AMD Ryzen 9 7900X3D vs Intel Core i9-12900KF

Comparative analysis of AMD Ryzen 9 7900X3D and Intel Core i9-12900KF processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score.

AMD Ryzen 9 7900X3D

Intel Core i9-12900KF

Differences

Reasons to consider the AMD Ryzen 9 7900X3D

CPU is newer: launch date 1 year(s) 2 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 8% higher clock speed: 5.6 GHz vs 5.20 GHz
4.3x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 23% better performance in PassMark - CPU mark: 50398 vs 41118

Specifications (specs)
Launch date	4 Jan 2023 vs 4 Nov 2021
Unlocked	Unlocked vs Locked
Maximum frequency	5.6 GHz vs 5.20 GHz
L3 cache	128 MB vs 30 MB
Benchmarks
PassMark - CPU mark	50398 vs 41118

Reasons to consider the Intel Core i9-12900KF

Around 12% higher maximum core temperature: 100°C vs 89 °C
Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 17% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 1% better performance in PassMark - Single thread mark: 4162 vs 4133

Specifications (specs)
Maximum core temperature	100°C vs 89 °C
L1 cache	1 MB vs 768 KB
L2 cache	14 MB vs 12 MB
Benchmarks
PassMark - Single thread mark	4162 vs 4133
3DMark Fire Strike - Physics Score	11625 vs 11579

Compare benchmarks

CPU 1: AMD Ryzen 9 7900X3D
CPU 2: Intel Core i9-12900KF

PassMark - Single thread mark

CPU 1

CPU 2

4133

4162

PassMark - CPU mark

CPU 1

CPU 2

50398

41118

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

11579

11625

Name	AMD Ryzen 9 7900X3D	Intel Core i9-12900KF
PassMark - Single thread mark	4133	4162
PassMark - CPU mark	50398	41118
3DMark Fire Strike - Physics Score	11579	11625

Compare specifications (specs)

	AMD Ryzen 9 7900X3D	Intel Core i9-12900KF
Essentials
Architecture codename	Zen 4	Alder Lake
Launch date	4 Jan 2023	4 Nov 2021
OPN Tray	100-000000909
Place in performance rating	108	128
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$564 - $574
Processor Number		i9-12900KF
Series		12th Generation Intel Core i9 Processors
Status		Launched
Performance
Base frequency	4.4 GHz
Die size	71 mm²
L1 cache	768 KB	1 MB
L2 cache	12 MB	14 MB
L3 cache	128 MB	30 MB
Manufacturing process technology	5 nm	Intel 7
Maximum case temperature (TCase)	47 °C
Maximum core temperature	89 °C	100°C
Maximum frequency	5.6 GHz	5.20 GHz
Number of cores	12
Number of threads	24
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 4800 MT/s Up to DDR4 3200 MT/s
Maximum memory bandwidth		76.8 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)	120 Watt
Package Size		45.0 mm x 37.5 mm
Thermal Solution		PCG 2020A
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® Optane™ Memory Supported
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)
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Mode-based Execute Control (MBE)
Secure Boot