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Differences What are the advantages of each

Front view of Intel Itanium 9540

Reasons to consider the
Intel Itanium 9540

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Much more l2 cache 4 MB vs 1 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
Much more l3 cache 24 MB vs 3 MB 8x more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 8 vs 2 6 more cores; run more applications at once
Higher clock speed 2.13 GHz vs 1.9 GHz More than 10% higher clock speed
More threads 16 vs 4 12 more threads
Much more l3 cache per core 3 MB/core vs 1.5 MB/core 2x more l3 cache per core
Front view of Intel Core i5 3437U

Reasons to consider the
Intel Core i5 3437U

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Much lower typical power consumption 13.81W vs 138.13W 10x lower typical power consumption
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower annual home energy cost 4.1 $/year vs 40.95 $/year 10x lower annual home energy cost
Much lower annual commercial energy cost 14.89 $/year vs 148.92 $/year 10x lower annual commercial energy cost
Newer Jan, 2013 vs Nov, 2012 Release date 2 months later

Features Key features of the Itanium 9540  vs Core i5 3437U 

clock speed

Itanium 9540
2.13 GHz
Core i5 3437U
1.9 GHz

L2 cache

L3 cache

Specifications Full list of technical specs

summary

Itanium 9540  vs
Core i5 3437U 
Clock speed 2.13 GHz 1.9 GHz
Cores Octa core Dual core
Socket type
LGA 1248
BGA 1023

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 170W 17W
Annual home energy cost 40.95 $/year 4.1 $/year
Annual commercial energy cost 148.92 $/year 14.89 $/year
Typical power consumption 138.13W 13.81W

bus

Architecture QPI DMI
Number of links 1 1
Transfer rate 6,400 MT/s 5,000 MT/s

details

Itanium 9540  vs
Core i5 3437U 
Threads 16 4
L2 cache 4 MB 1 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
L3 cache 24 MB 3 MB
L3 cache per core 3 MB/core 1.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 8 1

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 4000
Number of displays supported N/A 3
GPU clock speed N/A 650 MHz
Turbo clock speed N/A 1,200 MHz

memory controller

Memory controller Built-in Built-in
Supports ECC Yes No
Intel Itanium 9540
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Intel Core i5 3437U
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