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Differences What are the advantages of each

Front view of Intel Core i7 620LE

Reasons to consider the
Intel Core i7 620LE

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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
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Front view of Intel Core i3 6100U

Reasons to consider the
Intel Core i3 6100U

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Much newer manufacturing process 14 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better turbo clock speed 1,000 MHz vs 566 MHz More than 75% better turbo clock speed
Higher clock speed 2.3 GHz vs 2 GHz Around 15% higher clock speed
More number of displays supported 3 vs 2 1 more number of displays supported
Newer Jul, 2015 vs Jan, 2010 Release date over 5 years later
Lower typical power consumption 12.19W vs 20.31W 40% lower typical power consumption
Slightly higher GPU clock speed 300 MHz vs 266 MHz Around 15% higher GPU clock speed
Better overclocked clock speed (Air) 2.31 GHz vs 2 GHz More than 15% better overclocked clock speed (Air)
Lower annual home energy cost 3.61 $/year vs 6.02 $/year 40% lower annual home energy cost
Lower annual commercial energy cost 13.14 $/year vs 21.9 $/year Around 40% lower annual commercial energy cost
Better overclocked clock speed (Water) 2.3 GHz vs 2 GHz Around 15% better overclocked clock speed (Water)

Features Key features of the Core i7 620LE  vs i3 6100U 

clock speed

L2 cache

L3 cache

gpu clock speed

Core i7 620LE
266 MHz
Core i3 6100U
300 MHz

overclocked clock speed (air)

Core i3 6100U
2.31 GHz

overclocked clock speed (water)

Specifications Full list of technical specs

summary

Core i7 620LE  vs
i3 6100U 
Clock speed 2 GHz 2.3 GHz
Cores Dual core Dual core
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
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 25W 15W
Annual home energy cost 6.02 $/year 3.61 $/year
Annual commercial energy cost 21.9 $/year 13.14 $/year
Typical power consumption 20.31W 12.19W

bus

Architecture DMI FSB
Number of links 1 1
Transfer rate 2,500 MT/s 4,000 MT/s

details

Core i7 620LE  vs
i3 6100U 
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 4 MB 3 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 32 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2 GHz 2.31 GHz
Overclocked clock speed (Water) 2 GHz 2.3 GHz
Overclocked clock speed (Air) 2 GHz 2.31 GHz

integrated graphics

GPU GPU GPU
Label Integrated Intel® HD Graphics 520
Number of displays supported 2 3
GPU clock speed 266 MHz 300 MHz
Turbo clock speed 566 MHz 1,000 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3L-1600
DDR3-1066
DDR3
DDR3-800
Channels Dual Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 17,066.66 MB/s 29,866.66 MB/s
Maximum memory size 9,000.96 MB 32,768 MB
Intel Core i7 620LE
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Intel Core i3 6100U
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