AMD Ryzen 9 PRO 3900 vs Intel Core i9-9940X

Comparative analysis of AMD Ryzen 9 PRO 3900 and Intel Core i9-9940X processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Ryzen 9 PRO 3900

Intel Core i9-9940X

Differences

Reasons to consider the AMD Ryzen 9 PRO 3900

CPU is newer: launch date 0 year(s) 11 month(s) later
Around 8% higher maximum core temperature: 95 °C vs 88°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
3.3x more L3 cache, more data can be stored in the L3 cache for quick access later
2.5x lower typical power consumption: 65 Watt vs 165 Watt
Around 11% better performance in PassMark - CPU mark: 31289 vs 28146

Specifications (specs)
Launch date	30 Sep 2019 vs October 2018
Maximum core temperature	95 °C vs 88°C
Manufacturing process technology	7 nm vs 14 nm
L3 cache	64 MB vs 19.25 MB (shared)
Thermal Design Power (TDP)	65 Watt vs 165 Watt
Benchmarks
PassMark - Single thread mark	2641 vs 2630
PassMark - CPU mark	31289 vs 28146

Reasons to consider the Intel Core i9-9940X

2 more cores, run more applications at once: 14 vs 12
4 more threads: 28 vs 24
Around 2% higher clock speed: 4.40 GHz vs 4.3 GHz
Around 17% more L1 cache; more data can be stored in the L1 cache for quick access later
2.3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 45% better performance in 3DMark Fire Strike - Physics Score: 11442 vs 7883

Specifications (specs)
Number of cores	14 vs 12
Number of threads	28 vs 24
Maximum frequency	4.40 GHz vs 4.3 GHz
L1 cache	64K (per core) vs 768 KB
L2 cache	1 MB (per core) vs 6 MB
Benchmarks
3DMark Fire Strike - Physics Score	11442 vs 7883

Compare benchmarks

CPU 1: AMD Ryzen 9 PRO 3900
CPU 2: Intel Core i9-9940X

PassMark - Single thread mark

CPU 1

CPU 2

2641

2630

PassMark - CPU mark

CPU 1

CPU 2

31289

28146

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

7883

11442

Name	AMD Ryzen 9 PRO 3900	Intel Core i9-9940X
PassMark - Single thread mark	2641	2630
PassMark - CPU mark	31289	28146
3DMark Fire Strike - Physics Score	7883	11442
Geekbench 4 - Single Core		1140
Geekbench 4 - Multi-Core		13302

Compare specifications (specs)

	AMD Ryzen 9 PRO 3900	Intel Core i9-9940X
Essentials
Architecture codename	Zen 2	Skylake
Family	Ryzen 9
Launch date	30 Sep 2019	October 2018
OPN Tray	100-000000072
Place in performance rating	660	668
Processor Number	PRO 3900	i9-9940X
Vertical segment	Desktop	Desktop
Series		Intel® Core™ X-series Processors
Status		Launched
Performance
Base frequency	3.1 GHz	3.30 GHz
L1 cache	768 KB	64K (per core)
L2 cache	6 MB	1 MB (per core)
L3 cache	64 MB	19.25 MB (shared)
Manufacturing process technology	7 nm	14 nm
Maximum core temperature	95 °C	88°C
Maximum frequency	4.3 GHz	4.40 GHz
Number of cores	12	14
Number of threads	24	28
Unlocked
64 bit support
Bus Speed		8 GT/s DMI3
Number of QPI Links		0
Memory
Max memory channels	2	4
Maximum memory bandwidth	47.68 GB/s
Maximum memory size	128 GB	128 GB
Supported memory types	DDR4-3200	DDR4-2666
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM4	FCLGA2066
Thermal Design Power (TDP)	65 Watt	165 Watt
Thermal Solution		PCG 2017X
Peripherals
Max number of PCIe lanes	20	44
PCI Express revision	4.0	3.0
PCIe configurations	1x16+x4, 2x8+x4, 1x8+2x4+x4
Scalability		1S Only
Advanced Technologies
AMD SenseMI
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)