AMD Ryzen 9 3900X vs Intel Core i7-10700K

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen 9 3900X or AMD Ryzen 9 3900X – 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 AMD Ryzen 9 3900X features 12 processor cores and has the capability to manage 24 threads concurrently.
It was released in Q3/2019 and belongs to the 3 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 3900X, you'll need a motherboard with a AM4 (PGA 1331) socket.
The Intel Core i7-10700K features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q2/2020 and belongs to the 10 generation of the Intel Core i7 series.
To use the Intel Core i7-10700K, you'll need a motherboard with a LGA 1200 socket.
Desktop / Server Segment Desktop / Server
AMD Ryzen 9 3900X Name Intel Core i7-10700K
AMD Ryzen 9 Family Intel Core i7
3 Generation 10
AMD Ryzen 3000 Group Intel Core i 10000
 
 

CPU Cores and Base Frequency

The AMD Ryzen 9 3900X has 12 CPU cores and can calculate 24 threads in parallel.
The clock frequency of the AMD Ryzen 9 3900X is 3.8 GHz
and turbo frequency for one core is 4.6 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Core i7-10700K has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the Intel Core i7-10700K is 3.8 GHz
and turbo frequency for one core is 5.1 GHz.
4.6 GHz Turbo Frequency (1 core) 5.1 GHz
Yes Overclocking Yes
normal Core architecture normal
3.8 GHz Frequency 3.8 GHz
24 Threads 16
None None 4.9 GHz
Yes Hyperthreading Yes
12 CPU Cores 8
12x Cores 8x
 
 

Internal Graphics

The AMD Ryzen 9 3900X does not have integrated graphics.
The Intel Core i7-10700K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-10700K 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.
-- GPU frequency 0.35 GHz
-- Release date Q4/2017
-- Direct X 12
GPU name Intel UHD Graphics 630
-- Technology 14 nm
-- Max. displays --
-- Shaders 192
0 bytes Max. GPU Memory 64.0 GB
-- Execution units 24
-- Generation 9.5
-- 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 Decode / Encode
-- h265 / HEVC (10 bit) Decode / Encode
-- h264 Decode / Encode
-- VP8 Decode / Encode
-- h265 / HEVC (8 bit) Decode / Encode
-- JPEG Decode / Encode
-- 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 51.2 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 45.8 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
Yes ECC No
51.2 GB/s Bandwidth 45.8 GB/s
DDR4-3200 Memory type DDR4-2933
 
 

Thermal Management

The processor has a thermal design power (TDP) of 105 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 125 W watts.
95 °C Tjunction max 100 °C
142 W TDP (PL2) None
105 W TDP (PL1 / PBP) 125 W
None TDP down 95 W
 
 

Technical details

The AMD Ryzen 9 3900X is manufactured using a 7 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 64.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-10700K is manufactured using a 14 nm process.
In total, this processor boasts a generous 16.0 MB cache.
Q3/2019 Release date Q2/2020
-- Part Number --
6.0 MB L2-Cache 0 bytes
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
Chiplet Chip design Monolithic
Matisse (Zen 2) Architecture Comet Lake S
7 nm Technology 14 nm
AM4 (PGA 1331) Socket LGA 1200
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
485 $ Release price 374 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
64.0 MB L3-Cache 16.0 MB
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
32755
32755
Intel Core i7-10700K
8C 16T @ 3.8 GHz
19094
19094

Cinebench R23 (Multi-Core)

AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
18165
18165
Intel Core i7-10700K
8C 16T @ 3.8 GHz
12678
12678

V-Ray CPU-Render Benchmark

AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
13271
13271
Intel Core i7-10700K
8C 16T @ 3.8 GHz
9145
9145

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
12454
12454
Intel Core i7-10700K
8C 16T @ 3.8 GHz
9268
9268

Geekbench 6 (Multi-Core)

AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
10689
10689
Intel Core i7-10700K
8C 16T @ 3.8 GHz
8629
8629

CPU-Z Benchmark 17 (Multi-Core)

AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
8183
8183
Intel Core i7-10700K
8C 16T @ 3.8 GHz
5614
5614

Cinebench R20 (Multi-Core)

AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
6954
6954
Intel Core i7-10700K
8C 16T @ 3.8 GHz
5292
5292

Cinebench R15 (Multi-Core)

AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
3168
3168
Intel Core i7-10700K
8C 16T @ 3.8 GHz
2344
2344

Geekbench 6 (Single-Core)

AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
1714
1714
Intel Core i7-10700K
8C 16T @ 3.8 GHz
1636
1636

Geekbench 5, 64bit (Single-Core)

Intel Core i7-10700K
8C 16T @ 3.8 GHz
1347
1347
AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
1300
1300

Cinebench R23 (Single-Core)

Intel Core i7-10700K
8C 16T @ 3.8 GHz
1309
1309
AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
1302
1302

CPU-Z Benchmark 17 (Single-Core)

Intel Core i7-10700K
8C 16T @ 3.8 GHz
555
555
AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
536
536

Cinebench R20 (Single-Core)

Intel Core i7-10700K
8C 16T @ 3.8 GHz
524
524
AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
502
502

Blender 3.1 Benchmark

AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
281
281
Intel Core i7-10700K
8C 16T @ 3.8 GHz
192
192

Cinebench R15 (Single-Core)

Intel Core i7-10700K
8C 16T @ 3.8 GHz
228
228
AMD Ryzen 9 3900X
12C 24T @ 3.8 GHz
214
214

AMD Ryzen 9 3900X and Intel Core i7-10700K in leaderboards