AMD Ryzen 9 7900 vs Intel Core i9-13900KS

Comparative analysis of AMD Ryzen 9 7900 and Intel Core i9-13900KS processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), 3DMark Fire Strike - Physics Score.

 

Differences

Reasons to consider the AMD Ryzen 9 7900

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 7 nm
  • Around 78% more L3 cache; more data can be stored in the L3 cache for quick access later
  • 2.3x lower typical power consumption: 65 Watt vs 150 Watt
Unlocked Unlocked vs Locked
Manufacturing process technology 5 nm vs 7 nm
L3 cache 64 MB vs 36 MB
Thermal Design Power (TDP) 65 Watt vs 150 Watt

Reasons to consider the Intel Core i9-13900KS

  • 12 more cores, run more applications at once: 24 vs 12
  • 8 more threads: 32 vs 24
  • Around 11% higher clock speed: 6.00 GHz vs 5.4 GHz
  • Around 5% higher maximum core temperature: 100°C vs 95 °C
  • 2.5x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 2.7x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 14% better performance in PassMark - Single thread mark: 4748 vs 4150
  • Around 26% better performance in PassMark - CPU mark: 61592 vs 48842
  • Around 49% better performance in 3DMark Fire Strike - Physics Score: 16568 vs 11106
Specifications (specs)
Number of cores 24 vs 12
Number of threads 32 vs 24
Maximum frequency 6.00 GHz vs 5.4 GHz
Maximum core temperature 100°C vs 95 °C
L1 cache 1920 KB vs 768 KB
L2 cache 32 MB vs 12 MB
Benchmarks
PassMark - Single thread mark 4748 vs 4150
PassMark - CPU mark 61592 vs 48842
3DMark Fire Strike - Physics Score 16568 vs 11106

Compare benchmarks

CPU 1: AMD Ryzen 9 7900
CPU 2: Intel Core i9-13900KS

PassMark - Single thread mark
CPU 1
CPU 2
4150
4748
PassMark - CPU mark
CPU 1
CPU 2
48842
61592
3DMark Fire Strike - Physics Score
CPU 1
CPU 2
11106
16568
Name AMD Ryzen 9 7900 Intel Core i9-13900KS
PassMark - Single thread mark 4150 4748
PassMark - CPU mark 48842 61592
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 97.64
CompuBench 1.5 Desktop - T-Rex (Frames/s) 4.623
CompuBench 1.5 Desktop - Video Composition (Frames/s) 31.051
3DMark Fire Strike - Physics Score 11106 16568

Compare specifications (specs)

AMD Ryzen 9 7900 Intel Core i9-13900KS

Essentials

Architecture codename Zen 4 Raptor Lake
Launch date 14 Jan 2023 4 Jan 2023
Launch price (MSRP) $429
OPN Tray 100-000000590
Place in performance rating 17 22
Vertical segment Desktop Desktop
Processor Number i9-13900KS
Series 13th Generation Intel Core i9 Processors

Performance

Base frequency 3.7 GHz
Die size 71 mm²
L1 cache 768 KB 1920 KB
L2 cache 12 MB 32 MB
L3 cache 64 MB 36 MB
Manufacturing process technology 5 nm 7 nm
Maximum case temperature (TCase) 47 °C
Maximum core temperature 95 °C 100°C
Maximum frequency 5.4 GHz 6.00 GHz
Number of cores 12 24
Number of threads 24 32
Transistor count 13140 million
Unlocked
64 bit support

Memory

ECC memory support
Max memory channels 2 2
Supported memory types DDR5-5200 Up to DDR5 5600 MT/s Up to DDR4 3200 MT/s
Maximum memory bandwidth 89.6 GB/s
Maximum memory size 128 GB

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported AM5 FCLGA1700
Thermal Design Power (TDP) 65 Watt 150 Watt

Peripherals

Max number of PCIe lanes 24 20
PCI Express revision 5.0 5.0 and 4.0
PCIe configurations Up to 1x16+4, 2x8+4
Scalability 1S Only

Advanced Technologies

Enhanced Virus Protection (EVP)
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel SSE4.1, Intel SSE4.2, Intel AVX2
Intel 64
Intel® Hyper-Threading technology
Intel® Thermal Velocity Boost
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Speed Shift technology
Thermal Monitoring

Virtualization

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

Graphics

Device ID 0xA780
Execution Units 32
Graphics base frequency 300 MHz
Graphics max dynamic frequency 1.65 GHz
Intel® Clear Video HD technology
Intel® Quick Sync Video
Processor graphics Intel UHD Graphics 770

Graphics interfaces

Number of displays supported 4

Graphics image quality

Max resolution over DisplayPort 7680 x 4320 @ 60Hz
Max resolution over eDP 5120 x 3200 @ 120Hz

Graphics API support

DirectX 12
OpenGL 4.5

Security & Reliability

Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Secure Boot