CPUBoss Review Our evaluation of W5580 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, power consumption and value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon W5580

Reasons to consider the
Intel Xeon W5580

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Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Lower typical power consumption 105.63W vs 114.97W Around 10% lower typical power consumption
Much lower annual home energy cost 31.32 $/year vs 42.19 $/year More than 25% lower annual home 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 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 2.21 pt/$ vs 0.15 pt/$ More than 14.5x better performance per dollar
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher turbo clock speed 3.9 GHz vs 3.46 GHz Around 15% higher turbo clock speed
Higher clock speed 3.5 GHz vs 3.2 GHz Around 10% higher clock speed
Significantly better PassMark (Single core) score 2,084 vs 1,410 Around 50% better PassMark (Single core) score
Significantly better overclocked clock speed (Air) 4.69 GHz vs 3.53 GHz Around 35% better overclocked clock speed (Air)
Better PassMark score 9,544 vs 5,836 Around 65% better PassMark score
Better performance per watt 4.55 pt/W vs 1.95 pt/W More than 2.2x better performance per watt
Newer Apr, 2012 vs Mar, 2009 Release date over 3 years later
Better overclocked clock speed (Water) 4.8 GHz vs 4.04 GHz Around 20% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon W5580 vs Core i7 3770K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon W5580
16,251
Core i7 3770K
13,098

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon W5580
135,550 MB/s
Core i7 3770K
2,620,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon W5580
8,432
Core i7 3770K
13,703

GeekBench

Xeon W5580
10,171
Core i7 3770K
17,972

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon W5580  vs
Core i7 3770K 
Clock speed 3.2 GHz 3.5 GHz
Turbo clock speed 3.46 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 130W 77W
Annual home energy cost 31.32 $/year 42.19 $/year
Annual commercial energy cost 113.88 $/year 112.39 $/year
Performance per watt 1.95 pt/W 4.55 pt/W
Typical power consumption 105.63W 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 31,999.98 MB/s 25,600 MB/s
Maximum memory size 147,456 MB 32,768 MB

details

Xeon W5580  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
Clock multiplier 24 35
Voltage range 0.75 - 1.35V 1.33 - 1.36V
Operating temperature Unknown - 67°C Unknown - 67.4°C

overclocking

Overclocked clock speed 3.53 GHz 4.69 GHz
Overclocked clock speed (Water) 4.04 GHz 4.8 GHz
Overclocked clock speed (Air) 3.53 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 6,400 MT/s 5,000 MT/s
Intel Xeon W5580
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Intel Core i7 3770K
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