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Intel Core i3 3120M

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Front view of Intel Core i3 3120M

Differences What are the advantages of each

Front view of Intel Core i3 3120M

Reasons to consider the
Intel Core i3 3120M

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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
Significantly lower typical power consumption 28.44W vs 52.81W More than 45% lower typical power consumption
Significantly more l3 cache per core 1.5 MB/core vs 0.5 MB/core 3x more l3 cache per core
Slightly more l3 cache 3 MB vs 1 MB 3x more l3 cache; more data can be stored in the l3 cache for quick access later
Better geekbench 3 Multi-Core score 4,146 vs 2,566 More than 60% better geekbench 3 Multi-Core score
Significantly higher Maximum operating temperature 90 °C vs 74 °C More than 20% higher Maximum operating temperature
Better performance per watt 3.96 pt/W vs 1.92 pt/W More than 2x better performance per watt
More threads 4 vs 2 Twice as many threads
Newer Sep, 2012 vs Dec, 2010 Release date over 1 years later
Slightly better PassMark (Single core) score 1,313 vs 1,184 More than 10% better PassMark (Single core) score
Significantly lower annual home energy cost 8.43 $/year vs 15.66 $/year More than 45% lower annual home energy cost
Significantly lower annual commercial energy cost 30.66 $/year vs 56.94 $/year More than 45% lower annual commercial energy cost
Front view of AMD Athlon II X2 B28

Reasons to consider the
AMD Athlon II X2 B28

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Significantly higher clock speed 3.4 GHz vs 2.5 GHz More than 35% higher clock speed
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
Much better overclocked clock speed (Air) 4.57 GHz vs 2.53 GHz More than 80% better overclocked clock speed (Air)
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Significantly better overclocked clock speed (Water) 3.4 GHz vs 2.5 GHz More than 35% better overclocked clock speed (Water)

Benchmarks Real world tests of Core i3 3120M vs Athlon II X2 B28

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i3 3120M
131,100 MB/s
Athlon II X2 B28
133,900 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i3 3120M  vs
Athlon II X2 B28 
Clock speed 2.5 GHz 3.4 GHz
Cores Dual core Dual core
Socket type
rPGA 988B
AM3
Is unlocked No No

features

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

power consumption

TDP 35W 65W
Annual home energy cost 8.43 $/year 15.66 $/year
Annual commercial energy cost 30.66 $/year 56.94 $/year
Performance per watt 3.96 pt/W 1.92 pt/W
Typical power consumption 28.44W 52.81W

details

Core i3 3120M  vs
Athlon II X2 B28 
Architecture x86-64 x86-64
Threads 4 2
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache 3 MB 1 MB
L3 cache per core 1.5 MB/core 0.5 MB/core
Manufacture process 22 nm 45 nm
Max CPUs 1 1
Operating temperature Unknown - 90°C Unknown - 74°C

overclocking

Overclocked clock speed 2.53 GHz 4.57 GHz
Overclocked clock speed (Water) 2.5 GHz 3.4 GHz
PassMark (Overclocked) 1,976.5 2,406.4
Overclocked clock speed (Air) 2.53 GHz 4.57 GHz

integrated graphics

GPU GPU None
Label Intel® HD Graphics 4000 N/A
Number of displays supported 3 N/A
GPU clock speed 650 MHz N/A
Turbo clock speed 1,100 MHz N/A
Intel Core i3 3120M
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AMD Athlon II X2 B28
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