CPUBoss Review Our evaluation of 3570K vs 4122 among all CPUs

Performance

Benchmark performance using all cores
Core i5 3570K
6.5
Opteron 4122
5.3
Core i3 2100
3.6
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance
Core i5 3570K
8.4
Opteron 4122
5.2
Core i3 2100
6.7
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics
Core i5 3570K
6.5
Opteron 4122
0.0
Core i3 2100
n.d.
Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing
Core i5 3570K
6.6
Opteron 4122
0.0
Core i3 2100
5.3
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?
Core i5 3570K
5.3
Opteron 4122
5.0
Core i3 2100
5.2
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?
Core i5 3570K
6.6
Opteron 4122
n.d.
Core i3 2100
6.4
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more
8

CPUBoss Score

Combination of all six facets
Core i5 3570K
8.0
Opteron 4122
5.0
Core i3 2100
7.2

Winner
Intel Core i5 3570K 

CPUBoss recommends the Intel Core i5 3570K  based on its performance and power consumption.

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VS

Intel Core i5 3570K

Front view of Intel Core i5 3570K
Front view of AMD Opteron 4122

AMD Opteron 4122

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Differences What are the advantages of each

Front view of Intel Core i5 3570K

Reasons to consider the
Intel Core i5 3570K

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Significantly higher clock speed 3.4 GHz vs 2.2 GHz Around 55% higher clock speed
Much newer manufacturing process 22 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better geekbench 3 single core score 3,213 vs 1,048 More than 3x better geekbench 3 single core score
Much better overclocked clock speed (Air) 4.59 GHz vs 2.2 GHz More than 2x better overclocked clock speed (Air)
Better PassMark score 7,152 vs 2,942 Around 2.5x better PassMark score
Significantly better performance per watt 4.69 pt/W vs 0.92 pt/W More than 5x better performance per watt
Higher Maximum operating temperature 67.4 °C vs 55 °C Around 25% higher Maximum operating temperature
Much better overclocked clock speed (Water) 4.71 GHz vs 2.2 GHz Around 2.2x better overclocked clock speed (Water)
Newer Apr, 2012 vs Jun, 2010 Release date over 1 years later
Front view of AMD Opteron 4122

Reasons to consider the
AMD Opteron 4122

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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
Significantly lower typical power consumption 77.19W vs 107.5W Around 30% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Much lower annual home energy cost 22.89 $/year vs 38.81 $/year More than 40% lower annual home energy cost
Significantly lower annual commercial energy cost 83.22 $/year vs 106 $/year More than 20% lower annual commercial energy cost

Benchmarks Real world tests of Core i5 3570K vs Opteron 4122

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i5 3570K
10,311
Opteron 4122
5,184

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i5 3570K
3,213
Opteron 4122
1,048

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i5 3570K
2,650,000 MB/s
Opteron 4122
88.3 MB/s

PassMark Data courtesy Passmark

Core i5 3570K
7,152
Opteron 4122
2,942

Specifications Full list of technical specs

summary

 Core i5 3570K  vs
Opteron 4122 
Clock speed 3.4 GHz 2.2 GHz
Cores Quad core Quad core
Socket type
LGA 1155
C32
Is unlocked Yes No

features
Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
AES

power consumption
TDP 77W 95W
Annual home energy cost 38.81 $/year 22.89 $/year
Annual commercial energy cost 106 $/year 83.22 $/year
Performance per watt 4.69 pt/W 0.92 pt/W
Typical power consumption 107.5W 77.19W

bus
Architecture DMI HyperTransport 3.0

details

 Core i5 3570K  vs
Opteron 4122 
Threads 4 4
L2 cache 1 MB 2 MB
L2 cache per core 0.25 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 22 nm 45 nm
Max CPUs 1 2
Clock multiplier 34 11
Operating temperature Unknown - 67.4°C 0 - 55°C

overclocking
Overclocked clock speed 4.59 GHz 2.2 GHz
Overclocked clock speed (Water) 4.71 GHz 2.2 GHz
Overclocked clock speed (Air) 4.59 GHz 2.2 GHz

integrated graphics
GPU GPU None
Label Intel® HD Graphics 4000 N/A
Latest DirectX 10.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 i5 3570K
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AMD Opteron 4122
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