CPUBoss Review Our evaluation of 860 vs 6700K 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

9.2

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 6700K 

CPUBoss recommends the Intel Core i7 6700K  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 Core i7 860

Reasons to consider the
Intel Core i7 860

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Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Higher Maximum operating temperature 72.7 °C vs 64 °C Around 15% higher Maximum operating temperature
Front view of Intel Core i7 6700K

Reasons to consider the
Intel Core i7 6700K

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Much better CompuBench 1.5 bitcoin mining score 35.02 mHash/s vs 4.31 mHash/s More than 8x better CompuBench 1.5 bitcoin mining score
Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Significantly higher clock speed 4 GHz vs 2.8 GHz Around 45% higher clock speed
Much newer manufacturing process 14 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher turbo clock speed 4.2 GHz vs 3.46 GHz More than 20% higher turbo clock speed
Much lower typical power consumption 73.94W vs 156.35W 2.1x lower typical power consumption
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better PassMark (Single core) score 2,349 vs 1,226 More than 90% better PassMark (Single core) score
Significantly better PassMark score 11,109 vs 5,051 Around 2.2x better PassMark score
Newer Jul, 2015 vs Jul, 2009 Release date over 6 years later
Significantly better performance per dollar 0.91 pt/$ vs 0.57 pt/$ More than 60% better performance per dollar
Much lower annual home energy cost 21.92 $/year vs 53.98 $/year 2.5x lower annual home energy cost
Better performance per watt 3.49 pt/W vs 0.96 pt/W Around 3.8x better performance per watt
Much lower annual commercial energy cost 79.72 $/year vs 157.68 $/year Around 50% lower annual commercial energy cost
Better overclocked clock speed (Air) 4.61 GHz vs 4.14 GHz More than 10% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 4.77 GHz vs 4.15 GHz Around 15% better overclocked clock speed (Water)

Benchmarks Real world tests of Core i7 860 vs 6700K

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 860
4.31 mHash/s
Core i7 6700K
35.02 mHash/s

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 860
7,379
Core i7 6700K
17,583

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 860
134,600 MB/s
Core i7 6700K
6,010 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i7 860
7,260
Core i7 6700K
17,169

GeekBench

Core i7 860
8,959
Core i7 6700K
17,169

PassMark Data courtesy Passmark

Core i7 860
5,051
Core i7 6700K
11,109

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 860  vs
6700K 
Clock speed 2.8 GHz 4 GHz
Turbo clock speed 3.46 GHz 4.2 GHz
Cores Quad core Quad core
Is unlocked No Yes

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 91W
Annual home energy cost 53.98 $/year 21.92 $/year
Annual commercial energy cost 157.68 $/year 79.72 $/year
Performance per watt 0.96 pt/W 3.49 pt/W
Typical power consumption 156.35W 73.94W

bus

Architecture DMI FSB
Number of links 1 0
Transfer rate 2,500 MT/s 8,000 MT/s

details

Core i7 860  vs
6700K 
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 14 nm
Max CPUs 1 1
Operating temperature Unknown - 72.7°C Unknown - 64°C

overclocking

Overclocked clock speed 4.14 GHz 4.61 GHz
Overclocked clock speed (Water) 4.15 GHz 4.77 GHz
Overclocked clock speed (Air) 4.14 GHz 4.61 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 530
Number of displays supported N/A 3
GPU clock speed N/A 350 MHz
Turbo clock speed N/A 1,150 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 21,333.32 MB/s 25,600 MB/s
Maximum memory size 16,384 MB 65,536 MB
Intel Core i7 860
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Intel Core i7 6700K
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