Intel Core i9-9900KS vs AMD Ryzen 9 3800X

Comparative analysis of Intel Core i9-9900KS and AMD Ryzen 9 3800X processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score.

 

Differences

Reasons to consider the Intel Core i9-9900KS

  • Around 6% higher clock speed: 5.00 GHz vs 4.7 GHz
  • 524288x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 12% better performance in PassMark - Single thread mark: 3038 vs 2718
Specifications (specs)
Maximum frequency 5.00 GHz vs 4.7 GHz
L3 cache 16 MB vs 32MB
Benchmarks
PassMark - Single thread mark 3038 vs 2718

Reasons to consider the AMD Ryzen 9 3800X

  • CPU is newer: launch date 0 month(s) later
  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 8 more cores, run more applications at once: 16 vs 8
  • 16 more threads: 32 vs 16
  • 3x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 4x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 2% lower typical power consumption: 125 Watt vs 127 Watt
  • Around 19% better performance in PassMark - CPU mark: 23179 vs 19518
Specifications (specs)
Launch date December 2019 vs Nov 2019
Unlocked Unlocked vs Locked
Number of cores 16 vs 8
Number of threads 32 vs 16
L1 cache 96K (per core) vs 512 KB
L2 cache 512K (per core) vs 2 MB
Thermal Design Power (TDP) 125 Watt vs 127 Watt
Benchmarks
PassMark - CPU mark 23179 vs 19518

Compare benchmarks

CPU 1: Intel Core i9-9900KS
CPU 2: AMD Ryzen 9 3800X

PassMark - Single thread mark
CPU 1
CPU 2
3038
2718
PassMark - CPU mark
CPU 1
CPU 2
19518
23179
Name Intel Core i9-9900KS AMD Ryzen 9 3800X
PassMark - Single thread mark 3038 2718
PassMark - CPU mark 19518 23179
Geekbench 4 - Single Core 1408
Geekbench 4 - Multi-Core 9451
3DMark Fire Strike - Physics Score 7296

Compare specifications (specs)

Intel Core i9-9900KS AMD Ryzen 9 3800X

Essentials

Architecture codename Coffee Lake Zen 2
Launch date Nov 2019 December 2019
Launch price (MSRP) $513 - $524
Place in performance rating 824 555
Processor Number i9-9900KS
Series 9th Generation Intel Core i9 Processors
Status Launched
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 4.00 GHz 3.9 GHz
Bus Speed 8 GT/s
L1 cache 512 KB 96K (per core)
L2 cache 2 MB 512K (per core)
L3 cache 16 MB 32MB
Manufacturing process technology 14 nm
Maximum core temperature 100°C
Maximum frequency 5.00 GHz 4.7 GHz
Number of cores 8 16
Number of threads 16 32
Front-side bus (FSB) 7 nm
Transistor count 19,200 million
Unlocked

Memory

Max memory channels 2
Maximum memory bandwidth 41.6 GB/s
Maximum memory size 128 GB
Supported memory types DDR4-2666 DDR4

Graphics

Device ID 0x3E98
Graphics base frequency 350 MHz
Graphics max dynamic frequency 1.20 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory 64 GB
Processor graphics Intel UHD Graphics 630

Graphics interfaces

Number of displays supported 3

Graphics image quality

4K resolution support
Max resolution over DisplayPort 4096x2304@60Hz
Max resolution over eDP 4096x2304@60Hz
Max resolution over HDMI 1.4 4096x2304@24Hz

Graphics API support

DirectX 12
OpenGL 4.5

Compatibility

Max number of CPUs in a configuration 1
Package Size 37.5mm x 37.5mm
Sockets supported FCLGA1151 AM4
Thermal Design Power (TDP) 127 Watt 125 Watt
Thermal Solution PCG 2015D

Peripherals

Max number of PCIe lanes 16
PCI Express revision 3.0
PCIe configurations Up to 1x16, 2x8, 1x8+2x4
Scalability 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
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® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
AMD Virtualization (AMD-V™)