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Differences What are the advantages of each

Front view of Intel Core i7 3770

Reasons to consider the
Intel Core i7 3770

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Much newer manufacturing process 22 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly higher clock speed 3.4 GHz vs 2.3 GHz Around 50% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
More l3 cache 8 MB vs 2 MB 4x more l3 cache; more data can be stored in the l3 cache for quick access later
Much better PassMark (Single core) score 2,072 vs 840 Around 2.5x better PassMark (Single core) score
Much more l3 cache per core 2 MB/core vs 0.5 MB/core 4x more l3 cache per core
Significantly better PassMark score 9,449 vs 2,765 Around 3.5x better PassMark score
Much better performance per watt 7.25 pt/W vs 1.38 pt/W Around 5.2x better performance per watt
Significantly better overclocked clock speed (Air) 4.03 GHz vs 2.94 GHz More than 35% better overclocked clock speed (Air)
Newer Apr, 2012 vs Apr, 2008 Release date over 4 years later
More threads 8 vs 4 Twice as many threads
Much better overclocked clock speed (Water) 4.32 GHz vs 2.3 GHz Around 90% better overclocked clock speed (Water)
Front view of AMD Opteron 1356

Reasons to consider the
AMD Opteron 1356

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Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core

Benchmarks Real world tests of Core i7 3770 vs Opteron 1356

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 3770  vs
Opteron 1356 
Clock speed 3.4 GHz 2.3 GHz
Cores Quad core Quad core
Socket type
LGA 1155
AM2
AM2+
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 77W 75W
Annual home energy cost 18.55 $/year 18.07 $/year
Annual commercial energy cost 67.45 $/year 65.7 $/year
Performance per watt 7.25 pt/W 1.38 pt/W
Typical power consumption 62.56W 60.94W

details

Core i7 3770  vs
Opteron 1356 
Threads 8 4
L2 cache 1 MB 2 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 8 MB 2 MB
L3 cache per core 2 MB/core 0.5 MB/core
Manufacture process 22 nm 65 nm
Max CPUs 1 1
Clock multiplier 34 11

overclocking

Overclocked clock speed 4.03 GHz 2.94 GHz
Overclocked clock speed (Water) 4.32 GHz 2.3 GHz
PassMark (Overclocked) 3,085.5 2,009.8
Overclocked clock speed (Air) 4.03 GHz 2.94 GHz

integrated graphics

GPU GPU None
Label Intel® HD Graphics 4000 N/A
Latest DirectX 11.x N/A
Number of displays supported 3 N/A
GPU clock speed 650 MHz N/A
Turbo clock speed 1,150 MHz N/A
3DMark06 5,339.9 N/A
Intel Core i7 3770
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AMD Opteron 1356
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