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Differences What are the advantages of each

Front view of Intel Core i5 2390T

Reasons to consider the
Intel Core i5 2390T

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Much more l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better turbo clock speed 1,100 MHz vs 1,050 MHz Around 5% better turbo clock speed
Much more l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly lower typical power consumption 28.44W vs 44.69W More than 35% lower typical power consumption
Significantly better overclocked clock speed (Air) 3.68 GHz vs 3.43 GHz More than 5% better overclocked clock speed (Air)
Significantly lower annual commercial energy cost 30.66 $/year vs 48.18 $/year More than 35% lower annual commercial energy cost
Significantly lower annual home energy cost 8.43 $/year vs 13.25 $/year More than 35% lower annual home energy cost
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
Much newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More number of displays supported 3 vs 2 1 more number of displays supported
Much better overclocked clock speed (Water) 3.46 GHz vs 2.7 GHz Around 30% better overclocked clock speed (Water)
Newer Sep, 2012 vs Jan, 2011 Release date over 1 years later

Benchmarks Real world tests of Core i5 2390T vs i3 3220

PCMark 8 Home 3.0 Accelerated Data courtesy FutureMark

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 i5 2390T
2,230,000 MB/s
Core i3 3220
173,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 2390T  vs
i3 3220 
Clock speed 2.7 GHz 3.3 GHz
Cores Dual core Dual core
Socket type
LGA 1155
Is unlocked No No

features

Has a NX bit Yes Yes
Supports trusted computing Yes 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 35W 55W
Annual home energy cost 8.43 $/year 13.25 $/year
Annual commercial energy cost 30.66 $/year 48.18 $/year
Performance per watt 21.94 pt/W 2.69 pt/W
Typical power consumption 28.44W 44.69W

bus

Architecture DMI DMI
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s

details

Core i5 2390T  vs
i3 3220 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
L3 cache 3 MB 3 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 1 1
Clock multiplier 27 33
Operating temperature Unknown - 65°C Unknown - 65.3°C

overclocking

Overclocked clock speed 3.68 GHz 3.43 GHz
Overclocked clock speed (Water) 2.7 GHz 3.46 GHz
Overclocked clock speed (Air) 3.68 GHz 3.43 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 2000 Intel® HD Graphics 2500
Number of displays supported 2 3
GPU clock speed 650 MHz 650 MHz
Turbo clock speed 1,100 MHz 1,050 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Maximum bandwidth 21,333.32 MB/s 25,600 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Core i5 2390T
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Intel Core i3 3220
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