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Differences What are the advantages of each

Front view of AMD Phenom II XLT Q54L

Reasons to consider the
AMD Phenom II XLT Q54L

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Much lower typical power consumption 52.81W vs 152.93W 2.9x lower typical power consumption
Much lower annual home energy cost 15.66 $/year vs 54.06 $/year 3.5x lower annual home energy cost
Much lower annual commercial energy cost 56.94 $/year vs 152.42 $/year 2.7x lower annual commercial energy cost
Newer Apr, 2010 vs Nov, 2009 Release date 5 months later
Front view of AMD Phenom II X4 965

Reasons to consider the
AMD Phenom II X4 965

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Significantly higher clock speed 3.4 GHz vs 2.2 GHz Around 55% higher clock speed
Much better overclocked clock speed (Air) 4.05 GHz vs 2.2 GHz Around 85% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.22 GHz vs 2.2 GHz More than 90% better overclocked clock speed (Water)

Features Key features of the Phenom II XLT Q54L  vs X4 965 

clock speed

overclocked clock speed (air)

overclocked clock speed (water)

Specifications Full list of technical specs

summary

Phenom II XLT Q54L  vs
X4 965 
Clock speed 2.2 GHz 3.4 GHz
Cores Quad core Quad core
Socket type
AM3

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
3DNow!
Supports dynamic frequency scaling Yes Yes

bus

Clock speed 1,800 MHz 2,000 MHz

details

Phenom II XLT Q54L  vs
X4 965 
Threads 4 4
L2 cache 2 MB 2 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
L3 cache 6 MB 6 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.2 GHz 4.05 GHz
Overclocked clock speed (Water) 2.2 GHz 4.22 GHz
Overclocked clock speed (Air) 2.2 GHz 4.05 GHz

power consumption

TDP 65W 140W
Annual home energy cost 15.66 $/year 54.06 $/year
Annual commercial energy cost 56.94 $/year 152.42 $/year
Typical power consumption 52.81W 152.93W
AMD Phenom II XLT Q54L
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AMD Phenom II X4 965
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