Intel Core i9-14900K vs AMD Ryzen 9 7900

Comparative analysis of Intel Core i9-14900K 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, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s).

Intel Core i9-14900K

AMD Ryzen 9 7900

Differences

Reasons to consider the Intel Core i9-14900K

12 more cores, run more applications at once: 24 vs 12
8 more threads: 32 vs 24
Around 11% higher clock speed: 6 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
Around 15% better performance in PassMark - Single thread mark: 4760 vs 4153
Around 25% better performance in PassMark - CPU mark: 60916 vs 48763
Around 52% better performance in 3DMark Fire Strike - Physics Score: 16871 vs 11128

Specifications (specs)
Number of cores	24 vs 12
Number of threads	32 vs 24
Maximum frequency	6 GHz vs 5.4 GHz
Maximum core temperature	100°C vs 95 °C
L1 cache	80K (per core) vs 768 KB
Benchmarks
PassMark - Single thread mark	4760 vs 4153
PassMark - CPU mark	60916 vs 48763
3DMark Fire Strike - Physics Score	16871 vs 11128

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
262144x more L2 cache, more data can be stored in the L2 cache for quick access later
1864135.1x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 92% lower typical power consumption: 65 Watt vs 125 Watt

Manufacturing process technology	5 nm vs 10 nm
L2 cache	12 MB vs 2MB (per core)
L3 cache	64 MB vs 36MB (shared)
Thermal Design Power (TDP)	65 Watt vs 125 Watt

Compare benchmarks

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

PassMark - Single thread mark

CPU 1

CPU 2

4760

4153

PassMark - CPU mark

CPU 1

CPU 2

60916

48763

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

16871

11128

Name	Intel Core i9-14900K	AMD Ryzen 9 7900
PassMark - Single thread mark	4760	4153
PassMark - CPU mark	60916	48763
3DMark Fire Strike - Physics Score	16871	11128
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

Compare specifications (specs)

	Intel Core i9-14900K	AMD Ryzen 9 7900
Essentials
Place in performance rating	39	16
Architecture codename		Zen 4
Launch date		14 Jan 2023
Launch price (MSRP)		$429
OPN Tray		100-000000590
Vertical segment		Desktop
Performance
Base frequency	3.2 GHz	3.7 GHz
Die size	257 mm²	71 mm²
L1 cache	80K (per core)	768 KB
L2 cache	2MB (per core)	12 MB
L3 cache	36MB (shared)	64 MB
Manufacturing process technology	10 nm	5 nm
Maximum core temperature	100°C	95 °C
Maximum frequency	6 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, Dual-channel	DDR5-5200
Max memory channels		2
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	1700	AM5
Thermal Design Power (TDP)	125 Watt	65 Watt
Peripherals
PCIe configurations	Gen 5, 20 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™)