CPUBoss Review Our evaluation of 4440 vs 4340


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 1 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 i5 4440

Reasons to consider the
Intel Core i5 4440

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More l3 cache 6 MB vs 4 MB 50% more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 4 vs 2 Twice as many cores; run more applications at once
Higher Maximum operating temperature 72.72 °C vs 66.8 °C Around 10% higher Maximum operating temperature
Better PassMark score 6,456 vs 5,277 More than 20% better PassMark score
Better geekbench (64-bit) score 9,965 vs 7,453 Around 35% better geekbench (64-bit) score
Front view of Intel Core i3 4340

Reasons to consider the
Intel Core i3 4340

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Higher clock speed 3.6 GHz vs 3.1 GHz More than 15% higher clock speed
Lower typical power consumption 43.88W vs 68.25W More than 35% lower typical power consumption
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Better turbo clock speed 1,150 MHz vs 1,100 MHz Around 5% better turbo clock speed
Better PassMark (Single core) score 2,072 vs 1,879 More than 10% better PassMark (Single core) score
Better performance per watt 14.72 pt/W vs 10.81 pt/W More than 35% better performance per watt
Better overclocked clock speed (Air) 3.71 GHz vs 3.3 GHz Around 15% better overclocked clock speed (Air)
Lower annual commercial energy cost 47.3 $/year vs 73.58 $/year More than 35% lower annual commercial energy cost
Lower annual home energy cost 13.01 $/year vs 20.24 $/year More than 35% lower annual home energy cost
Better overclocked clock speed (Water) 3.6 GHz vs 3.26 GHz More than 10% better overclocked clock speed (Water)

Benchmarks Real world tests of Core i5 4440 vs i3 4340

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs



Passmark (Single Core)

Specifications Full list of technical specs


Core i5 4440  vs
i3 4340 
Clock speed 3.1 GHz 3.6 GHz
Cores Quad core Dual core
Is unlocked No No


Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
Supplemental SSE3
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 84W 54W
Annual home energy cost 20.24 $/year 13.01 $/year
Annual commercial energy cost 73.58 $/year 47.3 $/year
Performance per watt 10.81 pt/W 14.72 pt/W
Typical power consumption 68.25W 43.88W


Architecture DMI 2.0 DMI 2.0
Number of links 0 0
Transfer rate 5,000 MT/s 5,000 MT/s


Core i5 4440  vs
i3 4340 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 0.5 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 6 MB 4 MB
L3 cache per core 1.5 MB/core 2 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 72.72°C Unknown - 66.8°C


Overclocked clock speed 3.3 GHz 3.71 GHz
Overclocked clock speed (Water) 3.26 GHz 3.6 GHz
PassMark (Overclocked) 3,691.6 4,161.4
Overclocked clock speed (Air) 3.3 GHz 3.71 GHz

integrated graphics

Label Intel® HD Graphics 4600 Intel® HD Graphics 4600
Number of displays supported 3 3
GPU clock speed 350 MHz 350 MHz
Turbo clock speed 1,100 MHz 1,150 MHz

memory controller

Memory controller Built-in Built-in
Memory type
Channels Dual Channel Dual Channel
Supports ECC No Yes
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Core i5 4440
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Intel Core i3 4340
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Showing 1 comment.
Since when is higher maximum operating temprature part of the Pros list? LOL this website is run by tomatoes.
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