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Differences What are the advantages of each

Front view of Intel Xeon E3-1245 v2

Reasons to consider the
Intel Xeon E3-1245 v2

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Much higher GPU clock speed 650 MHz vs 350 MHz More than 85% higher GPU clock speed
Better turbo clock speed 1,250 MHz vs 1,200 MHz Around 5% better turbo clock speed
Lower typical power consumption 62.56W vs 68.25W Around 10% lower typical power consumption
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
Front view of Intel Core i7 4770

Reasons to consider the
Intel Core i7 4770

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Much better CompuBench 1.5 T-Rex score 1.65 fps vs 0.89 fps More than 85% better CompuBench 1.5 T-Rex score
Much better performance per dollar 3.12 pt/$ vs 2.44 pt/$ Around 30% better performance per dollar
Better geekbench 3 single core score 3,514 vs 3,097 Around 15% better geekbench 3 single core score
Better performance per watt 10.41 pt/W vs 9.49 pt/W Around 10% better performance per watt
Newer Jun, 2013 vs May, 2012 Release date over 1 years later
Better overclocked clock speed (Water) 4.01 GHz vs 3.4 GHz Around 20% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon E3-1245 v2 vs Core i7 4770

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Xeon E3-1245 v2
10.42 mHash/s
Core i7 4770
11.75 mHash/s

CompuBench 1.5 (Ocean surface simulation) Data courtesy CompuBench

Xeon E3-1245 v2
83.73 fps
Core i7 4770
189.82 fps

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Xeon E3-1245 v2
0.89 fps
Core i7 4770
1.65 fps

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 E3-1245 v2
2,520,000 MB/s
Core i7 4770
4,500,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E3-1245 v2  vs
Core i7 4770 
Clock speed 3.4 GHz 3.4 GHz
Turbo clock speed 3.8 GHz 3.9 GHz
Cores Quad core Quad core

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
F16C
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
FMA3
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 77W 84W
Annual home energy cost 18.55 $/year 20.24 $/year
Annual commercial energy cost 67.45 $/year 73.58 $/year
Performance per watt 9.49 pt/W 10.41 pt/W
Typical power consumption 62.56W 68.25W

bus

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

details

Xeon E3-1245 v2  vs
Core i7 4770 
Architecture x86-64 x86-64
Threads 8 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

overclocking

Overclocked clock speed 3.75 GHz 3.85 GHz
Overclocked clock speed (Water) 3.4 GHz 4.01 GHz
Overclocked clock speed (Air) 3.75 GHz 3.85 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics P4000 Intel® HD Graphics 4600
Number of displays supported 3 3
GPU clock speed 650 MHz 350 MHz
Turbo clock speed 1,250 MHz 1,200 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 33,556.48 MB 32,768 MB
Intel Xeon E3-1245 v2
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Intel Core i7 4770
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