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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 better overclocked clock speed (Air) 3.68 GHz vs 2.61 GHz More than 40% better overclocked clock speed (Air)
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Front view of Intel Core i3 2120T

Reasons to consider the
Intel Core i3 2120T

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CPUBoss is not aware of any important advantages of the Core i3 2120T vs the Core i5 2390T.

Benchmarks Real world tests of Core i5 2390T vs i3 2120T

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 2120T
130.1 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 2120T 
Clock speed 2.7 GHz 2.6 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 35W
Annual home energy cost 8.43 $/year 8.43 $/year
Annual commercial energy cost 30.66 $/year 30.66 $/year
Performance per watt 21.94 pt/W 3.13 pt/W
Typical power consumption 28.44W 28.44W

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 2120T 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 1 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
L3 cache 3 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 27 26
Operating temperature Unknown - 65°C Unknown - 65°C

overclocking

Overclocked clock speed 3.68 GHz 2.61 GHz
Overclocked clock speed (Water) 2.7 GHz 2.6 GHz
Overclocked clock speed (Air) 3.68 GHz 2.61 GHz

integrated graphics

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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Maximum bandwidth 21,333.32 MB/s 21,333.32 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Core i5 2390T
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Intel Core i3 2120T
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