Product comparison · 2 cpus

HP Intel Xeon W5580 vs HP Intel Xeon X5550

41specifications compared
7differ
34identical
2known for one product only

Key differences

The HP Intel Xeon W5580 has 0.54 GHz more processor base frequency than the HP Intel Xeon X5550 (3.2 GHz vs 2.66 GHz). The HP Intel Xeon W5580 has 0.4 GHz more processor boost frequency than the HP Intel Xeon X5550 (3.46 GHz vs 3.06 GHz). The HP Intel Xeon W5580 has 35 W more thermal Design Power (TDP) than the HP Intel Xeon X5550 (130 W vs 95 W). Processor model: W5580 on the HP Intel Xeon W5580, X5550 on the HP Intel Xeon X5550.

Processor model
- Intel Xeon W5580:W5580
- Intel Xeon X5550:X5550
Processor base frequency
- Intel Xeon W5580:3.2 GHz
- Intel Xeon X5550:2.66 GHz
Processor boost frequency
- Intel Xeon W5580:3.46 GHz
- Intel Xeon X5550:3.06 GHz
Thermal Design Power (TDP)
- Intel Xeon W5580:130 W
- Intel Xeon X5550:95 W
VID Voltage Range
- Intel Xeon W5580:0.72 - 1.35 V
- Intel Xeon X5550:0.75 - 1.35 V
Tcase
- Intel Xeon W5580:67 °C
- Intel Xeon X5550:75 °C
Processor package size
- Intel Xeon W5580:45 mm
- Intel Xeon X5550:42.5 mm

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon W5580, Intel Xeon X5550
43 specifications	A HP Intel Xeon W5580 View product	B HP Intel Xeon X5550 View product
Processor5 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	W5580	X5550
Processor base frequencyDiffers	3.2 GHz	2.66 GHz
Processor cores	4	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	45 nm	45 nm
Component for	Server/workstation	Server/workstation
Processor threads	8	8
System bus rate	6.4 GT/s	6.4 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	3.46 GHz	3.06 GHz
Processor cache	8 MB	8 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	130 W	95 W
VID Voltage RangeDiffers	0.72 - 1.35 V	0.75 - 1.35 V
Stepping	D0	D0
Bus type	QPI	QPI
CPU multiplier (bus/core ratio)Known for one	24	Unknown — not stated by the source
Number of QPI links	2	2
Memory bandwidth supported by processor (max)	32 GB/s	32 GB/s
Memoryidentical
Maximum internal memory supported by processor	144 GB	144 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	800,1066,1333 MHz	800,1066,1333 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Market segment	Server	Server
Number of Processing Die Transistors	731 M	731 M
Processing Die size	263 mm²	263 mm²
CPU configuration (max)	2	2
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	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® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	67 °C	75 °C
Weight & dimensions1 differ
Processor package sizeDiffers	45 mm	42.5 mm
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x

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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