CPUBoss Review Our evaluation of E5506 vs 3770K among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

8.1

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 3770K 

CPUBoss recommends the Intel Core i7 3770K  based on its performance, single-core performance and value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5506

Reasons to consider the
Intel Xeon E5506

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Much lower typical power consumption 65W vs 114.97W Around 45% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Much lower annual home energy cost 19.27 $/year vs 42.19 $/year 2.2x lower annual home energy cost
Higher Maximum operating temperature 76 °C vs 67.4 °C Around 15% higher Maximum operating temperature
Much lower annual commercial energy cost 70.08 $/year vs 112.39 $/year Around 40% 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 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
Much better performance per dollar 2.21 pt/$ vs 0.61 pt/$ Around 3.8x better performance per dollar
Much better PassMark (Single core) score 2,084 vs 892 More than 2.2x better PassMark (Single core) score
More l3 cache 8 MB vs 4 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
Significantly better PassMark score 9,544 vs 2,996 Around 3.2x better PassMark score
Much better overclocked clock speed (Air) 4.69 GHz vs 3.21 GHz More than 45% better overclocked clock speed (Air)
Significantly more l3 cache per core 2 MB/core vs 1 MB/core 2x more l3 cache per core
Better performance per watt 4.55 pt/W vs 1.73 pt/W Around 2.8x better performance per watt
More threads 8 vs 4 Twice as many threads
Newer Apr, 2012 vs Mar, 2009 Release date over 3 years later
Significantly better overclocked clock speed (Water) 4.8 GHz vs 3.55 GHz More than 35% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon E5506 vs Core i7 3770K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5506
7,150
Core i7 3770K
13,098

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5506
91,600 MB/s
Core i7 3770K
2,620,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon E5506
4,572
Core i7 3770K
13,703

GeekBench (64-bit) Data courtesy Primate Labs

Xeon E5506
5,593
Core i7 3770K
14,866

GeekBench

Xeon E5506
5,593
Core i7 3770K
17,972

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5506  vs
Core i7 3770K 
Clock speed 2.13 GHz 3.5 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 80W 77W
Annual home energy cost 19.27 $/year 42.19 $/year
Annual commercial energy cost 70.08 $/year 112.39 $/year
Performance per watt 1.73 pt/W 4.55 pt/W
Typical power consumption 65W 114.97W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-800
DDR3
Channels Triple Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 19,200 MB/s 25,600 MB/s
Maximum memory size 147,456 MB 32,768 MB

details

Xeon E5506  vs
Core i7 3770K 
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 4 MB 8 MB
L3 cache per core 1 MB/core 2 MB/core
Manufacture process 45 nm 22 nm
Max CPUs 2 1
Clock multiplier 16 35
Voltage range 0.75 - 1.35V 1.33 - 1.36V
Operating temperature Unknown - 76°C Unknown - 67.4°C

overclocking

Overclocked clock speed 3.21 GHz 4.69 GHz
Overclocked clock speed (Water) 3.55 GHz 4.8 GHz
Overclocked clock speed (Air) 3.21 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 4,800 MT/s 5,000 MT/s
Intel Xeon E5506
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Intel Core i7 3770K
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