Ryzen 9 8945H vs i9-13900HK

Primary details

Comparing Core i9-13900HK and Ryzen 9 8945H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	282	307
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Alder Lake-P	AMD Hawk Point (Zen 4/4c, Ryzen 8040)
Power efficiency	41.75	39.88
Architecture codename	Raptor Lake-H (2023)	Hawk Point-HS (Zen 4) (2023−2024)
Release date	4 January 2023 (1 year ago)	6 December 2023 (less than a year ago)
Launch price (MSRP)	$697	no data

Detailed specifications

Core i9-13900HK and Ryzen 9 8945H basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	14 (Tetradeca-Core)	8 (Octa-Core)
Threads	20	16
Base clock speed	2.6 GHz	4 GHz
Boost clock speed	5.4 GHz	5.2 GHz
L1 cache	80K (per core)	512 KB
L2 cache	2 MB (per core)	8 MB
L3 cache	24 MB (shared)	16 MB
Chip lithography	Intel 7 nm	4 nm
Die size	257 mm2	178 mm2
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on Core i9-13900HK and Ryzen 9 8945H compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	no data
Socket	FCBGA1744	FP7/FP7r2/FP8
Power consumption (TDP)	45 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-13900HK and Ryzen 9 8945H. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Ryzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI	+	+
FMA	-	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	-

Security technologies

Core i9-13900HK and Ryzen 9 8945H technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-13900HK and Ryzen 9 8945H are enumerated here.

VT-d	+	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-13900HK and Ryzen 9 8945H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-5200, DDR4-3200, LPDDR4x-4267	DDR5
Maximum memory size	96 GB	no data
Max memory channels	2	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® Iris® Xe Graphics eligible	AMD Radeon 780M
Quick Sync Video	+	-
Graphics max frequency	1.5 GHz	no data
Execution Units	96	no data

Graphics interfaces

Available interfaces and connections of Core i9-13900HK and Ryzen 9 8945H integrated GPUs.

Number of displays supported

4

no data

Graphics image quality

Maximum display resolutions supported by Core i9-13900HK and Ryzen 9 8945H integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2304 @ 60Hz	no data
Max resolution over eDP	4096 x 2304 @ 120Hz	no data
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	no data

Graphics API support

APIs supported by Core i9-13900HK and Ryzen 9 8945H integrated GPUs, sometimes API versions are included.

DirectX	12.1	no data
OpenGL	4.6	no data

Peripherals

Specifications and connection of peripherals supported by Core i9-13900HK and Ryzen 9 8945H.

PCIe version	5.0	no data
PCI Express lanes	8	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

---

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

---

Pros & cons summary

---

Performance score	20.23	19.32
Recency	4 January 2023	6 December 2023
Physical cores	14	8
Threads	20	16

---

Should you still have questions on choice between Core i9-13900HK and Ryzen 9 8945H, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---