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Differences What are the advantages of each

Front view of Intel Xeon L5530

Reasons to consider the
Intel Xeon L5530

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Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Lower typical power consumption 48.75W vs 62.56W More than 20% lower typical power consumption
Supports more RAM 147,456 MB vs 32,768 MB Supports 4.5x more RAM
Lower annual home energy cost 14.45 $/year vs 18.55 $/year More than 20% lower annual home energy cost
Lower annual commercial energy cost 52.56 $/year vs 67.45 $/year More than 20% lower annual commercial energy cost
Front view of Intel Core i7 3770

Reasons to consider the
Intel Core i7 3770

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Significantly higher turbo clock speed 3.9 GHz vs 2.66 GHz More than 45% higher turbo clock speed
Significantly higher clock speed 3.4 GHz vs 2.4 GHz More than 40% higher clock speed
Much newer manufacturing process 22 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better performance per dollar 2.33 pt/$ vs 0.22 pt/$ More than 10.5x better performance per dollar
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better PassMark (Single core) score 2,072 vs 1,018 More than 2x better PassMark (Single core) score
Much better overclocked clock speed (Air) 4.03 GHz vs 2.4 GHz Around 70% better overclocked clock speed (Air)
Significantly better PassMark score 9,449 vs 4,351 Around 2.2x better PassMark score
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly better performance per watt 7.25 pt/W vs 2.86 pt/W More than 2.5x better performance per watt
Newer Apr, 2012 vs Aug, 2009 Release date over 2 years later
Much better overclocked clock speed (Water) 4.32 GHz vs 2.4 GHz Around 80% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon L5530 vs Core i7 3770

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon L5530
11,832
Core i7 3770
12,524

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon L5530
2,962
Core i7 3770
3,236

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon L5530
189.1 MB/s
Core i7 3770
2,660,000 MB/s

PassMark Data courtesy Passmark

Xeon L5530
4,351
Core i7 3770
9,449

PassMark (Single Core)

Xeon L5530
1,018
Core i7 3770
2,072

Specifications Full list of technical specs

summary

Xeon L5530  vs
Core i7 3770 
Clock speed 2.4 GHz 3.4 GHz
Turbo clock speed 2.66 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 Yes
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 18.55 $/year
Annual commercial energy cost 52.56 $/year 67.45 $/year
Performance per watt 2.86 pt/W 7.25 pt/W
Typical power consumption 48.75W 62.56W

bus

Architecture QPI DMI
Number of links 2 1
Transfer rate 5,860 MT/s 5,000 MT/s

details

Xeon L5530  vs
Core i7 3770 
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 1,300,000,000
Max CPUs 2 1
Operating temperature Unknown - 70°C Unknown - 67.4°C

overclocking

Overclocked clock speed 2.4 GHz 4.03 GHz
Overclocked clock speed (Water) 2.4 GHz 4.32 GHz
Overclocked clock speed (Air) 2.4 GHz 4.03 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

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
Intel Xeon L5530
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Intel Core i7 3770
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