Intel Core I7 4820k 

Released July, 2013
  • 3.7 GHz
  • Quad core
  • Unlocked
8.7 Out of 10

CPUBoss Review Our evaluation of the Intel Core I7 4820k

Performance

Benchmark performance using all cores

Core I7 4820k
8.2
Passmark, GeekBench (32-bit) and GeekBench (64-bit)

Single-core Performance

Individual core benchmark performance

Core I7 4820k
9.4
Passmark (Single Core)

Overclocking

How much speed can you get out of the processor?

Core I7 4820k
8.2
Passmark (Overclocked), Unlocked, Maximum Overclocked Clock Speed (Air) and 1 more

Value

Are you paying a premium for performance?

Core I7 4820k
7.3
Performance Per Dollar

8.7

CPUBoss Score

Performance, Single-core Performance, Overclocking and Value

Core I7 4820k
8.7

Benchmarks Real world tests of the Intel Core I7 4820k

GeekBench (32-bit)

Core I7 4820k
13,795
Core i7 4930K
20,311
FX 8350
11,066

GeekBench (64-bit)

Core I7 4820k
14,448
Core i7 4930K
22,531
FX 8350
12,239

GeekBench

Core I7 4820k
14,448
Core i7 4930K
22,531
Core i7 4770K
18,498

3D Mark 11 (Physics)

Core I7 4820k
11,580
FX 8350
6,880

Passmark

Core I7 4820k
9,866
Core i7 4930K
13,204
4790K
11,424

Passmark (Single Core)

Core I7 4820k
2,016
4790K
2,537
FX 8350
1,525

Specifications Full list of technical specs

summary

Clock speed 3.7 GHz
Turbo clock speed 3.9 GHz
Cores Quad core
Is unlocked Yes
Is hyperthreaded Yes

features

Has a NX bit Yes
Supports trusted computing No
Has vitualization support Yes
Instruction-set-extensions
  1. AES
  2. SSE4.1
  3. SSE3
  4. Supplemental SSE3
  5. SSE2
  6. MMX
  7. SSE
  8. SSE4
  9. SSE4.2
  10. AVX
Supports dynamic frequency scaling Yes

gpu

GPU None
Label None
Latest DirectX None
Number of displays supported None
GPU clock speed None
Turbo clock speed None
3DMark06 None

memory controller

Memory controller Built-in
Memory type
  1. DDR3-1866
  2. DDR3-1600
  3. DDR3-1333
Channels Quad Channel
Supports ECC No
Maximum bandwidth 59,733.32 MB/s
Maximum memory size 65,536 MB

details

Architecture x86-64
Threads 8 threads
L2 cache 1 MB
L2 cache per core 0.25 MB/core
L3 cache 10 MB
L3 cache per core 2.5 MB/core
Manufacture process 22 nms
Max CPUs 1
Operating temperature Unknown - 66.8°C

overclocking

Overclocked clock speed 4.6 GHz
Overclocked clock speed (Water) 4.67 GHz
PassMark (Overclocked) 5,294.9
Overclocked clock speed (Air) 4.6 GHz

power consumption

TDP 130W
Annual home energy cost 31.32 $/year
Annual commercial energy cost 113.88 $/year
Performance per watt 13.16 pt/W
Typical power consumption 105.63W

bus

Architecture DMI
Transfer rate 5,000 MT/s
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