Intel Core i9-14900HX vs AMD Ryzen 9 7945HX3D

Comparative analysis of Intel Core i9-14900HX and AMD Ryzen 9 7945HX3D processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Core i9-14900HX

AMD Ryzen 9 7945HX3D

Differences

Reasons to consider the Intel Core i9-14900HX

CPU is newer: launch date 5 month(s) later
8 more cores, run more applications at once: 24 vs 16
Around 7% higher clock speed: 5.8 GHz vs 5.4 GHz
Around 88% more L1 cache; more data can be stored in the L1 cache for quick access later
3145728x more L2 cache, more data can be stored in the L2 cache for quick access later
294912x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 4% better performance in PassMark - Single thread mark: 4327 vs 4165

Specifications (specs)
Launch date	8 Jan 2024 vs 27 Jul 2023
Number of cores	24 vs 16
Maximum frequency	5.8 GHz vs 5.4 GHz
L1 cache	80 KB (per core) vs 64K (per core)
L2 cache	2 MB (per core) vs 1MB (per core)
L3 cache	36 MB (shared) vs 128MB (shared)
Benchmarks
PassMark - Single thread mark	4327 vs 4165

Reasons to consider the AMD Ryzen 9 7945HX3D

A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 10 nm
Around 25% better performance in PassMark - CPU mark: 58829 vs 47171

Specifications (specs)
Manufacturing process technology	5 nm vs 10 nm
Benchmarks
PassMark - CPU mark	58829 vs 47171

Compare benchmarks

CPU 1: Intel Core i9-14900HX
CPU 2: AMD Ryzen 9 7945HX3D

PassMark - Single thread mark

CPU 1

CPU 2

4327

4165

PassMark - CPU mark

CPU 1

CPU 2

47171

58829

Name	Intel Core i9-14900HX	AMD Ryzen 9 7945HX3D
PassMark - Single thread mark	4327	4165
PassMark - CPU mark	47171	58829

Compare specifications (specs)

	Intel Core i9-14900HX	AMD Ryzen 9 7945HX3D
Essentials
Launch date	8 Jan 2024	27 Jul 2023
Place in performance rating	47	34
Performance
Base frequency	2.2 GHz	2.3 GHz
Die size	257 mm²	2x 71 mm²
L1 cache	80 KB (per core)	64K (per core)
L2 cache	2 MB (per core)	1MB (per core)
L3 cache	36 MB (shared)	128MB (shared)
Manufacturing process technology	10 nm	5 nm
Maximum case temperature (TCase)	72°C
Maximum core temperature	100°C	100°C
Maximum frequency	5.8 GHz	5.4 GHz
Number of cores	24	16
Number of threads	32	32
Unlocked
Transistor count		17,840 million
Memory
ECC memory support
Supported memory types	DDR4, DDR5	DDR5-5200 MHz, Dual-channel
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	Intel BGA 1964	FL1
Thermal Design Power (TDP)	55 Watt	55 Watt
Peripherals
PCIe configurations	Gen 5, 16 Lanes, (CPU only)	Gen 5, 28 Lanes, (CPU only)