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Differences What are the advantages of each

Front view of AMD Phenom X3 8450

Reasons to consider the
AMD Phenom X3 8450

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Higher Maximum operating temperature 70 °C vs 55 °C More than 25% higher Maximum operating temperature
More l2 cache per core 0.67 MB/core vs 0.5 MB/core Around 35% more l2 cache per core
Front view of AMD Opteron 8380

Reasons to consider the
AMD Opteron 8380

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Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
Much newer manufacturing process 45 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher clock speed 2.5 GHz vs 2.1 GHz Around 20% higher clock speed
More l3 cache 6 MB vs 2 MB 3x more l3 cache; more data can be stored in the l3 cache for quick access later
Lower typical power consumption 60.94W vs 77.19W More than 20% lower typical power consumption
Significantly more l3 cache per core 1.5 MB/core vs 0.67 MB/core More than 2.2x more l3 cache per core
Better overclocked clock speed (Air) 3.11 GHz vs 2.66 GHz More than 15% better overclocked clock speed (Air)
More cores 4 vs 3 1 more cores; run more applications at once
Lower annual home energy cost 18.07 $/year vs 22.89 $/year More than 20% lower annual home energy cost
Lower annual commercial energy cost 65.7 $/year vs 83.22 $/year More than 20% lower annual commercial energy cost
Newer Nov, 2008 vs Apr, 2008 Release date 6 months later
Better overclocked clock speed (Water) 2.5 GHz vs 2.1 GHz Around 20% better overclocked clock speed (Water)

Features Key features of the Phenom X3 8450  vs Opteron 8380 

clock speed

Phenom X3 8450
2.1 GHz
Opteron 8380
2.5 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Phenom X3 8450
2.66 GHz
Opteron 8380
3.11 GHz

overclocked clock speed (water)

Phenom X3 8450
2.1 GHz
Opteron 8380
2.5 GHz

Specifications Full list of technical specs

summary

Phenom X3 8450  vs
Opteron 8380 
Clock speed 2.1 GHz 2.5 GHz
Cores Tri core Quad core
Socket type
AM2+
F
Is unlocked No No

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

power consumption

TDP 95W 75W
Annual home energy cost 22.89 $/year 18.07 $/year
Annual commercial energy cost 83.22 $/year 65.7 $/year
Typical power consumption 77.19W 60.94W

details

Phenom X3 8450  vs
Opteron 8380 
Threads 3 4
L2 cache 2 MB 2 MB
L2 cache per core 0.67 MB/core 0.5 MB/core
L3 cache 2 MB 6 MB
L3 cache per core 0.67 MB/core 1.5 MB/core
Manufacture process 65 nm 45 nm
Max CPUs 1 8
Operating temperature Unknown - 70°C 0 - 55°C

overclocking

Overclocked clock speed 2.66 GHz 3.11 GHz
Overclocked clock speed (Water) 2.1 GHz 2.5 GHz
Overclocked clock speed (Air) 2.66 GHz 3.11 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

bus

Clock speed 1,800 MHz 2,000 MHz
AMD Phenom X3 8450
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AMD Opteron 8380
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