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.

 

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 39% better performance in PassMark - CPU mark: 33061 vs 23867
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 33061 vs 23867

Reasons to consider the Intel Core i9-10900KF

  • Around 13% higher clock speed: 5.30 GHz vs 4.7 GHz
  • Around 12% better performance in PassMark - Single thread mark: 3141 vs 2805
  • Around 13% better performance in 3DMark Fire Strike - Physics Score: 13889 vs 12343
Specifications (specs)
Maximum frequency 5.30 GHz vs 4.7 GHz
Benchmarks
PassMark - Single thread mark 3141 vs 2805
3DMark Fire Strike - Physics Score 13889 vs 12343

Compare benchmarks

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

PassMark - Single thread mark
CPU 1
CPU 2
2805
3141
PassMark - CPU mark
CPU 1
CPU 2
33061
23867
3DMark Fire Strike - Physics Score
CPU 1
CPU 2
12343
13889
Name AMD Ryzen 9 3900XT Intel Core i9-10900KF
PassMark - Single thread mark 2805 3141
PassMark - CPU mark 33061 23867
3DMark Fire Strike - Physics Score 12343 13889

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 14 10
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)