CPUBoss Review Our evaluation of 4670K vs 4100

Performance

Benchmark performance using all cores

Passmark, GeekBench (32-bit) and GeekBench (64-bit)

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)

Overclocking

How much speed can you get out of the processor?

Passmark (Overclocked), Unlocked, Maximum Overclocked Clock Speed (Air) and 2 more

Value

Are you paying a premium for performance?

Performance Per Dollar

CPUBoss Score

Performance, Single-core Performance, Overclocking and Value

Winner
Intel Core i5 4670K 

CPUBoss recommends the Intel Core i5 4670K  based on its .

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VS

Intel Core i5 4670K

CPUBoss Winner
Front view of Intel Core i5 4670K

Differences What are the advantages of each

Front view of Intel Core i5 4670K

Reasons to consider the
Intel Core i5 4670K

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better PassMark (Single core) score 2,206 vs 1,223 More than 80% better PassMark (Single core) score
Better PassMark score 7,665 vs 4,043 Around 90% better PassMark score
Better geekbench (32-bit) score 11,573 vs 4,993 More than 2.2x better geekbench (32-bit) score
Significantly better performance per watt 12.01 pt/W vs 4.06 pt/W Around 3x better performance per watt
Better PassMark (Overclocked) score 5,198.5 vs 2,972.7 Around 75% better PassMark (Overclocked) score
Newer Apr, 2013 vs Oct, 2011 Release date over 1 years later
Higher Maximum Operating Temperature 72.72 °C vs 70 °C Around 5% higher Maximum Operating Temperature
Slightly better 3DMark11 physics score 6,830 vs 5,760 Around 20% better 3DMark11 physics score
Significantly lower annual home energy cost 20.24 $/year vs 34.18 $/year More than 40% lower annual home energy cost
Significantly lower annual commercial energy cost 73.58 $/year vs 114.41 $/year More than 35% lower annual commercial energy cost
Front view of AMD FX 4100

Reasons to consider the
AMD FX 4100

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Significantly more l2 cache 4 MB vs 1 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
More l3 cache 8 MB vs 6 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
Higher clock speed 3.6 GHz vs 3.4 GHz More than 5% higher clock speed
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core

Benchmarks Real world tests of Core i5 4670K vs FX 4100

GeekBench (32-bit)

Core i5 4670K
11,573
FX 4100
4,993

GeekBench (64-bit)

Core i5 4670K
12,725
FX 4100
5,580

GeekBench

Core i5 4670K
12,725
FX 4100
6,919

3D Mark 11 (Physics)

FX 4100
5,760

Passmark

FX 4100
4,043

Passmark (Single Core)

FX 4100
1,223

Reviews Word on the street

Core i5 4670K  vs FX 4100 

8.0
7.0
But the 4670K has the same 3.4GHz baseclock and 3.8GHz Turbo as the old 3570K, with the same quad-core layout, and 6MB of Intel Smart Cache.
Core i5 4670K

Specifications Full list of technical specs

summary

Core i5 4670K  vs
FX 4100 
Clock speed 3.4 GHz 3.6 GHz
Turbo clock speed 3.8 GHz 3.8 GHz
Cores Quad core Quad core
Is unlocked Yes Yes
Is hyperthreaded No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
F16C
MMX
SSE4
XOP
AVX
SSE3
EM64T
SSE
ABM
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 84W 95W
Annual home energy cost 20.24 $/year 34.18 $/year
Annual commercial energy cost 73.58 $/year 114.41 $/year
Performance per watt 12.01 pt/W 4.06 pt/W
Typical power consumption 68.25W N/A

bus

Architecture DMI 2.0 HyperTransport 3.1
Number of links 0 1
Transfer rate 5,000 MT/s 5,200 MT/s

details

Core i5 4670K  vs
FX 4100 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 4 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 6 MB 8 MB
L3 cache per core 1.5 MB/core 2 MB/core
Manufacture process 22 nm 32 nm
Max CPUs 1 1
Operating temperature Unknown - 72.72°C Unknown - 70°C

overclocking

Overclock popularity 57 127
Overclocked clock speed 4.49 GHz 4.7 GHz
Overclocked clock speed (Water) 4.54 GHz 4.64 GHz
PassMark (Overclocked) 5,198.5 2,972.7
Overclocked clock speed (Air) 4.49 GHz 4.7 GHz

integrated graphics

GPU GPU None
Label Intel® HD Graphics 4600 N/A
Number of displays supported 3 N/A
GPU clock speed 350 MHz N/A
Turbo clock speed 1,200 MHz N/A

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3-1600
DDR3-1333
DDR3
Channels Dual Channel Dual Channel
Supports ECC No Yes
Maximum bandwidth 25,600 MB/s 29,866.66 MB/s
Intel Core i5 4670K
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AMD FX 4100
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