Intel Core i9-12900HX vs AMD Ryzen Threadripper PRO 7945WX

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CPU comparison with benchmarks


Intel Core i9-12900HX CPU1 vs CPU2 AMD Ryzen Threadripper PRO 7945WX
Intel Core i9-12900HX AMD Ryzen Threadripper PRO 7945WX

CPU comparison

In this CPU comparison, we compare the Intel Core i9-12900HX and the AMD Ryzen Threadripper PRO 7945WX and use benchmarks to check which processor is faster.

We compare the Intel Core i9-12900HX 16 core processor released in Q2/2022 with the AMD Ryzen Threadripper PRO 7945WX which has 12 CPU cores and was introduced in Q4/2023.
Intel Core i9 (78) Family AMD Ryzen Threadripper PRO (15)
Intel Core i 12000H (23) CPU group AMD Ryzen Threadripper PRO 7000 (6)
12 Generation 5
Alder Lake H Architecture Storm Peak (Zen 4)
Mobile Segment Desktop / Server
-- Predecessor AMD Ryzen Threadripper PRO 5945WX
Intel Core i9-13900HX Successor --

CPU Cores and Base Frequency

The Intel Core i9-12900HX is a 16 core processor with a clock frequency of 2.30 GHz (5.00 GHz). The processor can compute 24 threads at the same time. The AMD Ryzen Threadripper PRO 7945WX clocks with 4.70 GHz (5.30 GHz), has 12 CPU cores and can calculate 24 threads in parallel.

Intel Core i9-12900HX Characteristic AMD Ryzen Threadripper PRO 7945WX
16 Cores 12
24 Threads 24
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking ? Yes
2.30 GHz (5.00 GHz)
8x Golden Cove
A-Core 4.70 GHz (5.30 GHz)
12x Zen 4
1.70 GHz (3.60 GHz)
8x Gracemont
B-Core --

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.

Intel Core i9-12900HX Characteristic AMD Ryzen Threadripper PRO 7945WX
-- 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.

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

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.

Intel UHD Graphics 770 GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

Up to 128 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i9-12900HX, while the AMD Ryzen Threadripper PRO 7945WX supports a maximum of 2048 GB of memory with a maximum memory bandwidth of 332.8 GB/s enabled.

Intel Core i9-12900HX Characteristic AMD Ryzen Threadripper PRO 7945WX
LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200 Memory DDR5-5200
128 GB Max. Memory 2048 GB
2 (Dual Channel) Memory channels 8 (Octa Channel)
83.2 GB/s Max. Bandwidth 332.8 GB/s
No ECC Yes
14.00 MB L2 Cache 12.00 MB
30.00 MB L3 Cache 64.00 MB
5.0 PCIe version 5.0
20 PCIe lanes 128
78.8 GB/s PCIe Bandwidth 504.1 GB/s

Thermal Management

The Intel Core i9-12900HX has a TDP of 55 W. The TDP of the AMD Ryzen Threadripper PRO 7945WX is 350 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i9-12900HX Characteristic AMD Ryzen Threadripper PRO 7945WX
55 W TDP (PL1 / PBP) 350 W
157 W TDP (PL2) --
86 W TDP up --
45 W TDP down --
100 °C Tjunction max. 95 °C

Technical details

The Intel Core i9-12900HX has 44.00 MB cache and is manufactured in 10 nm. The cache of AMD Ryzen Threadripper PRO 7945WX is at 76.00 MB. The processor is manufactured in 5 nm.

Intel Core i9-12900HX Characteristic AMD Ryzen Threadripper PRO 7945WX
10 nm Technology 5 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions SSE4A, SSE4.2, SSSE3, AVX2, AVX512, FMA3
LGA 1700 Socket sTR5
VT-x, VT-x EPT, VT-d Virtualization AMD-V
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 11, Linux
Q2/2022 Release date Q4/2023
606 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i9-12900HX to help other visitors make their purchasing decisions. The average rating is 4.5 stars (2 ratings). Rate now:
Here you can rate the AMD Ryzen Threadripper PRO 7945WX to help other visitors make their purchasing decisions. The average rating is 5.0 stars (2 ratings). Rate now:


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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 5.00 GHz
1902 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 5.30 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 2.30 GHz
18845 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 4.70 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 5.00 GHz
1861 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 5.30 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 2.30 GHz
15474 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 4.70 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 5.00 GHz
2425 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 5.30 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 2.30 GHz
14620 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 4.70 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 5.00 GHz
736 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 5.30 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 2.30 GHz
7197 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 4.70 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
Intel UHD Graphics 770 @ 1.55 GHz
794 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
@ 0.00 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 2.30 GHz
35642 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 4.70 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 5.00 GHz
274 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 5.30 GHz
0 (0%)

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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 2.30 GHz
2894 (100%)
AMD Ryzen Threadripper PRO 7945WX AMD Ryzen Threadripper PRO 7945WX
12C 24T @ 4.70 GHz
0 (0%)

Devices using this processor

Intel Core i9-12900HX AMD Ryzen Threadripper PRO 7945WX
Unknown Unknown

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