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Differences What are the advantages of each

Front view of Intel Core2 Duo E4300

Reasons to consider the
Intel Core2 Duo E4300

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Much 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 more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Much better overclocked clock speed (Air) 3.21 GHz vs 2.58 GHz Around 25% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.6 GHz vs 2.58 GHz Around 40% better overclocked clock speed (Water)
Front view of Intel Celeron J1800

Reasons to consider the
Intel Celeron J1800

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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
Much higher clock speed 2.41 GHz vs 1.8 GHz Around 35% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better performance per watt 3.97 pt/W vs 1.14 pt/W More than 3.5x better performance per watt
Much lower typical power consumption 8.13W vs 52.81W 6.5x lower typical power consumption
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much lower annual commercial energy cost 8.76 $/year vs 56.94 $/year 6.5x lower annual commercial energy cost
Much lower annual home energy cost 2.41 $/year vs 15.66 $/year 6.5x lower annual home energy cost
Newer Oct, 2013 vs Jul, 2006 Release date over 7 years later

Benchmarks Real world tests of Core2 Duo E4300 vs Celeron J1800

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 E4300
77,000 MB/s
Celeron J1800
60.6 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Duo E4300  vs
Celeron J1800 
Clock speed 1.8 GHz 2.41 GHz
Cores Dual core Dual core

features

Has a NX bit Yes Yes
Has virtualization support No Yes
Supports dynamic frequency scaling Yes Yes

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics
Number of displays supported N/A 2
GPU clock speed N/A 688 MHz
Turbo clock speed N/A 792 MHz

bus

Architecture FSB FSB
Number of links 1 1

details

Core2 Duo E4300  vs
Celeron J1800 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 2 MB 1 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 65 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.21 GHz 2.58 GHz
Overclocked clock speed (Water) 3.6 GHz 2.58 GHz
Overclocked clock speed (Air) 3.21 GHz 2.58 GHz

power consumption

TDP 65W 10W
Annual home energy cost 15.66 $/year 2.41 $/year
Annual commercial energy cost 56.94 $/year 8.76 $/year
Performance per watt 1.14 pt/W 3.97 pt/W
Typical power consumption 52.81W 8.13W
Intel Core2 Duo E4300
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Intel Celeron J1800
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