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Differences What are the advantages of each

Front view of Intel Pentium E5400

Reasons to consider the
Intel Pentium E5400

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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 more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Much higher Maximum operating temperature 74.1 °C vs 65.3 °C Around 15% higher Maximum operating temperature
Much better overclocked clock speed (Air) 3.75 GHz vs 3.43 GHz Around 10% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.49 GHz vs 3.46 GHz Around 30% better overclocked clock speed (Water)
Front view of Intel Core i3 3220

Reasons to consider the
Intel Core i3 3220

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Much higher clock speed 3.3 GHz vs 2.7 GHz More than 20% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much newer manufacturing process 22 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More threads 4 vs 2 Twice as many threads
Lower typical power consumption 44.69W vs 52.81W More than 15% lower typical power consumption
Newer Sep, 2012 vs Jan, 2009 Release date over 3 years later
Lower annual home energy cost 13.25 $/year vs 15.66 $/year More than 15% lower annual home energy cost
Lower annual commercial energy cost 48.18 $/year vs 56.94 $/year More than 15% lower annual commercial energy cost

Benchmarks Real world tests of Pentium E5400 vs Core i3 3220

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

Pentium E5400
114,800 MB/s
Core i3 3220
173,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium E5400  vs
Core i3 3220 
Clock speed 2.7 GHz 3.3 GHz
Cores Dual core Dual core
Socket type
LGA 775
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
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 65W 55W
Annual home energy cost 15.66 $/year 13.25 $/year
Annual commercial energy cost 56.94 $/year 48.18 $/year
Performance per watt 1.73 pt/W 2.69 pt/W
Typical power consumption 52.81W 44.69W

details

Pentium E5400  vs
Core i3 3220 
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 45 nm 22 nm
Max CPUs 1 1
Clock multiplier 13 33
Operating temperature Unknown - 74.1°C Unknown - 65.3°C

overclocking

Overclocked clock speed 3.75 GHz 3.43 GHz
Overclocked clock speed (Water) 4.49 GHz 3.46 GHz
Overclocked clock speed (Air) 3.75 GHz 3.43 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 2500
Number of displays supported N/A 3
GPU clock speed N/A 650 MHz
Turbo clock speed N/A 1,050 MHz

bus

Architecture FSB DMI
Number of links 1 1
Intel Pentium E5400
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Intel Core i3 3220
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