AMD Ryzen 5 8645HS vs Intel Core i9-13905H

Comparative analysis of AMD Ryzen 5 8645HS and Intel Core i9-13905H processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD Ryzen 5 8645HS

Intel Core i9-13905H

Differences

Reasons to consider the AMD Ryzen 5 8645HS

CPU is newer: launch date 11 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 4 nm vs 7 nm
224694.9x more L2 cache, more data can be stored in the L2 cache for quick access later

Specifications (specs)
Launch date	6 Dec 2023 vs 4 Jan 2023
Manufacturing process technology	4 nm vs 7 nm
L2 cache	1 MB (per core) vs 2MB (per core)
Benchmarks
PassMark - Single thread mark	3725 vs 3711

Reasons to consider the Intel Core i9-13905H

8 more cores, run more applications at once: 14 vs 6
8 more threads: 20 vs 12
Around 8% higher clock speed: 5.40 GHz vs 5 GHz
2.9x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 50% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 31% better performance in PassMark - CPU mark: 30073 vs 22985

Specifications (specs)
Number of cores	14 vs 6
Number of threads	20 vs 12
Maximum frequency	5.40 GHz vs 5 GHz
L1 cache	80K (per core) vs 64 KB (per core)
L3 cache	24 MB vs 16 MB (shared)
Benchmarks
PassMark - CPU mark	30073 vs 22985

Compare benchmarks

CPU 1: AMD Ryzen 5 8645HS
CPU 2: Intel Core i9-13905H

PassMark - Single thread mark

CPU 1

CPU 2

3725

3711

PassMark - CPU mark

CPU 1

CPU 2

22985

30073

Name	AMD Ryzen 5 8645HS	Intel Core i9-13905H
PassMark - Single thread mark	3725	3711
PassMark - CPU mark	22985	30073

Compare specifications (specs)

	AMD Ryzen 5 8645HS	Intel Core i9-13905H
Essentials
Launch date	6 Dec 2023	4 Jan 2023
Place in performance rating	268	225
Architecture codename		Raptor Lake
Launch price (MSRP)		$697
Processor Number		i9-13905H
Series		13th Generation Intel Core i9 Processors
Vertical segment		Mobile
Performance
Base frequency	4.3 GHz
Die size	178 mm²
L1 cache	64 KB (per core)	80K (per core)
L2 cache	1 MB (per core)	2MB (per core)
L3 cache	16 MB (shared)	24 MB
Manufacturing process technology	4 nm	7 nm
Maximum core temperature	100°C	100°C
Maximum frequency	5 GHz	5.40 GHz
Number of cores	6	14
Number of threads	12	20
Transistor count	25,000 million
Unlocked
64 bit support
Memory
ECC memory support
Supported memory types	DDR5	Up to DDR5 5200 MT/s, Up to DDR4 3200 MT/s, Up to LPDDR5/x 6400 MT/s, Up to LPDDR4x 4267 MT/s
Max memory channels		2
Maximum memory size		64 GB
Compatibility
Configurable TDP	35-54 Watt
Max number of CPUs in a configuration	1	1
Sockets supported	FP8	FCBGA1792
Thermal Design Power (TDP)	45 Watt	45 Watt
Package Size		40 mm x 25 mm
Peripherals
PCIe configurations	Gen 4, 20 Lanes, (CPU only)
Graphics
Device ID		0xA7A0
Execution Units		96
Graphics max dynamic frequency		1.50 GHz
Intel® Quick Sync Video
Processor graphics		Intel Iris Xe Graphics eligible
Graphics interfaces
Number of displays supported		4
Graphics image quality
Max resolution over DisplayPort		7680 x 4320 @ 60Hz
Max resolution over eDP		4096 x 2304 @ 120Hz
Graphics API support
DirectX		12.1
OpenGL		4.6
Security & Reliability
Intel® OS Guard
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Instruction set extensions		Intel SSE4.1, Intel SSE4.2, Intel AVX2
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Volume Management Device (VMD)
Speed Shift technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)