Intel Core i7-4820K processor review

Core i7-4820K processor released by Intel; release date: September 2013. At the time of release, the processor cost $399. The processor is designed for desktop-computers and based on Ivy Bridge E microarchitecture.

CPU is unlocked for overclocking. Total number of cores - 4, threads - 8. Maximum CPU clock speed - 3.90 GHz. Maximum operating temperature - 66.8°C. Manufacturing process technology - 22 nm. Cache size: L1 - 64 KB (per core), L2 - 256 KB (per core), L3 - 10240 KB (shared).

Supported memory types: DDR3 1333/1600/1866. Maximum memory size: 64 GB.

Supported socket types: FCLGA2011. Maximum number of processors in a configuration - 1. Power consumption (TDP): 130 Watt.

Benchmarks

PassMark
Single thread mark

Top 1 CPU

This CPU

4843

1958

PassMark
CPU mark

Top 1 CPU

This CPU

185062

6495

Geekbench 4
Single Core

Top 1 CPU

This CPU

5311

848

Geekbench 4
Multi-Core

Top 1 CPU

This CPU

36691

3531

3DMark Fire Strike
Physics Score

Top 1 CPU

This CPU

24923

3874

CompuBench 1.5 Desktop
Face Detection

Top 1 CPU

This CPU

97.640 mPixels/s

5.079 mPixels/s

CompuBench 1.5 Desktop
Ocean Surface Simulation

Top 1 CPU

This CPU

741.453 Frames/s

94.620 Frames/s

CompuBench 1.5 Desktop
T-Rex

Top 1 CPU

This CPU

4.623 Frames/s

0.648 Frames/s

CompuBench 1.5 Desktop
Video Composition

Top 1 CPU

This CPU

49.002 Frames/s

0.812 Frames/s

CompuBench 1.5 Desktop
Bitcoin Mining

Top 1 CPU

This CPU

218.231 mHash/s

6.745 mHash/s

Name	Value
PassMark - Single thread mark	1958
PassMark - CPU mark	6495
Geekbench 4 - Single Core	848
Geekbench 4 - Multi-Core	3531
3DMark Fire Strike - Physics Score	3874
CompuBench 1.5 Desktop - Face Detection	5.079 mPixels/s
CompuBench 1.5 Desktop - Ocean Surface Simulation	94.620 Frames/s
CompuBench 1.5 Desktop - T-Rex	0.648 Frames/s
CompuBench 1.5 Desktop - Video Composition	0.812 Frames/s
CompuBench 1.5 Desktop - Bitcoin Mining	6.745 mHash/s

Specifications (specs)

Essentials
Architecture codename	Ivy Bridge E
Launch date	September 2013
Launch price (MSRP)	$399
Place in performance rating	2121
Price now	$594.96
Processor Number	i7-4820K
Series	Intel® Core™ X-series Processors
Status	Discontinued
Value for money (0-100)	4.81
Vertical segment	Desktop
Performance
64 bit support
Base frequency	3.70 GHz
Bus Speed	5 GT/s DMI2
Die size	257 mm
L1 cache	64 KB (per core)
L2 cache	256 KB (per core)
L3 cache	10240 KB (shared)
Manufacturing process technology	22 nm
Maximum core temperature	66.8°C
Maximum frequency	3.90 GHz
Number of cores	4
Number of threads	8
Transistor count	1860 million
Unlocked

Memory
Max memory channels	4
Maximum memory bandwidth	59.7 GB/s
Maximum memory size	64 GB
Supported memory types	DDR3 1333/1600/1866
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1
Package Size	52.5mm x 45.0mm
Sockets supported	FCLGA2011
Thermal Design Power (TDP)	130 Watt
Peripherals
Max number of PCIe lanes	40
PCI Express revision	3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.2, Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Smart Response technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)