Intel Core i9-13900 vs AMD Ryzen 9 7945HX

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i9-13900 or Intel Core i9-13900 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i9-13900 features 24 processor cores and has the capability to manage 32 threads concurrently.
It was released in Q1/2023 and belongs to the 13 generation of the Intel Core i9 series.
To use the Intel Core i9-13900, you'll need a motherboard with a LGA 1700 socket.
The AMD Ryzen 9 7945HX features 16 processor cores and has the capability to manage 32 threads concurrently.
It was released in Q1/2023 and belongs to the 6 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 7945HX, you'll need a motherboard with a FL1 socket.
Intel Core i 13000 Group AMD Ryzen 7045
13 Generation 6
Desktop / Server Segment Mobile
Intel Core i9-13900 Name AMD Ryzen 9 7945HX
Intel Core i9 Family AMD Ryzen 9
 
 

CPU Cores and Base Frequency

The Intel Core i9-13900 has 24 CPU cores and can calculate 32 threads in parallel.
The clock frequency of the A-Core is 2.0 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
Processors with hybrid (big.LITTLE) architecture strike a balance between performance and power efficiency, making them ideal for mobile devices.
The AMD Ryzen 9 7945HX has 16 CPU cores and can calculate 32 threads in parallel.
The clock frequency of the AMD Ryzen 9 7945HX is 2.5 GHz
and turbo frequency for one core is 5.4 GHz.
32 Threads 32
1.5 GHz B-Core Frequency None
None None 16x Zen 4
24 CPU Cores 16
hybrid (big.LITTLE) Core architecture normal
8x Raptor Cove Cores A None
Yes Hyperthreading Yes
2.0 GHz A-Core Frequency None
5.6 GHz A-Core Frequency Turbo None
No Overclocking Yes
16x Gracemont Cores B None
4.2 GHz B-Core Frequency Turbo None
None None 5.4 GHz
None None 2.5 GHz
 
 

Internal Graphics

The Intel Core i9-13900 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i9-13900 uses the Intel UHD Graphics 770, which has 256 texture shaders
and 32 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The AMD Ryzen 9 7945HX has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 9 7945HX uses the AMD Radeon 610M Graphics, which has 128 texture shaders
and 2 execution units.
256 Shaders 128
Q4/2021 Release date Q3/2022
10 nm Technology 6 nm
12 Direct X 12
64.0 GB Max. GPU Memory 8.0 GB
-- Max. displays --
32 Execution units 2
0.3 GHz GPU frequency 0.4 GHz
11 Generation 9
1.65 GHz GPU (Turbo) 2.2 GHz
Intel UHD Graphics 770 GPU name AMD Radeon 610M Graphics
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Decode / Encode VP8 Decode / Encode
Decode VC-1 Decode
Decode / Encode JPEG Decode / Encode
Decode AV1 Decode
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode AVC Decode / Encode
Decode / Encode h264 Decode / Encode
Decode / Encode VP9 Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 89.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 83.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
Yes AES-NI Yes
DDR5-5600 Memory type DDR5-5200
Yes ECC Yes
128.0 GB Max. Memory 128.0 GB
2 Memory channels 2
89.6 GB/s Bandwidth 83.2 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 65 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 55 W watts.
219 W TDP (PL2) None
None TDP up 75 W
65 W TDP (PL1 / PBP) 55 W
100 °C Tjunction max 100 °C
 
 

Technical details

The Intel Core i9-13900 is manufactured using a 10 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 36.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 9 7945HX is manufactured using a 5 nm process.
In total, this processor boasts a generous 64.0 MB cache.
Q1/2023 Release date Q1/2023
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2, AVX512
10 nm Technology 5 nm
Monolithic Chip design Chiplet
549 $ Release price --
Raptor Lake S Architecture Dragon Range (Zen 4)
36.0 MB L3-Cache 64.0 MB
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number 100-000000870
LGA 1700 Socket FL1
32.0 MB L2-Cache 16.0 MB
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD Ryzen 9 7945HX
16C 32T @ 2.5 GHz
58842
58842
Intel Core i9-13900
24C 32T @ 2.0 GHz
53780
53780

Cinebench R23 (Multi-Core)

AMD Ryzen 9 7945HX
16C 32T @ 2.5 GHz
32788
32788
Intel Core i9-13900
24C 32T @ 2.0 GHz
32605
32605

Geekbench 6 (Multi-Core)

Intel Core i9-13900
24C 32T @ 2.0 GHz
19752
19752
AMD Ryzen 9 7945HX
16C 32T @ 2.5 GHz
16214
16214

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen 9 7945HX
16C 32T @ 2.5 GHz
19472
19472
Intel Core i9-13900
24C 32T @ 2.0 GHz
19422
19422

Cinebench R20 (Multi-Core)

AMD Ryzen 9 7945HX
16C 32T @ 2.5 GHz
12914
12914
Intel Core i9-13900
24C 32T @ 2.0 GHz
12375
12375

Geekbench 6 (Single-Core)

Intel Core i9-13900
24C 32T @ 2.0 GHz
2876
2876
AMD Ryzen 9 7945HX
16C 32T @ 2.5 GHz
2734
2734

Cinebench R23 (Single-Core)

Intel Core i9-13900
24C 32T @ 2.0 GHz
2165
2165
AMD Ryzen 9 7945HX
16C 32T @ 2.5 GHz
1955
1955

Geekbench 5, 64bit (Single-Core)

Intel Core i9-13900
24C 32T @ 2.0 GHz
2130
2130
AMD Ryzen 9 7945HX
16C 32T @ 2.5 GHz
2130
2130

Cinebench R20 (Single-Core)

Intel Core i9-13900
24C 32T @ 2.0 GHz
872
872
AMD Ryzen 9 7945HX
16C 32T @ 2.5 GHz
758
758