Intel Core i9-14900KS vs AMD Ryzen 9 7900

Comparative analysis of Intel Core i9-14900KS and AMD Ryzen 9 7900 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization. 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 Intel Core i9-14900KS

  • CPU is newer: launch date 1 year(s) 2 month(s) later
  • 12 more cores, run more applications at once: 24 vs 12
  • 8 more threads: 32 vs 24
  • Around 15% higher clock speed: 6.2 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
  • 4x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 17% better performance in PassMark - Single thread mark: 4870 vs 4150
  • Around 28% better performance in PassMark - CPU mark: 62444 vs 48842
Specifications (specs)
Launch date 14 Mar 2024 vs 14 Jan 2023
Number of cores 24 vs 12
Number of threads 32 vs 24
Maximum frequency 6.2 GHz vs 5.4 GHz
Maximum core temperature 100°C vs 95 °C
L1 cache 80 KB (per core) vs 768 KB
L2 cache 2 MB (per core) vs 12 MB
Benchmarks
PassMark - Single thread mark 4870 vs 4150
PassMark - CPU mark 62444 vs 48842

Reasons to consider the AMD Ryzen 9 7900

  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 10 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
Manufacturing process technology 5 nm vs 10 nm
L3 cache 64 MB vs 36 MB (shared)
Thermal Design Power (TDP) 65 Watt vs 150 Watt

Compare benchmarks

CPU 1: Intel Core i9-14900KS
CPU 2: AMD Ryzen 9 7900

PassMark - Single thread mark
CPU 1
CPU 2
4870
4150
PassMark - CPU mark
CPU 1
CPU 2
62444
48842
Name Intel Core i9-14900KS AMD Ryzen 9 7900
PassMark - Single thread mark 4870 4150
PassMark - CPU mark 62444 48842
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

Compare specifications (specs)

Intel Core i9-14900KS AMD Ryzen 9 7900

Essentials

Launch date 14 Mar 2024 14 Jan 2023
Launch price (MSRP) $689 $429
Place in performance rating 19 17
Architecture codename Zen 4
OPN Tray 100-000000590
Vertical segment Desktop

Performance

Base frequency 3.2 GHz 3.7 GHz
Die size 257 mm² 71 mm²
L1 cache 80 KB (per core) 768 KB
L2 cache 2 MB (per core) 12 MB
L3 cache 36 MB (shared) 64 MB
Manufacturing process technology 10 nm 5 nm
Maximum core temperature 100°C 95 °C
Maximum frequency 6.2 GHz 5.4 GHz
Number of cores 24 12
Number of threads 32 24
Unlocked
Maximum case temperature (TCase) 47 °C
Transistor count 13140 million

Memory

ECC memory support
Supported memory types DDR4, DDR5 DDR5-5200
Max memory channels 2

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported 1700 AM5
Thermal Design Power (TDP) 150 Watt 65 Watt

Peripherals

PCIe configurations Gen 5, 16 Lanes, (CPU only)
Max number of PCIe lanes 24
PCI Express revision 5.0

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

Virtualization

AMD Virtualization (AMD-V™)