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Differences What are the advantages of each

Front view of Intel Core i7 3820

Reasons to consider the
Intel Core i7 3820

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CPUBoss is not aware of any important advantages of the Core i7 3820 vs the Core i5 4690K.

Front view of Intel Core i5 4690K

Reasons to consider the
Intel Core i5 4690K

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required

Benchmarks Real world tests of Core i7 3820 vs i5 4690K

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 3820
0.76 fps
Core i5 4690K
1.74 fps

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 3820
12,538
Core i5 4690K
11,924

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 3820
2,500,000 MB/s
Core i5 4690K
5,060,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i7 3820
12,550
Core i5 4690K
11,872

GeekBench (64-bit) Data courtesy Primate Labs

Core i7 3820
13,644
Core i5 4690K
12,942

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 3820  vs
i5 4690K 
Clock speed 3.6 GHz 3.5 GHz
Turbo clock speed 3.8 GHz 3.9 GHz
Cores Quad core Quad core
Is unlocked Yes Yes

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
EM64T
SSE
SSE4.1
FMA3
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 130W 88W
Annual home energy cost 49.49 $/year 21.2 $/year
Annual commercial energy cost 138.93 $/year 77.09 $/year
Performance per watt 6.18 pt/W 10.77 pt/W
Typical power consumption 139.6W 71.5W

bus

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

details

Core i7 3820  vs
i5 4690K 
Architecture x86-64 x86-64
Threads 8 4
L3 cache 10 MB 6 MB
L3 cache per core 2.5 MB/core 1.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 66.8°C Unknown - 72.72°C

overclocking

Overclocked clock speed 4.68 GHz 4.51 GHz
Overclocked clock speed (Water) 4.71 GHz 4.58 GHz
PassMark (Overclocked) 5,531.8 4,652.1
Overclocked clock speed (Air) 4.68 GHz 4.51 GHz

integrated graphics

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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3-1066
DDR3
Channels Quad Channel Dual Channel
Supports ECC No No
Maximum bandwidth 51,200 MB/s 25,600 MB/s
Maximum memory size 65,771.52 MB 32,768 MB
Intel Core i7 3820
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Intel Core i5 4690K
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