Intel Core i7-6800K vs Intel Core i7-4790

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-6800K or Intel Core i7-6800K – 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 i7-6800K features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q2/2016 and belongs to the 6 generation of the Intel Core i7 Extreme Edition series.
To use the Intel Core i7-6800K, you'll need a motherboard with a LGA 2011-3 socket.
The Intel Core i7-4790 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2014 and belongs to the 4 generation of the Intel Core i7 series.
To use the Intel Core i7-4790, you'll need a motherboard with a LGA 1150 socket.
Desktop / Server Segment Desktop / Server
Intel Core i7-6800K Name Intel Core i7-4790
Intel Core i7 Extreme Edition Family Intel Core i7
6 Generation 4
Intel Core i 6000 Group Intel Core i 4000
 
 

CPU Cores and Base Frequency

The Intel Core i7-6800K has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i7-6800K is 3.4 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 i7-4790 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-4790 is 3.6 GHz
and turbo frequency for one core is 4.0 GHz.
3.6 GHz Turbo Frequency (1 core) 4.0 GHz
Yes Overclocking No
normal Core architecture normal
3.4 GHz Frequency 3.6 GHz
12 Threads 8
None None 3.8 GHz
Yes Hyperthreading Yes
6 CPU Cores 4
6x Cores 4x
 
 

Internal Graphics

The Intel Core i7-6800K does not have integrated graphics.
The Intel Core i7-4790 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-4790 uses the Intel HD Graphics 4600, which has 160 texture shaders
and 20 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- GPU frequency 0.35 GHz
-- Release date Q2/2013
-- Direct X 11.1
GPU name Intel HD Graphics 4600
-- Technology 22 nm
-- Max. displays --
-- Shaders 160
0 bytes Max. GPU Memory 2.0 GB
-- Execution units 20
-- Generation 7.5
-- GPU (Turbo) 1.2 GHz
 
 

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.
-- AVC Decode / Encode
-- VC-1 Decode
-- VP9 No
-- h265 / HEVC (10 bit) No
-- h264 Decode / Encode
-- VP8 No
-- h265 / HEVC (8 bit) No
-- JPEG Decode
-- AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 76.8 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 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 25.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
4 Memory channels 2
128.0 GB Max. Memory 32.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC No
76.8 GB/s Bandwidth 25.6 GB/s
DDR4-2400 Memory type DDR3-1600
 
 

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 84 W watts.
100 °C Tjunction max --
140 W TDP (PL1 / PBP) 84 W
 
 

Technical details

The Intel Core i7-6800K is manufactured using a 14 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 i7-4790 is manufactured using a 22 nm process.
In total, this processor boasts a generous 8.0 MB cache.
Q2/2016 Release date Q2/2014
-- Part Number --
0 bytes L2-Cache 0 bytes
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
Monolithic Chip design Monolithic
Skylake S Architecture Haswell S
14 nm Technology 22 nm
LGA 2011-3 Socket LGA 1150
Windows 10, Linux Operating systems Windows 10, Linux
628 $ Release price 280 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
15.0 MB L3-Cache 8.0 MB
 
 

Benchmarks

Cinebench R23 (Multi-Core)

Intel Core i7-6800K
6C 12T @ 3.4 GHz
6645
6645
Intel Core i7-4790
4C 8T @ 3.6 GHz
4564
4564

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-6800K
6C 12T @ 3.4 GHz
6314
6314
Intel Core i7-4790
4C 8T @ 3.6 GHz
3732
3732

Geekbench 6 (Multi-Core)

Intel Core i7-6800K
6C 12T @ 3.4 GHz
5960
5960
Intel Core i7-4790
4C 8T @ 3.6 GHz
4081
4081

V-Ray CPU-Render Benchmark

Intel Core i7-6800K
6C 12T @ 3.4 GHz
4855
4855
Intel Core i7-4790
4C 8T @ 3.6 GHz
3423
3423

CPU-Z Benchmark 17 (Multi-Core)

Intel Core i7-6800K
6C 12T @ 3.4 GHz
3194
3194
Intel Core i7-4790
4C 8T @ 3.6 GHz
2062
2062

Geekbench 6 (Single-Core)

Intel Core i7-6800K
6C 12T @ 3.4 GHz
1267
1267
Intel Core i7-4790
4C 8T @ 3.6 GHz
1217
1217

Geekbench 5, 64bit (Single-Core)

Intel Core i7-6800K
6C 12T @ 3.4 GHz
1080
1080
Intel Core i7-4790
4C 8T @ 3.6 GHz
981
981

Cinebench R23 (Single-Core)

Intel Core i7-4790
4C 8T @ 3.6 GHz
974
974
Intel Core i7-6800K
6C 12T @ 3.4 GHz
949
949