AMD Ryzen 9 7845HX vs AMD Ryzen 9 7950X

Comparative analysis of AMD Ryzen 9 7845HX and AMD Ryzen 9 7950X 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.

AMD Ryzen 9 7845HX

AMD Ryzen 9 7950X

Differences

Reasons to consider the AMD Ryzen 9 7845HX

3.1x lower typical power consumption: 55 Watt vs 170 Watt

Thermal Design Power (TDP)	55 Watt vs 170 Watt

Reasons to consider the AMD Ryzen 9 7950X

4 more cores, run more applications at once: 16 vs 12
8 more threads: 32 vs 24
Around 10% higher clock speed: 5.7 GHz vs 5.2 GHz
Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
1398101.3x more L2 cache, more data can be stored in the L2 cache for quick access later
1048576x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 8% better performance in PassMark - Single thread mark: 4271 vs 3945
Around 38% better performance in PassMark - CPU mark: 62567 vs 45328
Around 40% better performance in 3DMark Fire Strike - Physics Score: 15686 vs 11242

Specifications (specs)
Number of cores	16 vs 12
Number of threads	32 vs 24
Maximum frequency	5.7 GHz vs 5.2 GHz
L1 cache	1 MB vs 64K (per core)
L2 cache	16 MB vs 1MB (per core)
L3 cache	64 MB vs 64MB (shared)
Benchmarks
PassMark - Single thread mark	4271 vs 3945
PassMark - CPU mark	62567 vs 45328
3DMark Fire Strike - Physics Score	15686 vs 11242

Compare benchmarks

CPU 1: AMD Ryzen 9 7845HX
CPU 2: AMD Ryzen 9 7950X

PassMark - Single thread mark

CPU 1

CPU 2

3945

4271

PassMark - CPU mark

CPU 1

CPU 2

45328

62567

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

11242

15686

Name	AMD Ryzen 9 7845HX	AMD Ryzen 9 7950X
PassMark - Single thread mark	3945	4271
PassMark - CPU mark	45328	62567
3DMark Fire Strike - Physics Score	11242	15686

Compare specifications (specs)

	AMD Ryzen 9 7845HX	AMD Ryzen 9 7950X
Essentials
Architecture codename	Zen 4	Zen 4
Family	Dragon Range
Launch date	4 Jan 2023	4 Jan 2023
Place in performance rating	137	38
Launch price (MSRP)		$699
OPN Tray		100-000000514
Vertical segment		Desktop
Performance
Base frequency	3 GHz	4.5 GHz
Die size	2x 71 mm²	70 mm²
L1 cache	64K (per core)	1 MB
L2 cache	1MB (per core)	16 MB
L3 cache	64MB (shared)	64 MB
Manufacturing process technology	5 nm	5 nm
Maximum core temperature	100°C	100 °C
Maximum frequency	5.2 GHz	5.7 GHz
Number of cores	12	16
Number of threads	24	32
Unlocked
Maximum case temperature (TCase)		47 °C
Transistor count		13140 million
Memory
ECC memory support
Supported memory types	DDR5-5200 MHz, Dual-channel	DDR5-5200
Max memory channels		2
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	FL1	AM5
Thermal Design Power (TDP)	55 Watt	170 Watt
Peripherals
PCIe configurations	Gen 5, 28 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™)