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Differences What are the advantages of each

Front view of Intel Xeon E5 4650 v2

Reasons to consider the
Intel Xeon E5 4650 v2

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Much more l3 cache 25 MB vs 8 MB Around 3.2x more l3 cache; more data can be stored in the l3 cache for quick access later
Much lower typical power consumption 77.19W vs 159.66W 2.1x lower typical power consumption
Supports more CPUs in SMP configuration 4 vs 1 3 supports more CPUs in SMP configuration
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More threads 20 vs 8 12 more threads
Much lower annual home energy cost 22.89 $/year vs 56.1 $/year 2.5x lower annual home energy cost
Higher Maximum operating temperature 75 °C vs 61 °C Around 25% higher Maximum operating temperature
Much lower annual commercial energy cost 83.22 $/year vs 159.62 $/year Around 50% lower annual commercial energy cost
Newer Mar, 2014 vs Oct, 2012 Release date over 1 years later
Front view of AMD FX 8350

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AMD FX 8350

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much higher clock speed 4 GHz vs 2.4 GHz More than 65% higher clock speed
Significantly higher turbo clock speed 4.2 GHz vs 2.9 GHz Around 45% higher turbo clock speed
Much better overclocked clock speed (Air) 4.69 GHz vs 2.4 GHz More than 95% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 8.79 GHz vs 2.4 GHz Around 3.8x better overclocked clock speed (Water)

Features Key features of the Xeon E5 4650 v2  vs FX 8350 

clock speed

Xeon E5 4650 v2
2.4 GHz
FX 8350
4 GHz

turbo clock speed

Xeon E5 4650 v2
2.9 GHz
FX 8350
4.2 GHz

L3 cache

overclocked clock speed (air)

Xeon E5 4650 v2
2.4 GHz
FX 8350
4.69 GHz

overclocked clock speed (water)

Xeon E5 4650 v2
2.4 GHz
FX 8350
8.79 GHz

TDP

Specifications Full list of technical specs

summary

Xeon E5 4650 v2  vs
FX 8350 
Clock speed 2.4 GHz 4 GHz
Turbo clock speed 2.9 GHz 4.2 GHz
Cores Dodeca core Octa core
Socket type
LGA 2011
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
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 95W 125W
Annual home energy cost 22.89 $/year 56.1 $/year
Annual commercial energy cost 83.22 $/year 159.62 $/year
Typical power consumption 77.19W 159.66W

bus

Clock speed 4,000 MHz 2,600 MHz

details

Xeon E5 4650 v2  vs
FX 8350 
Architecture x86-64 x86-64
Threads 20 8
L3 cache 25 MB 8 MB
Manufacture process 22 nm 32 nm
Max CPUs 4 1
Clock multiplier 24 21
Voltage range 0.65 - 1.3V 0.81 - 1.45V
Operating temperature Unknown - 75°C Unknown - 61°C

overclocking

Overclocked clock speed 2.4 GHz 4.69 GHz
Overclocked clock speed (Water) 2.4 GHz 8.79 GHz
Overclocked clock speed (Air) 2.4 GHz 4.69 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Quad Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 59,733.32 MB/s 29,866.66 MB/s
Intel Xeon E5 4650 v2
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AMD FX 8350
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