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Differences What are the advantages of each

Front view of Intel Core i5 2320

Reasons to consider the
Intel Core i5 2320

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Much higher clock speed 3 GHz vs 1.3 GHz More than 2.2x higher clock speed
Much better performance per dollar 4.18 pt/$ vs 0.32 pt/$ More than 13x better performance per dollar
Much higher GPU clock speed 850 MHz vs 350 MHz Around 2.5x higher GPU clock speed
Much better turbo clock speed 1,100 MHz vs 800 MHz Around 40% better turbo clock speed
Much better overclocked clock speed (Air) 3.45 GHz vs 1.3 GHz Around 2.8x better overclocked clock speed (Air)
Significantly better PassMark (Single core) score 1,694 vs 689 Around 2.5x better PassMark (Single core) score
More l3 cache 6 MB vs 3 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
Better PassMark score 5,732 vs 1,719 More than 3.2x better PassMark score
Significantly better performance per watt 8.23 pt/W vs 4.34 pt/W Around 90% better performance per watt
More cores 4 vs 2 Twice as many cores; run more applications at once
Much better overclocked clock speed (Water) 3.69 GHz vs 1.3 GHz More than 2.8x better overclocked clock speed (Water)
Front view of Intel Core i3 2340UE

Reasons to consider the
Intel Core i3 2340UE

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Much lower typical power consumption 13.81W vs 77.19W 5.6x lower typical power consumption
Much higher Maximum operating temperature 100 °C vs 72.6 °C Around 40% higher Maximum operating temperature
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Much lower annual home energy cost 4.1 $/year vs 22.89 $/year 5.6x lower annual home energy cost
Much lower annual commercial energy cost 14.89 $/year vs 83.22 $/year 5.6x lower annual commercial energy cost

Benchmarks Real world tests of Core i5 2320 vs i3 2340UE

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 2320  vs
i3 2340UE 
Clock speed 3 GHz 1.3 GHz
Cores Quad core Dual core
Socket type
LGA 1155
BGA 1023
Is unlocked No No

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 95W 17W
Annual home energy cost 22.89 $/year 4.1 $/year
Annual commercial energy cost 83.22 $/year 14.89 $/year
Performance per watt 8.23 pt/W 4.34 pt/W
Typical power consumption 77.19W 13.81W

bus

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

details

Core i5 2320  vs
i3 2340UE 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 6 MB 3 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 1 1
Clock multiplier 30 13
Operating temperature Unknown - 72.6°C Unknown - 100°C

overclocking

Overclocked clock speed 3.45 GHz 1.3 GHz
Overclocked clock speed (Water) 3.69 GHz 1.3 GHz
Overclocked clock speed (Air) 3.45 GHz 1.3 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 2000 Intel® HD Graphics 3000
Number of displays supported 2 2
GPU clock speed 850 MHz 350 MHz
Turbo clock speed 1,100 MHz 800 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Supports ECC No Yes
Maximum bandwidth 21,333.32 MB/s 21,333.32 MB/s
Maximum memory size 32,768 MB 16,998.4 MB
Intel Core i5 2320
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Intel Core i3 2340UE
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