Product comparison · 2 cpus

HP Intel Xeon W3503 vs HP Intel Xeon W3565

35specifications compared
8differ
27identical
7known for one product only

Key differences

The HP Intel Xeon W3565 has 0.8 GHz more processor base frequency than the HP Intel Xeon W3503 (3.2 GHz vs 2.4 GHz). The HP Intel Xeon W3565 has 2 more processor cores than the HP Intel Xeon W3503 (4 vs 2). The HP Intel Xeon W3565 has 6 more processor threads than the HP Intel Xeon W3503 (8 vs 2). Only the HP Intel Xeon W3565 has Intel® Hyper Threading Technology (Intel® HT Technology). Only the HP Intel Xeon W3565 has Intel® Turbo Boost Technology.

Processor model
- Intel Xeon W3503:W3503
- Intel Xeon W3565:W3565
Processor base frequency
- Intel Xeon W3503:2.4 GHz
- Intel Xeon W3565:3.2 GHz
Processor cores
- Intel Xeon W3503:2
- Intel Xeon W3565:4
Processor threads
- Intel Xeon W3503:2
- Intel Xeon W3565:8
Processor cache
- Intel Xeon W3503:4 MB
- Intel Xeon W3565:8 MB
Intel® Hyper Threading Technology (Intel® HT Technology)
- Intel Xeon W3503:No
- Intel Xeon W3565:Yes
Intel® Turbo Boost Technology
- Intel Xeon W3503:No
- Intel Xeon W3565:Yes
Intel Demand Based Switching
- Intel Xeon W3503:Yes
- Intel Xeon W3565:No

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon W3503, Intel Xeon W3565
42 specifications	A HP Intel Xeon W3503 View product	B HP Intel Xeon W3565 View product
Processor5 differ
Processor family	Intel® Xeon® 3000 Sequence	Intel® Xeon® 3000 Sequence
Processor modelDiffers	W3503	W3565
Processor base frequencyDiffers	2.4 GHz	3.2 GHz
Processor coresDiffers	2	4
Processor socketKnown for one	Unknown — not stated by the source	Socket B (LGA 1366)
Processor lithography	45 nm	45 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	2	8
System bus rate	4.8 GT/s	4.8 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.46 GHz
Processor cacheDiffers	4 MB	8 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)	130 W	130 W
VID Voltage Range	0.8 - 1.225 V	0.8 - 1.225 V
SteppingKnown for one	Unknown — not stated by the source	D0
Bus type	QPI	QPI
Number of QPI links	1	1
Memory bandwidth supported by processor (max)	25.6 GB/s	25.6 GB/s
Memoryidentical
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	800,1066 MHz	800,1066 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	No	No
Market segment	Server	Server
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	731 M
Processing Die sizeKnown for one	Unknown — not stated by the source	263 mm²
Supported instruction sets	SSE4.2	SSE4.2
Embedded options available	No	No
Processor special features3 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution Technology	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	Yes
Intel Demand Based SwitchingDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-x	VT-x
Graphicsidentical
On-board graphics cardKnown for one	No	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