Intel Core i7-8700K vs AMD Ryzen 7 7800X3D

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-8700K or Intel Core i7-8700K – 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 i7-8700K features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q4/2017 and belongs to the 8 generation of the Intel Core i7 series.
To use the Intel Core i7-8700K, you'll need a motherboard with a LGA 1151-2 socket.
The AMD Ryzen 7 7800X3D features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q1/2023 and belongs to the 6 generation of the AMD Ryzen 7 series.
To use the AMD Ryzen 7 7800X3D, you'll need a motherboard with a AM5 (LGA 1718) socket.
Desktop / Server Segment Desktop / Server
Intel Core i7-8700K Name AMD Ryzen 7 7800X3D
Intel Core i7 Family AMD Ryzen 7
8 Generation 6
Intel Core i 8000 Group AMD Ryzen 7000
 
 

CPU Cores and Base Frequency

The Intel Core i7-8700K has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i7-8700K is 3.7 GHz
and turbo frequency for one core is 4.7 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD Ryzen 7 7800X3D has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the AMD Ryzen 7 7800X3D is 4.2 GHz
and turbo frequency for one core is 5.0 GHz.
4.7 GHz Turbo Frequency (1 core) 5.0 GHz
Yes Overclocking No
normal Core architecture normal
3.7 GHz Frequency 4.2 GHz
12 Threads 16
4.3 GHz Turbo Frequency (all cores) 4.6 GHz
Yes Hyperthreading Yes
6 CPU Cores 8
6x Cores 8x Zen 4
 
 

Internal Graphics

The Intel Core i7-8700K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-8700K 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.
The AMD Ryzen 7 7800X3D has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 7 7800X3D uses the AMD Radeon Graphics (Raphael), which has 128 texture shaders
and 2 execution units.
0.35 GHz GPU frequency 0.4 GHz
Q4/2017 Release date Q3/2022
12 Direct X 12
Intel UHD Graphics 630 GPU name AMD Radeon Graphics (Raphael)
14 nm Technology 5 nm
-- Max. displays --
192 Shaders 128
64.0 GB Max. GPU Memory 8.0 GB
24 Execution units 2
9.5 Generation 9
1.2 GHz GPU (Turbo) 2.2 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.
Decode / Encode AVC Decode / Encode
Decode VC-1 Decode
Decode / Encode VP9 Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
Decode / Encode h264 Decode / Encode
Decode / Encode VP8 Decode / Encode
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode JPEG Decode / Encode
No AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 42.7 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 83.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
128.0 GB Max. Memory 128.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC Yes
42.7 GB/s Bandwidth 83.2 GB/s
DDR4-2666 Memory type DDR5-5200
 
 

Thermal Management

The processor has a thermal design power (TDP) of 95 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 120 W watts.
-- Tjunction max 89 °C
None TDP (PL2) 162 W
95 W TDP (PL1 / PBP) 120 W
 
 

Technical details

The Intel Core i7-8700K 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 12.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 7 7800X3D is manufactured using a 5 nm process.
In total, this processor boasts a generous 96.0 MB cache.
Q4/2017 Release date Q1/2023
-- Part Number 100-100000910WOF
0 bytes L2-Cache 8.0 MB
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2, AVX512
Monolithic Chip design Chiplet
Coffee Lake S Architecture Raphael (Zen 4)
14 nm Technology 5 nm
LGA 1151-2 Socket AM5 (LGA 1718)
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
370 $ Release price --
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
12.0 MB L3-Cache 96.0 MB
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD Ryzen 7 7800X3D
8C 16T @ 4.2 GHz
35060
35060
Intel Core i7-8700K
6C 12T @ 3.7 GHz
13770
13770

Cinebench R23 (Multi-Core)

AMD Ryzen 7 7800X3D
8C 16T @ 4.2 GHz
17762
17762
Intel Core i7-8700K
6C 12T @ 3.7 GHz
8960
8960

Geekbench 6 (Multi-Core)

AMD Ryzen 7 7800X3D
8C 16T @ 4.2 GHz
14229
14229
Intel Core i7-8700K
6C 12T @ 3.7 GHz
6750
6750

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen 7 7800X3D
8C 16T @ 4.2 GHz
13620
13620
Intel Core i7-8700K
6C 12T @ 3.7 GHz
6693
6693

Geekbench 6 (Single-Core)

AMD Ryzen 7 7800X3D
8C 16T @ 4.2 GHz
2731
2731
Intel Core i7-8700K
6C 12T @ 3.7 GHz
1486
1486

Geekbench 5, 64bit (Single-Core)

AMD Ryzen 7 7800X3D
8C 16T @ 4.2 GHz
2137
2137
Intel Core i7-8700K
6C 12T @ 3.7 GHz
1242
1242

Cinebench R23 (Single-Core)

AMD Ryzen 7 7800X3D
8C 16T @ 4.2 GHz
1811
1811
Intel Core i7-8700K
6C 12T @ 3.7 GHz
1209
1209