CPUBoss Review Our evaluation of 4820K vs 4770K

Performance

Benchmark performance using all cores

Cinebench R10 32-bit, Passmark, GeekBench (32-bit) and GeekBench (64-bit)

Single-core Performance

Individual core benchmark performance

Cinebench R10 32-bit (1-core) and Passmark (Single Core)

Overclocking

How much speed can you get out of the processor?

Passmark (Overclocked), Unlocked, Maximum Overclocked Clock Speed (Air) and 1 more

Value

Are you paying a premium for performance?

Performance Per Dollar

CPUBoss Score

Performance, Single-core Performance, Overclocking and Value

Winner
Intel Core i7 4770K 

CPUBoss recommends the Intel Core i7 4770K  based on its .

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Front view of Intel Core i7 4770K

Intel Core i7 4770K

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Core i7 4820K

Reasons to consider the
Intel Core i7 4820K

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More l3 cache 10 MB vs 8 MB 25% more l3 cache; more data can be stored in the l3 cache for quick access later
Higher clock speed 3.7 GHz vs 3.5 GHz More than 5% higher clock speed
Supports more RAM 65,536 MB vs 32,768 MB Supports 2x more RAM
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Better 3DMark11 physics score 11,580 vs 9,140 More than 25% better 3DMark11 physics score
Better performance per dollar 5.75 pt/$ vs 4.32 pt/$ Around 35% better performance per dollar
Front view of Intel Core i7 4770K

Reasons to consider the
Intel Core i7 4770K

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Significantly lower typical power consumption 68.25W vs 105.63W More than 35% lower typical power consumption
Higher Maximum operating temperature 72.72 °C vs 66.8 °C Around 10% higher Maximum operating temperature
Better PassMark (Overclocked) score 6,694.4 vs 5,294.9 More than 25% better PassMark (Overclocked) score
Better PassMark (Single core) score 2,165 vs 2,009 Around 10% better PassMark (Single core) score
Significantly lower annual commercial energy cost 73.58 $/year vs 113.88 $/year More than 35% lower annual commercial energy cost
Significantly lower annual home energy cost 20.24 $/year vs 31.32 $/year More than 35% lower annual home energy cost
Slightly better performance per watt 12.58 pt/W vs 10.73 pt/W More than 15% better performance per watt
Better cinebench r10 32Bit 1-core score 7,718 vs 6,911 More than 10% better cinebench r10 32Bit 1-core score
Slightly better cinebench r10 32Bit score 30,095 vs 27,033 More than 10% better cinebench r10 32Bit score

Benchmarks Real world tests of Core i7 4820K vs 4770K

GeekBench (32-bit) Data courtesy Primate Labs

3D Mark 11 (Physics)

Cinebench R10 32-Bit

Cinebench R10 32-Bit (Single Core)

Passmark

Passmark (Single Core)

Specifications Full list of technical specs

summary

Core i7 4820K  vs
4770K 
Clock speed 3.7 GHz 3.5 GHz
Turbo clock speed 3.9 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
F16C
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 84W
Annual home energy cost 31.32 $/year 20.24 $/year
Annual commercial energy cost 113.88 $/year 73.58 $/year
Performance per watt 10.73 pt/W 12.58 pt/W
Typical power consumption 105.63W 68.25W

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 4820K  vs
4770K 
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 10 MB 8 MB
L3 cache per core 2.5 MB/core 2 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 66.8°C Unknown - 72.72°C

overclocking

Overclocked clock speed 4.62 GHz 4.47 GHz
Overclocked clock speed (Water) 4.7 GHz 4.53 GHz
PassMark (Overclocked) 5,294.9 6,694.4
Overclocked clock speed (Air) 4.62 GHz 4.47 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 1,250 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3-1600
DDR3-1333
DDR3
Channels Quad Channel Dual Channel
Supports ECC No No
Maximum bandwidth 59,733.32 MB/s 25,600 MB/s
Maximum memory size 65,536 MB 32,768 MB
Intel Core i7 4820K
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Intel Core i7 4770K
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