AMD Ryzen 7 3800X vs Intel Core i9-9920X

Comparative analysis of AMD Ryzen 7 3800X and Intel Core i9-9920X processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, PassMark - Single thread mark, PassMark - CPU mark.

AMD Ryzen 7 3800X

Intel Core i9-9920X

Differences

Reasons to consider the AMD Ryzen 7 3800X

CPU is newer: launch date 9 month(s) later
Around 2% higher clock speed: 4.5 GHz vs 4.40 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
Around 66% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 57% lower typical power consumption: 105 Watt vs 165 Watt
Around 10% better performance in Geekbench 4 - Single Core: 1283 vs 1168

Specifications (specs)
Launch date	7 July 2019 vs October 2018
Maximum frequency	4.5 GHz vs 4.40 GHz
Manufacturing process technology	7 nm vs 14 nm
L3 cache	32 MB vs 19.25 MB (shared)
Thermal Design Power (TDP)	105 Watt vs 165 Watt
Benchmarks
Geekbench 4 - Single Core	1283 vs 1168

Reasons to consider the Intel Core i9-9920X

4 more cores, run more applications at once: 12 vs 8
8 more threads: 24 vs 16
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 43% better performance in Geekbench 4 - Multi-Core: 12860 vs 9002

Specifications (specs)
Number of cores	12 vs 8
Number of threads	24 vs 16
L1 cache	64K (per core) vs 512 KB
L2 cache	1 MB (per core) vs 4 MB
Benchmarks
Geekbench 4 - Multi-Core	12860 vs 9002

Compare benchmarks

CPU 1: AMD Ryzen 7 3800X
CPU 2: Intel Core i9-9920X

Geekbench 4 - Single Core

CPU 1

CPU 2

1283

1168

Geekbench 4 - Multi-Core

CPU 1

CPU 2

9002

12860

Name	AMD Ryzen 7 3800X	Intel Core i9-9920X
Geekbench 4 - Single Core	1283	1168
Geekbench 4 - Multi-Core	9002	12860
3DMark Fire Strike - Physics Score	6209	0
PassMark - Single thread mark		2637
PassMark - CPU mark		25223

Compare specifications (specs)

	AMD Ryzen 7 3800X	Intel Core i9-9920X
Essentials
Architecture codename	Zen 2	Skylake
Family	Ryzen 7
Launch date	7 July 2019	October 2018
Launch price (MSRP)	$399
OPN PIB	100-100000025BOX
OPN Tray	100-000000025
Place in performance rating	1209	1018
Vertical segment	Desktop	Desktop
Processor Number		i9-9920X
Series		Intel® Core™ X-series Processors
Status		Launched
Performance
64 bit support
Base frequency	3.9 GHz	3.50 GHz
L1 cache	512 KB	64K (per core)
L2 cache	4 MB	1 MB (per core)
L3 cache	32 MB	19.25 MB (shared)
Manufacturing process technology	7 nm	14 nm
Maximum frequency	4.5 GHz	4.40 GHz
Number of cores	8	12
Number of threads	16	24
Unlocked
Bus Speed		8 GT/s DMI3
Maximum case temperature (TCase)		72 °C
Maximum core temperature		92°C
Number of QPI Links		0
Memory
Max memory channels	2	4
Supported memory frequency	3200 MHz
Supported memory types	DDR4-3200	DDR4-2666
Maximum memory size		128 GB
Compatibility
Sockets supported	AM4	FCLGA2066
Thermal Design Power (TDP)	105 Watt	165 Watt
Max number of CPUs in a configuration		1
Thermal Solution		PCG 2017X
Peripherals
Max number of PCIe lanes	24	44
PCI Express revision	4.0	3.0
PCIe configurations	x16
Scalability		1S Only
Advanced Technologies
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
Intel 64
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Number of AVX-512 FMA Units		2
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)