CPUBoss Review Our evaluation of L5506 vs 2600K 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

7.6

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 2600K 

CPUBoss recommends the Intel Core i7 2600K  based on its performance and value.

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VS
Front view of Intel Core i7 2600K

Intel Core i7 2600K

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon L5506

Reasons to consider the
Intel Xeon L5506

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Much lower typical power consumption 48.75W vs 114.2W 2.3x 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 14.45 $/year vs 41.8 $/year 2.9x lower annual home energy cost
Much lower annual commercial energy cost 52.56 $/year vs 111.78 $/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 2600K

Reasons to consider the
Intel Core i7 2600K

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Much higher clock speed 3.4 GHz vs 2.13 GHz Around 60% higher clock speed
Much better performance per dollar 2.92 pt/$ vs 0.33 pt/$ Around 9x better performance per dollar
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Air) 5.05 GHz vs 2.61 GHz Around 95% better overclocked clock speed (Air)
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
Much better performance per watt 7.53 pt/W vs 2.41 pt/W Around 3.2x better performance per watt
Significantly better PassMark score 8,494 vs 3,715 More than 2.2x better PassMark score
Significantly more l3 cache per core 2 MB/core vs 1 MB/core 2x more l3 cache per core
Better geekbench 3 single core score 3,005 vs 2,485 More than 20% better geekbench 3 single core score
More threads 8 vs 4 Twice as many threads
Newer Jan, 2011 vs Mar, 2009 Release date over 1 years later
Significantly better overclocked clock speed (Water) 4.76 GHz vs 3.48 GHz More than 35% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon L5506 vs Core i7 2600K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon L5506
8,274
Core i7 2600K
11,563

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon L5506
161.3 MB/s
Core i7 2600K
2,500,000 MB/s

PassMark Data courtesy Passmark

Specifications Full list of technical specs

summary

Xeon L5506  vs
Core i7 2600K 
Clock speed 2.13 GHz 3.4 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 95W
Annual home energy cost 14.45 $/year 41.8 $/year
Annual commercial energy cost 52.56 $/year 111.78 $/year
Performance per watt 2.41 pt/W 7.53 pt/W
Typical power consumption 48.75W 114.2W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Triple Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 19,200 MB/s 21,333.32 MB/s
Maximum memory size 147,456 MB 32,768 MB

details

Xeon L5506  vs
Core i7 2600K 
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 32 nm
Max CPUs 2 1
Clock multiplier 16 34
Voltage range 0.75 - 1.35V 0.85 - 1.45V
Operating temperature Unknown - 70°C Unknown - 72.6°C

overclocking

Overclocked clock speed 2.61 GHz 5.05 GHz
Overclocked clock speed (Water) 3.48 GHz 4.76 GHz
Overclocked clock speed (Air) 2.61 GHz 5.05 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 3000
Latest DirectX N/A 10.x
Number of displays supported N/A 2
GPU clock speed N/A 850 MHz
Turbo clock speed N/A 1,350 MHz
3DMark06 N/A 5,275

bus

Architecture QPI DMI
Number of links 2 1
Transfer rate 4,800 MT/s 5,000 MT/s
Intel Xeon L5506
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Intel Core i7 2600K
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