CPUBoss Review Our evaluation of 2430M vs 3120M

Performance

Benchmark performance using all cores

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

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)

Power Consumption

How much power does the processor require?

TDP

Features

How does CPUBoss rank the features of each product?

Features and specifications that differ between products

No winner declared

Too close to call

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Differences What are the advantages of each

Front view of Intel Core i5 2430M

Reasons to consider the
Intel Core i5 2430M

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Significantly higher Maximum Operating Temperature 100 °C vs 90 °C More than 10% higher Maximum Operating Temperature
Better turbo clock speed 1,200 MHz vs 1,100 MHz Around 10% better turbo clock speed
Better performance per dollar 3.75 pt/$ vs 1.94 pt/$ Around 95% better performance per dollar
Better overclocked clock speed (Air) 2.77 GHz vs 2.54 GHz Around 10% better overclocked clock speed (Air)
Front view of Intel Core i3 3120M

Reasons to consider the
Intel Core i3 3120M

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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
Supports more RAM 32,768 MB vs 16,384 MB Supports 2x more RAM
Better PassMark (Overclocked) score 1,976.5 vs 1,656.4 Around 20% better PassMark (Overclocked) score
Slightly better 3DMark11 physics score 3,120 vs 2,610 Around 20% better 3DMark11 physics score
Marginally newer Sep, 2012 vs Oct, 2011 Release date a year later

Benchmarks Real world tests of Core i5 2430M vs i3 3120M

GeekBench

3D Mark 11 (Physics)

Core i5 2430M Core i3 3120M @ community.futuremark.com

Passmark

Core i5 2430M Core i3 3120M @ cpubenchmark.net

Passmark (Single Core)

Specifications Full list of technical specs

summary

Core i5 2430M  vs
i3 3120M 
Clock speed 2.4 GHz 2.5 GHz
Cores Dual core Dual core
Socket type
rPGA 988B
Is unlocked No No
Is hyperthreaded Yes Yes

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction-set-extensions
MMX
SSE
SSE4.2
AVX
SSE3
SSE2
Supplemental SSE3
SSE4.1
AES
Supports dynamic frequency scaling Yes Yes

gpu

GPU GPU GPU
Label HD Graphics 3000 Intel® HD Graphics 4000
Number of displays supported 2 3
GPU clock speed 650 MHz 650 MHz
Turbo clock speed 1,200 MHz 1,100 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
DDR3-1600
DDR3-1333
DDR3-1066
DDR3RS-1333
DDR3L-1333
DDR3RS-1600
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 21,333.32 MB/s 25,600 MB/s
Maximum memory size 16,384 MB 32,768 MB

details

Core i5 2430M  vs
i3 3120M 
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 nms 22 nms
Max CPUs 1 1
Clock multiplier 24 25
Operating temperature Unknown - 100°C Unknown - 90°C

overclocking

Overclocked clock speed 2.77 GHz 2.54 GHz
Overclocked clock speed (Water) 2.4 GHz 2.5 GHz
PassMark (Overclocked) 1,656.4 1,976.5
Overclocked clock speed (Air) 2.77 GHz 2.54 GHz

power consumption

TDP 35W 35W
Annual home energy cost 8.43 $/year 8.43 $/year
Performance per watt 12.49 pt/W 12.5 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
Intel Core i5 2430M
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Intel Core i3 3120M
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