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Differences What are the advantages of each

Front view of Intel Xeon E3-1226 v3

Reasons to consider the
Intel Xeon E3-1226 v3

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Much better performance per dollar 7.17 pt/$ vs 2.33 pt/$ More than 3x better performance per dollar
Much better performance per watt 19.03 pt/W vs 7.25 pt/W Around 2.8x better performance per watt
Better turbo clock speed 1,200 MHz vs 1,150 MHz Around 5% better turbo clock speed
Newer Apr, 2014 vs Apr, 2012 Release date over 1 years later
Front view of Intel Core i7 3770

Reasons to consider the
Intel Core i7 3770

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Much higher GPU clock speed 650 MHz vs 350 MHz More than 85% higher GPU clock speed
Slightly higher turbo clock speed 3.9 GHz vs 3.7 GHz More than 5% higher turbo clock speed
More threads 8 vs 4 Twice as many threads
Better overclocked clock speed (Air) 4.03 GHz vs 3.3 GHz More than 20% better overclocked clock speed (Air)
Better PassMark score 9,449 vs 7,554 More than 25% better PassMark score
Lower typical power consumption 62.56W vs 68.25W Around 10% lower typical power consumption
Better overclocked clock speed (Water) 4.32 GHz vs 3.93 GHz Around 10% better overclocked clock speed (Water)
Lower annual home energy cost 18.55 $/year vs 20.24 $/year Around 10% lower annual home energy cost
Lower annual commercial energy cost 67.45 $/year vs 73.58 $/year Around 10% lower annual commercial energy cost

Benchmarks Real world tests of Xeon E3-1226 v3 vs Core i7 3770

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E3-1226 v3
4,080,000 MB/s
Core i7 3770
2,660,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs


Xeon E3-1226 v3  vs
Core i7 3770 
Clock speed 3.3 GHz 3.4 GHz
Turbo clock speed 3.7 GHz 3.9 GHz
Cores Quad core Quad core


Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
Supplemental SSE3
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 84W 77W
Annual home energy cost 20.24 $/year 18.55 $/year
Annual commercial energy cost 73.58 $/year 67.45 $/year
Performance per watt 19.03 pt/W 7.25 pt/W
Typical power consumption 68.25W 62.56W


Architecture DMI 2.0 DMI
Number of links 0 1
Transfer rate 5,000 MT/s 5,000 MT/s


Xeon E3-1226 v3  vs
Core i7 3770 
Architecture x86-64 x86-64
Threads 4 8
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 8 MB 8 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 1 1


Overclocked clock speed 3.3 GHz 4.03 GHz
Overclocked clock speed (Water) 3.93 GHz 4.32 GHz
Overclocked clock speed (Air) 3.3 GHz 4.03 GHz

integrated graphics

Label Intel® HD Graphics P4600 Intel® HD Graphics 4000
Number of displays supported 3 3
GPU clock speed 350 MHz 650 MHz
Turbo clock speed 1,200 MHz 1,150 MHz

memory controller

Memory controller Built-in Built-in
Memory type
Channels Dual Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Xeon E3-1226 v3
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Intel Core i7 3770
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