monitor:Intel Xeon E5-1600 v2
- 620 + ZR2740w:Intel Xeon E5-2600 v2
Thermal Design Power (TDP)
- 420 + 27" monitor:130 W
- 620 + ZR2740w:80 W
Tcase
- 420 + 27" monitor:70 °C
- 620 + ZR2740w:71 °C

Side by side

Differences highlightedShow differences only

Comparison of 420 + 27" monitor, 620 + ZR2740w
141 specifications	A HP 420 + 27" monitor View product	B HP 620 + ZR2740w View product
Processor11 differ
Processor familyDiffers	Intel® Xeon® E5 Family	Intel® Xeon® E5 V2 Family
Processor modelDiffers	E5-1650V2	E5-2620V2
Processor boost frequencyDiffers	3.9 GHz	2.6 GHz
Processor frequencyDiffers	3.5 GHz	2.1 GHz
Processor cacheDiffers	12 MB	15 MB
System bus rateKnown for one	Unknown — not stated by the source	7.2 GT/s
Processor seriesDiffers	Intel Xeon E5-1600 v2	Intel Xeon E5-2600 v2
Thermal Design Power (TDP)Differs	130 W	80 W
TcaseDiffers	70 °C	71 °C
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Maximum internal memory supported by processorDiffers	256 GB	768 GB
Memory clock speeds supported by processorDiffers	800,1066,1333,1600,1866 MHz	800,1066,1333,1600 MHz
Memory bandwidth supported by processor (max)Differs	59.7 GB/s	51.2 GB/s
Memory1 differ
Memory slotsDiffers	8x DIMM	12x DIMM
Maximum internal memoryKnown for one	64 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	1.24 TB	1 TB
Storage mediaDiffers	HDD+SSD	HDD
Total HDDs capacityKnown for one	Unknown — not stated by the source	1 TB
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	240 GB	Unknown — not stated by the source
SSD interfaceKnown for one	SATA	Unknown — not stated by the source
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers	1	2
PS/2 ports quantityDiffers	2	0
Line-outKnown for one	Yes	Unknown — not stated by the source
Line-inKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	600 W	800 W
Displayidentical
Display resolutionKnown for one	Unknown — not stated by the source	2560 x 1440 pixels
Display brightnessKnown for one	Unknown — not stated by the source	380 cd/m²
Viewing angle, horizontalKnown for one	Unknown — not stated by the source	178°
Viewing angle, verticalKnown for one	Unknown — not stated by the source	178°
Processor special features4 differ
CPU configuration (max)Differs	1	2
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	46 bit
Processor ARK IDDiffers	75780	75789
Processor package sizeDiffers	52.5 x 45.0 mm	52.5 x 45 mm
ScalabilityDiffers	1S	2S
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	177.8 mm	171.5 mm
DepthDiffers	445.2 mm	464.8 mm
HeightDiffers	447.6 mm	444.5 mm
WeightDiffers	12.5 kg	15.5 kg

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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