Intel Core i7-5820K vs Intel Core i9-9900K

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-5820K or Intel Core i7-5820K – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i7-5820K features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q3/2014 and belongs to the 5 generation of the Intel Core i7 Extreme Edition series.
To use the Intel Core i7-5820K, you'll need a motherboard with a LGA 2011-3 socket.
The Intel Core i9-9900K features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q4/2018 and belongs to the 9 generation of the Intel Core i9 series.
To use the Intel Core i9-9900K, you'll need a motherboard with a LGA 1151-2 socket.
Intel Core i 5000X Group Intel Core i 9000
5 Generation 9
Desktop / Server Segment Desktop / Server
Intel Core i7-5820K Name Intel Core i9-9900K
Intel Core i7 Extreme Edition Family Intel Core i9
 
 

CPU Cores and Base Frequency

The Intel Core i7-5820K has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i7-5820K is 3.3 GHz
and turbo frequency for one core is 3.6 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Core i9-9900K has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the Intel Core i9-9900K is 3.6 GHz
and turbo frequency for one core is 5.0 GHz.
12 Threads 16
6x Cores 8x
6 CPU Cores 8
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking Yes
3.6 GHz Turbo Frequency (1 core) 5.0 GHz
3.3 GHz Frequency 3.6 GHz
3.4 GHz Turbo Frequency (all cores) 4.7 GHz
 
 

Internal Graphics

The Intel Core i7-5820K does not have integrated graphics.
The Intel Core i9-9900K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i9-9900K uses the Intel UHD Graphics 630, which has 192 texture shaders
and 24 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- Shaders 192
-- Release date Q4/2017
-- Technology 14 nm
-- Direct X 12
0 bytes Max. GPU Memory 64.0 GB
-- Max. displays --
-- Execution units 24
-- GPU frequency 0.35 GHz
-- Generation 9.5
-- GPU (Turbo) 1.2 GHz
GPU name Intel UHD Graphics 630
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
-- VP8 Decode / Encode
-- VC-1 Decode
-- JPEG Decode / Encode
-- AV1 No
-- h265 / HEVC (8 bit) Decode / Encode
-- AVC Decode / Encode
-- h264 Decode / Encode
-- VP9 Decode / Encode
-- h265 / HEVC (10 bit) Decode / Encode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 68.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 39.5 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
Yes AES-NI Yes
DDR4-2133 Memory type DDR4-2666
No ECC No
64.0 GB Max. Memory 128.0 GB
4 Memory channels 2
68.2 GB/s Bandwidth 39.5 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 140 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 95 W watts.
140 W TDP (PL1 / PBP) 95 W
-- Tjunction max 100 °C
 
 

Technical details

The Intel Core i7-5820K is manufactured using a 22 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 15.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i9-9900K is manufactured using a 14 nm process.
In total, this processor boasts a generous 16.0 MB cache.
Q3/2014 Release date Q4/2018
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
22 nm Technology 14 nm
Monolithic Chip design Monolithic
499 $ Release price 650 $
Haswell E Architecture Coffee Lake S Refresh
15.0 MB L3-Cache 16.0 MB
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
LGA 2011-3 Socket LGA 1151-2
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
35769
35769
Intel Core i7-5820K
6C 12T @ 3.3 GHz
23052
23052

Estimated results for PassMark CPU Mark

Intel Core i9-9900K
8C 16T @ 3.6 GHz
18702
18702
Intel Core i7-5820K
6C 12T @ 3.3 GHz
9854
9854

Cinebench R23 (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
12812
12812
Intel Core i7-5820K
6C 12T @ 3.3 GHz
5700
5700

V-Ray CPU-Render Benchmark

Intel Core i9-9900K
8C 16T @ 3.6 GHz
9155
9155
Intel Core i7-5820K
6C 12T @ 3.3 GHz
4584
4584

Geekbench 5, 64bit (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
8779
8779
Intel Core i7-5820K
6C 12T @ 3.3 GHz
5537
5537

Geekbench 6 (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
8182
8182
Intel Core i7-5820K
6C 12T @ 3.3 GHz
5763
5763

Geekbench 3, 64bit (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
6250
6250
Intel Core i7-5820K
6C 12T @ 3.3 GHz
3740
3740

CPU-Z Benchmark 17 (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
5502
5502
Intel Core i7-5820K
6C 12T @ 3.3 GHz
2849
2849

Cinebench R20 (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
4995
4995
Intel Core i7-5820K
6C 12T @ 3.3 GHz
2301
2301

Cinebench R15 (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
2245
2245
Intel Core i7-5820K
6C 12T @ 3.3 GHz
1085
1085

Geekbench 6 (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
1650
1650
Intel Core i7-5820K
6C 12T @ 3.3 GHz
1086
1086

Geekbench 5, 64bit (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
1342
1342
Intel Core i7-5820K
6C 12T @ 3.3 GHz
923
923

Cinebench R23 (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
1294
1294
Intel Core i7-5820K
6C 12T @ 3.3 GHz
795
795

Cinebench R20 (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
518
518
Intel Core i7-5820K
6C 12T @ 3.3 GHz
329
329

Blender 2.81 (bmw27)

Intel Core i7-5820K
6C 12T @ 3.3 GHz
331.7
331.7
Intel Core i9-9900K
8C 16T @ 3.6 GHz
163.8
163.8

Cinebench R15 (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
219
219
Intel Core i7-5820K
6C 12T @ 3.3 GHz
139
139

Blender 3.1 Benchmark

Intel Core i9-9900K
8C 16T @ 3.6 GHz
171
171
Intel Core i7-5820K
6C 12T @ 3.3 GHz
88
88

Cinebench R11.5, 64bit (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
21.2
21.2
Intel Core i7-5820K
6C 12T @ 3.3 GHz
11.1
11.1