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Differences What are the advantages of each

Front view of Intel Core i7 4770

Reasons to consider the
Intel Core i7 4770

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Higher clock speed 3.4 GHz vs 2.8 GHz More than 20% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher turbo clock speed 3.9 GHz vs 3.3 GHz Around 20% higher turbo clock speed
Much better geekbench 3 Multi-Core score 13,342 vs 4,481 Around 3x better geekbench 3 Multi-Core score
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better geekbench 3 single core score 3,514 vs 1,810 Around 95% better geekbench 3 single core score
Much better performance per watt 10.41 pt/W vs 0.77 pt/W Around 13.5x better performance per watt
Significantly lower typical power consumption 68.25W vs 93.44W More than 25% lower typical power consumption
Better overclocked clock speed (Air) 3.85 GHz vs 3.3 GHz More than 15% better overclocked clock speed (Air)
Significantly lower annual home energy cost 20.24 $/year vs 27.7 $/year More than 25% lower annual home energy cost
Significantly lower annual commercial energy cost 73.58 $/year vs 100.74 $/year More than 25% lower annual commercial energy cost
Better overclocked clock speed (Water) 4.01 GHz vs 3.3 GHz More than 20% better overclocked clock speed (Water)
Newer Jun, 2013 vs Nov, 2012 Release date 7 months later
Front view of AMD Opteron 6320

Reasons to consider the
AMD Opteron 6320

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Much more l2 cache 8 MB vs 1 MB 8x more l2 cache; more data can be stored in the l2 cache for quick access later
Supports more CPUs in SMP configuration 4 vs 1 3 supports more CPUs in SMP configuration
More l3 cache 16 MB vs 8 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
More cores 8 vs 4 Twice as many cores; run more applications at once

Benchmarks Real world tests of Core i7 4770 vs Opteron 6320

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 4770
13,342
Opteron 6320
4,481

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 4770
4,500,000 MB/s
Opteron 6320
1,830 MB/s

Specifications Full list of technical specs

summary

Core i7 4770  vs
Opteron 6320 
Clock speed 3.4 GHz 2.8 GHz
Turbo clock speed 3.9 GHz 3.3 GHz
Cores Quad core Octa core
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
SSE4
XOP
AVX
SSE3
EM64T
SSE
ABM
BMI1
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
TBM
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 84W 115W
Annual home energy cost 20.24 $/year 27.7 $/year
Annual commercial energy cost 73.58 $/year 100.74 $/year
Performance per watt 10.41 pt/W 0.77 pt/W
Typical power consumption 68.25W 93.44W

bus

Architecture DMI 2.0 HyperTransport 3.0
Transfer rate 5,000 MT/s 6,400 MT/s

details

Core i7 4770  vs
Opteron 6320 
Threads 8 8
L2 cache 1 MB 8 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 8 MB 16 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 22 nm 32 nm
Max CPUs 1 4
Operating temperature Unknown - 72.72°C Unknown - 71.7°C

overclocking

Overclocked clock speed 3.85 GHz 3.3 GHz
Overclocked clock speed (Water) 4.01 GHz 3.3 GHz
Overclocked clock speed (Air) 3.85 GHz 3.3 GHz

integrated graphics

GPU GPU None
Label Intel® HD Graphics 4600 N/A
Number of displays supported 3 N/A
GPU clock speed 350 MHz N/A
Turbo clock speed 1,200 MHz N/A

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3
Channels Dual Channel Quad Channel
Supports ECC No Yes
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Intel Core i7 4770
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AMD Opteron 6320
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