AMD Ryzen 9 3900XT vs Intel Core i9-10900KF

Comparative analysis of AMD Ryzen 9 3900XT and Intel Core i9-10900KF processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score.

AMD Ryzen 9 3900XT

Intel Core i9-10900KF

Differences

Reasons to consider the AMD Ryzen 9 3900XT

CPU is newer: launch date 2 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
2 more cores, run more applications at once: 12 vs 10
4 more threads: 24 vs 20
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
2.4x more L2 cache, more data can be stored in the L2 cache for quick access later
3.2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 19% lower typical power consumption: 105 Watt vs 125 Watt
Around 45% better performance in PassMark - CPU mark: 32662 vs 22504

Specifications (specs)
Launch date	July 2020 vs 30 Apr 2020
Unlocked	Unlocked vs Locked
Number of cores	12 vs 10
Number of threads	24 vs 20
Manufacturing process technology	7 nm vs 14 nm
L2 cache	6 MB vs 2560 KB
L3 cache	64 MB vs 20 MB
Thermal Design Power (TDP)	105 Watt vs 125 Watt
Benchmarks
PassMark - CPU mark	32662 vs 22504

Reasons to consider the Intel Core i9-10900KF

Around 13% higher clock speed: 5.30 GHz vs 4.7 GHz
Around 14% better performance in PassMark - Single thread mark: 3117 vs 2746
Around 5% better performance in 3DMark Fire Strike - Physics Score: 8938 vs 8546

Specifications (specs)
Maximum frequency	5.30 GHz vs 4.7 GHz
Benchmarks
PassMark - Single thread mark	3117 vs 2746
3DMark Fire Strike - Physics Score	8938 vs 8546

Compare benchmarks

CPU 1: AMD Ryzen 9 3900XT
CPU 2: Intel Core i9-10900KF

PassMark - Single thread mark

CPU 1

CPU 2

2746

3117

PassMark - CPU mark

CPU 1

CPU 2

32662

22504

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

8546

8938

Name	AMD Ryzen 9 3900XT	Intel Core i9-10900KF
PassMark - Single thread mark	2746	3117
PassMark - CPU mark	32662	22504
3DMark Fire Strike - Physics Score	8546	8938

Compare specifications (specs)

	AMD Ryzen 9 3900XT	Intel Core i9-10900KF
Essentials
Architecture codename	Zen 2	Comet Lake
Launch date	July 2020	30 Apr 2020
OPN PIB	100-100000277WOF
Place in performance rating	592	546
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$463 - $474
Processor Number		i9-10900KF
Series		10th Generation Intel Core i9 Processors
Status		Launched
Performance
Base frequency	3.8 GHz	3.70 GHz
L2 cache	6 MB	2560 KB
L3 cache	64 MB	20 MB
Manufacturing process technology	7 nm	14 nm
Maximum frequency	4.7 GHz	5.30 GHz
Number of cores	12	10
Number of threads	24	20
Unlocked
64 bit support
Bus Speed		8 GT/s
L1 cache		640 KB
Maximum core temperature		100°C
Memory
ECC memory support
Max memory channels	2	2
Maximum memory size	128 GB	128 GB
Supported memory types	DDR4-3200	DDR4-2933
Maximum memory bandwidth		45.8 GB/s
Compatibility
Sockets supported	AM4	FCLGA1200
Thermal Design Power (TDP)	105 Watt	125 Watt
Configurable TDP-down		95 Watt
Configurable TDP-down Frequency		3.30 GHz
Max number of CPUs in a configuration		1
Package Size		37.5mm x 37.5mm
Thermal Solution		PCG 2015D
Peripherals
Max number of PCIe lanes	20	16
PCI Express revision	4.0	3.0
PCIe configurations		Up to 1x16, 2x8, 1x8+2x4
Scalability		1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel SSE4.1, Intel SSE4.2, Intel AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® Thermal Velocity Boost
Intel® Turbo Boost technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)