Intel Core i9-13900 vs AMD Ryzen 9 7945HX

Differences
Specifications Benchmarks Testimonials

Differences

Reasons to consider
Intel Core i9-13900

Report a bug

More number of cores

8 more cores

24 16

Positions in all rankings

Common positions Intel Core i9-13900 CPU in popular benchmarks, for comparison with other models.

Cinebench R23 (Single-Core)

5 place
Cinebench R23 (Multi-Core)

18 place
Cinebench R20 (Single-Core)

9 place
Cinebench R20 (Multi-Core)

14 place
Geekbench 5, 64bit (Single-Core)

11 place
iGPU - FP32 Performance (Single-precision GFLOPS)

391 place
Geekbench 3, 64bit (Multi-Core)

173 place
CPU-Z Benchmark 17 (Single-Core)

2 place
CPU-Z Benchmark 17 (Multi-Core)

2 place

Reasons to consider
AMD Ryzen 9 7945HX

Report a bug

Place in the overall ranking

(based on several benchmarks)

17 place
Lower stated TDP / base power

Power limits alone do not measure performance per watt.

55 W 65 W

Positions in all rankings

Common positions AMD Ryzen 9 7945HX CPU in popular benchmarks, for comparison with other models.

Cinebench R23 (Single-Core)

19 place
Cinebench R23 (Multi-Core)

16 place
Cinebench R20 (Single-Core)

18 place
Cinebench R20 (Multi-Core)

13 place
Cinebench R15 (Single-Core)

5 place
Cinebench R15 (Multi-Core)

6 place
Geekbench 5, 64bit (Single-Core)

11 place
Geekbench 5, 64bit (Multi-Core)

26 place
iGPU - FP32 Performance (Single-precision GFLOPS)

663 place
Blender 2.81 (bmw27)

9 place
Estimated results for PassMark CPU Mark

9 place
Geekbench 6 (Single-Core)

6 place
Geekbench 6 (Multi-Core)

8 place

Specifications

Technical data

Intel Core i9-13900

AMD Ryzen 9 7945HX

CPU family and group

Background information about the processors being compared, series, generation and market segment.

CPU group

Intel Core i 13000 AMD Ryzen 7045
Family

Intel Core i9 Ryzen
Generation

13 6
Predecessor

Intel Core i9-12900 -
Segment

Desktop / Server Mobile
Form Factor

- Laptops / Desktops
Series

- Ryzen 7000 Series

CPU Technical specs

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

A-Core

8x Raptor Cove -
A-Core Frequency

2.00 GHz (5.60 GHz) -
B-Core

16x Gracemont -
B-Core Frequency

2.00 GHz (4.20 GHz) -
Core architecture

hybrid (big.LITTLE) normal
CPU Cores

24 16
CPU Threads

32 32
Hyperthreading / SMT

Yes Yes
Overclocking

No Yes
Base Frequency

- 2.5 GHz
Core Configuration

- 16x Zen 4
Max. Boost Clock

- 5.4 GHz
Turbo Frequency (1 Core)

- 5.4 GHz

IGPU

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

DirectX Version

12 12
Execution units

32 2
Generation

11 9
GPU Frequency

300 MHz 2200 MHz
GPU name

Intel UHD Graphics 770 AMD Radeon 610M
GPU Turbo

1500 MHz 2200 MHz
Max. displays

3 3
Max. GPU Memory

64 GB 8 GB
Release date

Q4/2021 Q3/2022
Shader

256 128
Technology

10 nm 6 nm
Graphics Cores

- 2

Hardware codec support

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

AV1

Decode Decode
H.264 / AVC

Decode / Encode Decode / Encode
h265 / HEVC (8 bit)

Decode / Encode Decode / Encode
h265 / HEVC (10 bit)

Decode / Encode Decode / Encode
JPEG

Decode / Encode Decode / Encode
VC-1

Decode Decode
VP8

Decode / Encode Decode / Encode
VP9

Decode / Encode Decode / Encode

Memory specs & PCI

Types, channel quantity of RAM supported by AMD Ryzen 9 7945HX and Intel Core i9-13900. Depending on the motherboards, higher or lower memory frequencies may be supported.

