AMD Ryzen Threadripper PRO 5945WX vs Intel Core i9-12900K

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CPU comparison with benchmarks


AMD Ryzen Threadripper PRO 5945WX CPU1 vs CPU2 Intel Core i9-12900K
AMD Ryzen Threadripper PRO 5945WX Intel Core i9-12900K

CPU comparison

In this CPU comparison, we compare the AMD Ryzen Threadripper PRO 5945WX and the Intel Core i9-12900K and use benchmarks to check which processor is faster.

We compare the AMD Ryzen Threadripper PRO 5945WX 12 core processor released in Q1/2022 with the Intel Core i9-12900K which has 16 CPU cores and was introduced in Q4/2021.
AMD Ryzen Threadripper PRO (15) Family Intel Core i9 (80)
AMD Ryzen Threadripper PRO 5000 (5) CPU group Intel Core i 12000 (34)
4 Generation 12
Chagall (Zen 3) Architecture Alder Lake S
Desktop / Server Segment Desktop / Server
AMD Ryzen Threadripper PRO 3945WX Predecessor Intel Core i9-11900K
AMD Ryzen Threadripper PRO 7945WX Successor Intel Core i9-13900K

CPU Cores and Base Frequency

The AMD Ryzen Threadripper PRO 5945WX is a 12 core processor with a clock frequency of 4.10 GHz (4.50 GHz). The processor can compute 24 threads at the same time. The Intel Core i9-12900K clocks with 3.20 GHz (5.20 GHz), has 16 CPU cores and can calculate 24 threads in parallel.

AMD Ryzen Threadripper PRO 5945WX Characteristic Intel Core i9-12900K
12 Cores 16
24 Threads 24
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
No Overclocking ? Yes
4.10 GHz (4.50 GHz) A-Core 3.20 GHz (5.20 GHz)
8x Golden Cove
-- B-Core 2.40 GHz (3.90 GHz)
8x Gracemont

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AMD Ryzen Threadripper PRO 5945WX Characteristic Intel Core i9-12900K
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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 UHD Graphics 770
GPU frequency 0.30 GHz
-- GPU (Turbo) 1.55 GHz
-- GPU Generation 11
Technology 10 nm
Max. displays 3
-- Compute units 32
-- Shader 256
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 64 GB
-- DirectX Version 12

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 UHD Graphics 770
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 / Encode
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 5945WX, while the Intel Core i9-12900K supports a maximum of 128 GB of memory with a maximum memory bandwidth of 76.8 GB/s enabled.

AMD Ryzen Threadripper PRO 5945WX Characteristic Intel Core i9-12900K
DDR4-3200 Memory DDR5-4800, DDR4-3200
2048 GB Max. Memory 128 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 76.8 GB/s
Yes ECC Yes
6.00 MB L2 Cache 14.00 MB
64.00 MB L3 Cache 30.00 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 5945WX has a TDP of 280 W. The TDP of the Intel Core i9-12900K is 125 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen Threadripper PRO 5945WX Characteristic Intel Core i9-12900K
280 W TDP (PL1 / PBP) 125 W
-- TDP (PL2) 241 W
-- TDP up --
-- TDP down --
95 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen Threadripper PRO 5945WX has 70.00 MB cache and is manufactured in 7 nm. The cache of Intel Core i9-12900K is at 44.00 MB. The processor is manufactured in 10 nm.

AMD Ryzen Threadripper PRO 5945WX Characteristic Intel Core i9-12900K
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 LGA 1700
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
Q1/2022 Release date Q4/2021
-- Release price 589 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 4 CPU benchmarks
AMD Ryzen Threadripper PRO 5945WX (78%)
Intel Core i9-12900K (100%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Ryzen Threadripper PRO 5945WX (91%)
Intel Core i9-12900K (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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
1508 (76%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.20 GHz
1997 (100%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
1604 (81%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.20 GHz
1990 (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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
15324 (87%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.00 GHz
17595 (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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
2054 (80%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.20 GHz
2560 (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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
13824 (85%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.00 GHz
16244 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
585 (75%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.20 GHz
779 (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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
40810 (100%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.00 GHz
40902 (100%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.20 GHz
126 (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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.20 GHz
1582 (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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.00 GHz
27472 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.00 GHz
10511 (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 5945WX AMD Ryzen Threadripper PRO 5945WX
@ 0.00 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
Intel UHD Graphics 770 @ 1.55 GHz
794 (100%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.00 GHz
364 (100%)

CPU-Z Benchmark 17 (Single-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.20 GHz
817 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.10 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 3.20 GHz
11365 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.20 GHz
294 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
16C 24T @ 5.00 GHz
4111 (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 5945WX AMD Ryzen Threadripper PRO 5945WX
4.10 GHz
0 (0%)
Intel Core i9-12900K Intel Core i9-12900K
27,472 CB R23 MC @ 240 W
114 (100%)

Devices using this processor

AMD Ryzen Threadripper PRO 5945WX Intel Core i9-12900K
Unknown Unknown

News and articles for the AMD Ryzen Threadripper PRO 5945WX and the Intel Core i9-12900K


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