Intel Core i9-10900KF vs AMD Ryzen 9 3950X

Comparative analysis of Intel Core i9-10900KF and AMD Ryzen 9 3950X 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

 

Differences

Reasons to consider the Intel Core i9-10900KF

  • CPU is newer: launch date 5 month(s) later
  • Around 13% higher clock speed: 5.30 GHz vs 4.7 GHz
  • Around 15% better performance in PassMark - Single thread mark: 3117 vs 2705
Specifications (specs)
Launch date 30 Apr 2020 vs 25 Nov 2019
Maximum frequency 5.30 GHz vs 4.7 GHz
Benchmarks
PassMark - Single thread mark 3117 vs 2705

Reasons to consider the AMD Ryzen 9 3950X

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 6 more cores, run more applications at once: 16 vs 10
  • 12 more threads: 32 vs 20
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
  • Around 60% more L1 cache; more data can be stored in the L1 cache for quick access later
  • 3.2x 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 72% better performance in PassMark - CPU mark: 38749 vs 22518
  • Around 20% better performance in 3DMark Fire Strike - Physics Score: 10742 vs 8938
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 16 vs 10
Number of threads 32 vs 20
Manufacturing process technology 7 nm vs 14 nm
L1 cache 1 MB vs 640 KB
L2 cache 8 MB vs 2560 KB
L3 cache 64 MB vs 20 MB
Thermal Design Power (TDP) 105 Watt vs 125 Watt
Benchmarks
PassMark - CPU mark 38749 vs 22518
3DMark Fire Strike - Physics Score 10742 vs 8938

Compare benchmarks

CPU 1: Intel Core i9-10900KF
CPU 2: AMD Ryzen 9 3950X

PassMark - Single thread mark
CPU 1
CPU 2
3117
2705
PassMark - CPU mark
CPU 1
CPU 2
22518
38749
3DMark Fire Strike - Physics Score
CPU 1
CPU 2
8938
10742
Name Intel Core i9-10900KF AMD Ryzen 9 3950X
PassMark - Single thread mark 3117 2705
PassMark - CPU mark 22518 38749
3DMark Fire Strike - Physics Score 8938 10742
Geekbench 4 - Single Core 1296
Geekbench 4 - Multi-Core 14150

Compare specifications (specs)

Intel Core i9-10900KF AMD Ryzen 9 3950X

Essentials

Architecture codename Comet Lake Zen 2
Launch date 30 Apr 2020 25 Nov 2019
Launch price (MSRP) $463 - $474 $749
Place in performance rating 551 586
Processor Number i9-10900KF
Series 10th Generation Intel Core i9 Processors
Status Launched
Vertical segment Desktop Desktop
OPN PIB 100-100000051WOF
OPN Tray 100-000000051

Performance

64 bit support
Base frequency 3.70 GHz 3.5 GHz
Bus Speed 8 GT/s
L1 cache 640 KB 1 MB
L2 cache 2560 KB 8 MB
L3 cache 20 MB 64 MB
Manufacturing process technology 14 nm 7 nm
Maximum core temperature 100°C
Maximum frequency 5.30 GHz 4.7 GHz
Number of cores 10 16
Number of threads 20 32
Unlocked

Memory

Max memory channels 2 2
Maximum memory bandwidth 45.8 GB/s
Maximum memory size 128 GB
Supported memory types DDR4-2933 DDR4-3200

Compatibility

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
Sockets supported FCLGA1200 AM4
Thermal Design Power (TDP) 125 Watt 105 Watt
Thermal Solution PCG 2015D

Peripherals

Max number of PCIe lanes 16 40
PCI Express revision 3.0 4.0
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)