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Differences What are the advantages of each

Front view of Intel Xeon L5518

Reasons to consider the
Intel Xeon L5518

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Much lower typical power consumption 48.75W vs 114.97W 2.4x lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Significantly higher Maximum operating temperature 85 °C vs 67.4 °C More than 25% higher Maximum operating temperature
Much lower annual home energy cost 14.45 $/year vs 42.19 $/year 2.9x lower annual home energy cost
Much lower annual commercial energy cost 52.56 $/year vs 112.39 $/year 2.1x lower annual commercial energy cost
Supports more RAM 147,456 MB vs 32,768 MB Supports 4.5x more RAM
Front view of Intel Core i7 3770K

Reasons to consider the
Intel Core i7 3770K

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Much higher clock speed 3.5 GHz vs 2.13 GHz Around 65% higher clock speed
Much higher turbo clock speed 3.9 GHz vs 2.4 GHz Around 65% higher turbo clock speed
Much newer manufacturing process 22 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Significantly better overclocked clock speed (Air) 4.69 GHz vs 3.71 GHz More than 25% better overclocked clock speed (Air)
Newer Apr, 2012 vs Mar, 2009 Release date over 3 years later
Much better overclocked clock speed (Water) 4.8 GHz vs 2.13 GHz More than 2.2x better overclocked clock speed (Water)

Features Key features of the Xeon L5518  vs Core i7 3770K 

clock speed

Xeon L5518
2.13 GHz
Core i7 3770K
3.5 GHz

turbo clock speed

Xeon L5518
2.4 GHz
Core i7 3770K
3.9 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Xeon L5518
3.71 GHz
Core i7 3770K
4.69 GHz

overclocked clock speed (water)

Xeon L5518
2.13 GHz
Core i7 3770K
4.8 GHz

Specifications Full list of technical specs

summary

Xeon L5518  vs
Core i7 3770K 
Clock speed 2.13 GHz 3.5 GHz
Turbo clock speed 2.4 GHz 3.9 GHz
Cores Quad core Quad core
Socket type
LGA 1366
LGA 1155

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 60W 77W
Annual home energy cost 14.45 $/year 42.19 $/year
Annual commercial energy cost 52.56 $/year 112.39 $/year
Typical power consumption 48.75W 114.97W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Triple Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 25,599.99 MB/s 25,600 MB/s
Maximum memory size 147,456 MB 32,768 MB

details

Xeon L5518  vs
Core i7 3770K 
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 45 nm 22 nm
Transistor count 731,000,000 1,400,000,000
Max CPUs 2 1
Voltage range 0.75 - 1.35V 1.33 - 1.36V
Operating temperature Unknown - 85°C Unknown - 67.4°C

overclocking

Overclocked clock speed 3.71 GHz 4.69 GHz
Overclocked clock speed (Water) 2.13 GHz 4.8 GHz
PassMark (Overclocked) 1,531.9 6,731.8
Overclocked clock speed (Air) 3.71 GHz 4.69 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 4000
Latest DirectX N/A 11.x
Number of displays supported N/A 3
GPU clock speed N/A 650 MHz
Turbo clock speed N/A 1,150 MHz
3DMark06 N/A 5,339.9

bus

Architecture QPI DMI
Number of links 2 1
Transfer rate 5,860 MT/s 5,000 MT/s
Intel Xeon L5518
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Intel Core i7 3770K
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