ECC

Yes Yes
Max. Memory

128 GB 128 GB
Memory Bandwidth

89.6 GB/s 83.2 GB/s
Memory channels

2 (Dual Channel) 2
Memory type

DDR5-5600 DDR5
PCIe

5.0 x 20 PCIe 5.0

Encryption

AES-NI

Yes Yes

Thermal Management

Compare the TDP requirements of TDP Intel Core i9-13900 and AMD Ryzen 9 7945HX Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

Maximum Operating Temperature

100 °C 100 °C
TDP (PL1, legacy label)

65 W -
TDP (PL2)

202 W -
TDP up

- 75 W
Configurable TDP

- 55-75 W
Default TDP

- 55 W
TDP (PL1 / PBP, legacy combined label)

- 55 W

Technologies and extensions

Architecture, interfaces, additional instructions supported by Intel Core i9-13900 and AMD Ryzen 9 7945HX, virtual machine technologies and process technology.

Architecture

Raptor Lake S Dragon Range (Zen 4)
Chip design

Monolithic Chiplet
Documents

- Technical data sheet
Instruction set (ISA)

x86-64 (64 bit) x86-64 (64 bit)
ISA extensions

SSE4.1, SSE4.2, AVX2, AVX2+ SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
L2-Cache

32 MB 16 MB
L3-Cache

36 MB 64 MB
Operating systems

Windows 10, Windows 11, Linux Windows 10, Windows 11, Linux
Part Number

- 100-000000870
Release date

Q1/2023 2023-02-28
Socket

LGA 1700 FL1
Technology

10 nm TSMC 5nm FinFET
Virtualization

VT-x, VT-x EPT, VT-d AMD-V, SVM
Codename

- Dragon Range

Benchmarks

Performance tests CPUs

Shared tests with results for both models: 1

Blender Cycles

Each row uses one Blender version, operating system and compute backend.

Test and settings	Intel Core i9-13900	AMD Ryzen 9 7945HX	Result difference¹
Blender 5.2.0 / CPU / Windows	388.183102 samples/min Submissions: 8	472.296616 samples/min Submissions: 7	+21.7 %

¹ Difference of the second result relative to the first in that row. No percentage is calculated for different upscaling algorithms. This compares published results, not a universal performance index.

Individual model tests

These results have no shared test of both models with the same version and settings. They are shown separately without a percentage difference.

Intel Core i9-13900

Blender 4.0.0 / CPU / Windows 353.267411 samples/min
Blender 4.2.0 / CPU / Windows 354.424627 samples/min
Blender 4.5.0 / CPU / Windows 319.733075 samples/min

AMD Ryzen 9 7945HX

Blender 5.1.1 / CPU / Linux 537.819855 samples/min
Blender 5.1.1 / CPU / Windows 500.99351 samples/min

Individual system tests

Results were obtained on the reported systems. Test versions and settings remain separate; incomplete conditions do not support calculated model performance differences.

Cinebench 2024 / multiple threads

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	1828 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench 2024 / single thread

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	114 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

RandomX / XMRig 6.26.0 / 1M / 32 threads / windows

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	20974.034146 H/s	RandomX / XMRig 6.26.0 / 1M / 32 threads / windows System RAM: 32 GB OS: Windows NT 10.0 Duration: 47.678 s User-submitted run; tuning and power settings are incomplete.

RandomX / XMRig 6.22.2 / 1M / 32 threads / windows

Model	Result	Reported conditions
Intel Core i9-13900	10112.654976 H/s	RandomX / XMRig 6.22.2 / 1M / 32 threads / windows System RAM: 32 GB OS: Windows NT 10.0 Motherboard: Gigabyte Technology Co., Ltd. / B760M GAMING X AX Duration: 98.886 s User-submitted run; tuning and power settings are incomplete.

Cinebench R23 / multiple threads

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	33459 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench R23 / single thread

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	1942 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench R20 / multiple threads

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	13057 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench R20 / single thread

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	760 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench R15 / multiple threads

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	5289 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench R15 / single thread

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	311 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Based on the results of several benchmarks, you can more accurately estimate the difference in performance between Intel Core i9-13900 and AMD Ryzen 9 7945HX.

Compare the synthetic test values and choose the best processor!

These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted.

Recent models: test results with identified primary sources — Cinebench R23 · Cinebench R20 · Cinebench R15 · Cinebench 2026 · RandomX benchmark

Cinebench R23 (Single-Core)

Maxon's Cinebench R23 SC is a cross-platform test suite for macOs and Windows uses one CPU core, with no hypetrading

Higher values are better in this metric.

2165.000000

Intel Core i9-13900

1955.000000

AMD Ryzen 9 7945HX

Cinebench R23 (Multi-Core)

Maxon's Cinebench R23 MC is a cross-platform test suite for macOs and Windows using a multi-core and hyperthreading

Higher values are better in this metric.

32605.000000