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Differences What are the advantages of each

Front view of Intel Core i7 620UE

Reasons to consider the
Intel Core i7 620UE

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Much lower typical power consumption 14.63W vs 178.75W 12.2x lower typical power consumption
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much lower annual home energy cost 4.34 $/year vs 53 $/year 12.2x lower annual home energy cost
Much lower annual commercial energy cost 15.77 $/year vs 192.72 $/year 12.2x lower annual commercial energy cost
Significantly more l3 cache per core 2 MB/core vs 1 MB/core 2x more l3 cache per core
Front view of AMD FX 9590

Reasons to consider the
AMD FX 9590

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Much more l2 cache 8 MB vs 1 MB 8x more l2 cache; more data can be stored in the l2 cache for quick access later
Much higher clock speed 4.7 GHz vs 1.06 GHz Around 4.5x higher clock speed
Much higher turbo clock speed 5 GHz vs 2.13 GHz More than 2.2x higher turbo clock speed
Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much better overclocked clock speed (Air) 5.06 GHz vs 1.07 GHz Around 4.8x better overclocked clock speed (Air)
More cores 8 vs 2 6 more cores; run more applications at once
More l3 cache 8 MB vs 4 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
More threads 8 vs 4 Twice as many threads
Much better overclocked clock speed (Water) 5.06 GHz vs 1.07 GHz Around 4.8x better overclocked clock speed (Water)
Newer Jul, 2013 vs Jan, 2010 Release date over 3 years later

Features Key features of the Core i7 620UE  vs FX 9590 

clock speed

Core i7 620UE
1.06 GHz
FX 9590
4.7 GHz

turbo clock speed

Core i7 620UE
2.13 GHz
FX 9590
5 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Core i7 620UE
1.07 GHz
FX 9590
5.06 GHz

overclocked clock speed (water)

Core i7 620UE
1.07 GHz
FX 9590
5.06 GHz

Specifications Full list of technical specs

summary

Core i7 620UE  vs
FX 9590 
Clock speed 1.06 GHz 4.7 GHz
Turbo clock speed 2.13 GHz 5 GHz
Cores Dual core Octa core
Socket type
BGA 1288
AM3+
Is unlocked No Yes

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
SSE4
XOP
AVX
SSE3
SSE
ABM
BMI1
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 18W 220W
Annual home energy cost 4.34 $/year 53 $/year
Annual commercial energy cost 15.77 $/year 192.72 $/year
Typical power consumption 14.63W 178.75W

details

Core i7 620UE  vs
FX 9590 
Architecture x86-64 x86-64
Threads 4 8
L2 cache 1 MB 8 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache 4 MB 8 MB
L3 cache per core 2 MB/core 1 MB/core
Manufacture process 32 nm 32 nm
Transistor count 382,000,000 1,200,000,000
Max CPUs 1 1
Clock multiplier 8 25

overclocking

Overclocked clock speed 1.07 GHz 5.06 GHz
Overclocked clock speed (Water) 1.07 GHz 5.06 GHz
Overclocked clock speed (Air) 1.07 GHz 5.06 GHz

integrated graphics

GPU GPU None
Label Integrated N/A
Number of displays supported 2 N/A
GPU clock speed 166 MHz N/A
Turbo clock speed 500 MHz N/A

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3-800
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 12,800 MB/s 29,866.66 MB/s
Intel Core i7 620UE
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AMD FX 9590
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