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Front view of Intel Core i3 2120

Intel Core i3 2120

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Core2 Duo U7500

Reasons to consider the
Intel Core2 Duo U7500

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Much more l2 cache 2 MB vs 0.5 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Much lower typical power consumption 8.13W vs 52.81W 6.5x lower typical power consumption
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Better performance per watt 4.3 pt/W vs 2.79 pt/W Around 55% better performance per watt
Much lower annual home energy cost 2.41 $/year vs 15.66 $/year 6.5x lower annual home energy cost
Much lower annual commercial energy cost 8.76 $/year vs 56.94 $/year 6.5x lower annual commercial energy cost
Front view of Intel Core i3 2120

Reasons to consider the
Intel Core i3 2120

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Much higher clock speed 3.3 GHz vs 1.06 GHz More than 3x higher clock speed
Much newer manufacturing process 32 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better geekbench 2 (32-bit) score 5,008 vs 989 More than 5x better geekbench 2 (32-bit) score
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better performance per dollar 1.34 pt/$ vs 0.18 pt/$ More than 7.5x better performance per dollar
Much better PassMark (Single core) score 1,690 vs 374 More than 4.5x better PassMark (Single core) score
Much better geekbench 3 Multi-Core score 5,074 vs 1,053 More than 4.8x better geekbench 3 Multi-Core score
Much better overclocked clock speed (Air) 3.42 GHz vs 1.42 GHz Around 2.5x better overclocked clock speed (Air)
Newer Jan, 2011 vs Jul, 2006 Release date over 4 years later
Much better overclocked clock speed (Water) 3.37 GHz vs 1.07 GHz Around 3.2x better overclocked clock speed (Water)
More threads 4 vs 2 Twice as many threads

Benchmarks Real world tests of Core2 Duo U7500 vs Core i3 2120

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

Core2 Duo U7500
45,400 MB/s
Core i3 2120
162,800 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Duo U7500  vs
Core i3 2120 
Clock speed 1.06 GHz 3.3 GHz
Cores Dual core Dual core
Socket type
479
LGA 1155

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 10W 65W
Annual home energy cost 2.41 $/year 15.66 $/year
Annual commercial energy cost 8.76 $/year 56.94 $/year
Performance per watt 4.3 pt/W 2.79 pt/W
Typical power consumption 8.13W 52.81W

details

Core2 Duo U7500  vs
Core i3 2120 
Architecture x86-64 x86-64
Threads 2 4
L2 cache 2 MB 0.5 MB
L2 cache per core 1 MB/core 0.25 MB/core
Manufacture process 65 nm 32 nm
Max CPUs 1 1
Clock multiplier 8 33

overclocking

Overclocked clock speed 1.42 GHz 3.42 GHz
Overclocked clock speed (Water) 1.07 GHz 3.37 GHz
Overclocked clock speed (Air) 1.42 GHz 3.42 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 2000
Number of displays supported N/A 2
GPU clock speed N/A 850 MHz
Turbo clock speed N/A 1,100 MHz

bus

Architecture FSB DMI
Number of links 1 1
Intel Core2 Duo U7500
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Intel Core i3 2120
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