AMD Ryzen Threadripper PRO 3945WX vs Intel Core i9-13900H

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CPU comparison with benchmarks


AMD Ryzen Threadripper PRO 3945WX CPU1 vs CPU2 Intel Core i9-13900H
AMD Ryzen Threadripper PRO 3945WX Intel Core i9-13900H

CPU comparison

In this CPU comparison, we compare the AMD Ryzen Threadripper PRO 3945WX and the Intel Core i9-13900H and use benchmarks to check which processor is faster.

We compare the AMD Ryzen Threadripper PRO 3945WX 12 core processor released in Q1/2021 with the Intel Core i9-13900H which has 14 CPU cores and was introduced in Q1/2023.
AMD Ryzen Threadripper PRO (15) Family Intel Core i9 (78)
AMD Ryzen Threadripper PRO 3000 (4) CPU group Intel Core i 13000H (26)
3 Generation 13
Castle Peak (Zen 2) Architecture Raptor Lake H
Desktop / Server Segment Mobile
-- Predecessor Intel Core i9-12900H
AMD Ryzen Threadripper PRO 5945WX Successor --

CPU Cores and Base Frequency

The AMD Ryzen Threadripper PRO 3945WX is a 12 core processor with a clock frequency of 4.00 GHz (4.30 GHz). The processor can compute 24 threads at the same time. The Intel Core i9-13900H clocks with 2.60 GHz (5.40 GHz), has 14 CPU cores and can calculate 20 threads in parallel.

AMD Ryzen Threadripper PRO 3945WX Characteristic Intel Core i9-13900H
12 Cores 14
24 Threads 20
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
Yes Overclocking ? No
4.00 GHz (4.30 GHz) A-Core 2.60 GHz (5.40 GHz)
6x Raptor Cove
-- B-Core 1.90 GHz (4.10 GHz)
8x Gracemont

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

AMD Ryzen Threadripper PRO 3945WX Characteristic Intel Core i9-13900H
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU Intel Iris Xe Graphics 96 (Alder Lake)
GPU frequency 0.40 GHz
-- GPU (Turbo) 1.50 GHz
-- GPU Generation 13
Technology 10 nm
Max. displays 4
-- Compute units 96
-- Shader 768
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 32 GB
-- DirectX Version 12.1

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.

no iGPU GPU Intel Iris Xe Graphics 96 (Alder Lake)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to 2048 GB of memory in a maximum of 8 memory channels is supported by the AMD Ryzen Threadripper PRO 3945WX, while the Intel Core i9-13900H supports a maximum of 96 GB of memory with a maximum memory bandwidth of 102.4 GB/s enabled.

AMD Ryzen Threadripper PRO 3945WX Characteristic Intel Core i9-13900H
DDR4-3200 Memory LPDDR5-6400, LPDDR4X-4266, DDR5-5200, DDR4-3200
2048 GB Max. Memory 96 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 102.4 GB/s
Yes ECC No
6.00 MB L2 Cache --
64.00 MB L3 Cache 24.00 MB
4.0 PCIe version 5.0
128 PCIe lanes 20
252.0 GB/s PCIe Bandwidth 78.8 GB/s

Thermal Management

The AMD Ryzen Threadripper PRO 3945WX has a TDP of 280 W. The TDP of the Intel Core i9-13900H is 45 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen Threadripper PRO 3945WX Characteristic Intel Core i9-13900H
280 W TDP (PL1 / PBP) 45 W
-- TDP (PL2) 115 W
-- TDP up --
-- TDP down 35 W
95 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen Threadripper PRO 3945WX has 70.00 MB cache and is manufactured in 7 nm. The cache of Intel Core i9-13900H is at 24.00 MB. The processor is manufactured in 10 nm.

AMD Ryzen Threadripper PRO 3945WX Characteristic Intel Core i9-13900H
7 nm Technology 10 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4.1, SSE4.2, AVX2, AVX2+
WRX8 (sWRX8) Socket BGA 1744
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2021 Release date Q1/2023
-- Release price 700 $
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen Threadripper PRO 3945WX (66%)
Intel Core i9-13900H (100%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Ryzen Threadripper PRO 3945WX (91%)
Intel Core i9-13900H (98%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
1307 (68%)
Intel Core i9-13900H Intel Core i9-13900H
14C 20T @ 5.40 GHz
1919 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
12828 (88%)
Intel Core i9-13900H Intel Core i9-13900H
14C 20T @ 5.00 GHz
14632 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
1652 (63%)
Intel Core i9-13900H Intel Core i9-13900H
14C 20T @ 5.40 GHz
2617 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
11500 (84%)
Intel Core i9-13900H Intel Core i9-13900H
14C 20T @ 5.00 GHz
13629 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
33450 (100%)
Intel Core i9-13900H Intel Core i9-13900H
14C 20T @ 5.00 GHz
31788 (95%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
0 (0%)
Intel Core i9-13900H Intel Core i9-13900H
14C 20T @ 5.40 GHz
115 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
0 (0%)
Intel Core i9-13900H Intel Core i9-13900H
14C 20T @ 5.40 GHz
951 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
0 (0%)
Intel Core i9-13900H Intel Core i9-13900H
14C 20T @ 5.40 GHz
2016 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
0 (0%)
Intel Core i9-13900H Intel Core i9-13900H
14C 20T @ 5.00 GHz
18760 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
@ 0.00 GHz
0 (0%)
Intel Core i9-13900H Intel Core i9-13900H
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.50 GHz
2230 (100%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
4.00 GHz
0 (0%)
Intel Core i9-13900H Intel Core i9-13900H
18,760 CB R23 MC @ 87 W
216 (100%)

Devices using this processor

AMD Ryzen Threadripper PRO 3945WX Intel Core i9-13900H
Unknown Unknown

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