AMD Ryzen 9 6900HX vs Intel Core i9-12900H

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CPU comparison with benchmarks


AMD Ryzen 9 6900HX CPU1 vs CPU2 Intel Core i9-12900H
AMD Ryzen 9 6900HX Intel Core i9-12900H

CPU comparison

In this CPU comparison, we compare the AMD Ryzen 9 6900HX and the Intel Core i9-12900H and use benchmarks to check which processor is faster.

We compare the AMD Ryzen 9 6900HX 8 core processor released in Q1/2022 with the Intel Core i9-12900H which has 14 CPU cores and was introduced in Q1/2022.
AMD Ryzen 9 (40) Family Intel Core i9 (78)
AMD Ryzen 6000H/7035H (20) CPU group Intel Core i 12000H (23)
5 Generation 12
Rembrandt (Zen 3+) Architecture Alder Lake H
Mobile Segment Mobile
AMD Ryzen 9 5900HX Predecessor Intel Core i9-11900H
-- Successor Intel Core i9-13900H

CPU Cores and Base Frequency

The AMD Ryzen 9 6900HX is a 8 core processor with a clock frequency of 3.30 GHz (4.90 GHz). The processor can compute 16 threads at the same time. The Intel Core i9-12900H clocks with 2.50 GHz (5.00 GHz), has 14 CPU cores and can calculate 20 threads in parallel.

AMD Ryzen 9 6900HX Characteristic Intel Core i9-12900H
8 Cores 14
16 Threads 20
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
No Overclocking ? No
3.30 GHz (4.90 GHz)
8x Zen 3+
A-Core 2.50 GHz (5.00 GHz)
6x Golden Cove
-- B-Core 1.80 GHz (3.80 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 9 6900HX Characteristic Intel Core i9-12900H
-- 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.

AMD Radeon 680M GPU Intel Iris Xe Graphics 96 (Alder Lake)
2.00 GHz GPU frequency 0.40 GHz
2.40 GHz GPU (Turbo) 1.45 GHz
9 GPU Generation 13
6 nm Technology 10 nm
3 Max. displays 4
12 Compute units 96
768 Shader 768
Yes Hardware Raytracing No
No Frame Generation No
8 GB Max. GPU Memory 32 GB
12 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.

AMD Radeon 680M GPU Intel Iris Xe Graphics 96 (Alder Lake)
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode
Decode Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to 64 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 9 6900HX, while the Intel Core i9-12900H supports a maximum of 64 GB of memory with a maximum memory bandwidth of 83.2 GB/s enabled.

AMD Ryzen 9 6900HX Characteristic Intel Core i9-12900H
LPDDR5-6400, DDR5-4800 Memory LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200
64 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
76.8 GB/s Max. Bandwidth 83.2 GB/s
No ECC No
4.00 MB L2 Cache 11.50 MB
16.00 MB L3 Cache 24.00 MB
4.0 PCIe version 4.0
12 PCIe lanes 28
23.6 GB/s PCIe Bandwidth 55.1 GB/s

Thermal Management

The AMD Ryzen 9 6900HX has a TDP of 45 W. The TDP of the Intel Core i9-12900H is 45 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen 9 6900HX Characteristic Intel Core i9-12900H
45 W TDP (PL1 / PBP) 45 W
-- TDP (PL2) 115 W
54 W TDP up --
-- TDP down --
95 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen 9 6900HX has 20.00 MB cache and is manufactured in 6 nm. The cache of Intel Core i9-12900H is at 35.50 MB. The processor is manufactured in 10 nm.

AMD Ryzen 9 6900HX Characteristic Intel Core i9-12900H
6 nm Technology 10 nm
Monolithic 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+
FP7 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
Q1/2022 Release date Q1/2022
-- Release price 617 $
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 9 6900HX to help other visitors make their purchasing decisions. The average rating is 4.3 stars (24 ratings). Rate now:
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Average performance in benchmarks

⌀ Single core performance in 4 CPU benchmarks
AMD Ryzen 9 6900HX (89%)
Intel Core i9-12900H (100%)
⌀ Multi core performance in 5 CPU benchmarks
AMD Ryzen 9 6900HX (88%)
Intel Core i9-12900H (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.90 GHz
1662 (87%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 5.00 GHz
1917 (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.20 GHz
14670 (89%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 3.80 GHz
16555 (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.90 GHz
1644 (94%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 5.00 GHz
1754 (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.20 GHz
10609 (84%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 3.80 GHz
12662 (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.90 GHz
2092 (86%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 5.00 GHz
2426 (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.20 GHz
9938 (84%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 3.80 GHz
11894 (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.90 GHz
642 (87%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 5.00 GHz
734 (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.20 GHz
5711 (90%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 3.80 GHz
6371 (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 9 6900HX AMD Ryzen 9 6900HX
AMD Radeon 680M @ 2.40 GHz
3686 (100%)
Intel Core i9-12900H Intel Core i9-12900H
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.45 GHz
2223 (60%)

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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.20 GHz
24939 (92%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 3.80 GHz
27130 (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.20 GHz
0 (0%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 3.80 GHz
251 (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.90 GHz
0 (0%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 5.00 GHz
257 (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 9 6900HX AMD Ryzen 9 6900HX
8C 16T @ 4.20 GHz
0 (0%)
Intel Core i9-12900H Intel Core i9-12900H
14C 20T @ 3.80 GHz
2639 (100%)

Devices using this processor

AMD Ryzen 9 6900HX Intel Core i9-12900H
Unknown Unknown

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