CPUBoss Review Our evaluation of W3565 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, single-core performance and value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon W3565

Reasons to consider the
Intel Xeon W3565

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Lower typical power consumption 105.63W vs 114.2W Around 10% lower typical power consumption
Much lower annual home energy cost 31.32 $/year vs 41.8 $/year More than 25% lower annual home energy cost
Front view of Intel Core i7 2600K

Reasons to consider the
Intel Core i7 2600K

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Much better performance per dollar 2.92 pt/$ vs 0.69 pt/$ Around 4.2x 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
Higher turbo clock speed 3.8 GHz vs 3.46 GHz Around 10% higher turbo clock speed
Higher clock speed 3.4 GHz vs 3.2 GHz More than 5% higher clock speed
Much better performance per watt 7.53 pt/W vs 1.62 pt/W Around 4.8x better performance per watt
Better PassMark (Single core) score 1,920 vs 1,419 More than 35% better PassMark (Single core) score
Better overclocked clock speed (Air) 5.05 GHz vs 4.3 GHz More than 15% better overclocked clock speed (Air)
Better PassMark score 8,494 vs 5,957 Around 45% better PassMark score
Much better overclocked clock speed (Water) 4.76 GHz vs 3.2 GHz Around 50% better overclocked clock speed (Water)
Newer Jan, 2011 vs Nov, 2009 Release date over 1 years later

Benchmarks Real world tests of Xeon W3565 vs Core i7 2600K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon W3565
8,544
Core i7 2600K
11,563

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon W3565
139,100 MB/s
Core i7 2600K
2,500,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon W3565
8,511
Core i7 2600K
12,823

GeekBench (64-bit) Data courtesy Primate Labs

Xeon W3565
9,573
Core i7 2600K
13,916

GeekBench

Xeon W3565
10,582
Core i7 2600K
16,706

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon W3565  vs
Core i7 2600K 
Clock speed 3.2 GHz 3.4 GHz
Turbo clock speed 3.46 GHz 3.8 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 95W
Annual home energy cost 31.32 $/year 41.8 $/year
Annual commercial energy cost 113.88 $/year 111.78 $/year
Performance per watt 1.62 pt/W 7.53 pt/W
Typical power consumption 105.63W 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 25,599.99 MB/s 21,333.32 MB/s
Maximum memory size 24,576 MB 32,768 MB

details

Xeon W3565  vs
Core i7 2600K 
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 32 nm
Transistor count 731,000,000 995,000,000
Max CPUs 1 1
Clock multiplier 24 34
Voltage range 0.8 - 1.23V 0.85 - 1.45V

overclocking

Overclock popularity 0 2,016
Overclocked clock speed 4.3 GHz 5.05 GHz
Overclocked clock speed (Water) 3.2 GHz 4.76 GHz
Overclocked clock speed (Air) 4.3 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 1 1
Transfer rate 4,800 MT/s 5,000 MT/s
Intel Xeon W3565
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Intel Core i7 2600K
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