CPUBoss Review Our evaluation of 3240 vs 2120


Benchmark performance using all cores

Passmark, GeekBench (32-bit) and GeekBench (64-bit)

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)


How much speed can you get out of the processor?

Passmark (Overclocked), Unlocked, Maximum Overclocked Clock Speed (Air) and 2 more


Are you paying a premium for performance?

Performance Per Dollar

No winner declared

Too close to call

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Differences What are the advantages of each

Front view of Intel Core i3 3240

Reasons to consider the
Intel Core i3 3240

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Newer manufacturing process 22 nms vs 32 nms 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
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
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Better PassMark (Overclocked) score 3,313.1 vs 1,336.7 Around 2.5x better PassMark (Overclocked) score
Newer Sep, 2012 vs Jan, 2011 Release date over 1 years later
Lower typical power consumption 44.69W vs 52.81W More than 15% lower typical power consumption
Better performance per watt 11.02 pt/W vs 8.77 pt/W More than 25% better performance per watt
Lower annual commercial energy cost 48.18 $/year vs 56.94 $/year More than 15% lower annual commercial energy cost
Lower annual home energy cost 13.25 $/year vs 15.66 $/year More than 15% lower annual home energy cost
Front view of Intel Core i3 2120

Reasons to consider the
Intel Core i3 2120

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Higher GPU clock speed 850 MHz vs 650 MHz More than 30% higher GPU clock speed
Better turbo clock speed 1,100 MHz vs 1,050 MHz Around 5% better turbo clock speed
Higher Maximum Operating Temperature 69.1 °C vs 65.3 °C More than 5% higher Maximum Operating Temperature

Benchmarks Real world tests of Core i3 3240 vs 2120

GeekBench (32-bit)

GeekBench (64-bit)


3D Mark 11 (Physics)

Core i3 3240 Core i3 2120 @ community.futuremark.com

Passmark (Single Core)

Specifications Full list of technical specs


Core i3 3240  vs
Clock speed 3.4 GHz 3.3 GHz
Cores Dual core Dual core
Socket type
LGA 1155
Is unlocked No No
Is hyperthreaded Yes Yes


Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes


Label Intel® HD Graphics 2500 Intel® HD Graphics 2000
Number of displays supported 3 2
GPU clock speed 650 MHz 850 MHz
Turbo clock speed 1,050 MHz 1,100 MHz

memory controller

Memory controller Built-in Built-in
Memory type
Channels Dual Channel Dual Channel
Maximum bandwidth 25,600 MB/s 21,333.32 MB/s
Maximum memory size 32,768 MB 32,768 MB


Core i3 3240  vs
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 22 nms 32 nms
Max CPUs 1 1
Clock multiplier 34 33
Operating temperature Unknown - 65.3°C Unknown - 69.1°C


Overclock popularity 1 22
Overclocked clock speed 3.51 GHz 3.43 GHz
Overclocked clock speed (Water) 3.4 GHz 3.3 GHz
PassMark (Overclocked) 3,313.1 1,336.7
Overclocked clock speed (Air) 3.51 GHz 3.43 GHz

power consumption

TDP 55W 65W
Annual home energy cost 13.25 $/year 15.66 $/year
Annual commercial energy cost 48.18 $/year 56.94 $/year
Performance per watt 11.02 pt/W 8.77 pt/W
Typical power consumption 44.69W 52.81W


Architecture DMI DMI
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s
Intel Core i3 3240
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Intel Core i3 2120
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