Intel Core i9-12900HX vs Qualcomm Snapdragon 8cx Gen. 2

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CPU comparison with benchmarks


Intel Core i9-12900HX CPU1 vs CPU2 Qualcomm Snapdragon 8cx Gen. 2
Intel Core i9-12900HX Qualcomm Snapdragon 8cx Gen. 2

CPU comparison

In this CPU comparison, we compare the Intel Core i9-12900HX and the Qualcomm Snapdragon 8cx Gen. 2 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 Qualcomm Snapdragon 8cx Gen. 2 which has 8 CPU cores and was introduced in Q4/2018.
Intel Core i9 (78) Family Qualcomm Snapdragon (102)
Intel Core i 12000H (23) CPU group Qualcomm Snapdragon 8cx (2)
12 Generation 2
Alder Lake H Architecture Kryo 495
Mobile Segment Mobile
-- Predecessor --
Intel Core i9-13900HX Successor Qualcomm Snapdragon 8cx Gen 3

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 Qualcomm Snapdragon 8cx Gen. 2 clocks with 3.15 GHz, has 8 CPU cores and can calculate 8 threads in parallel.

Intel Core i9-12900HX Characteristic Qualcomm Snapdragon 8cx Gen. 2
16 Cores 8
24 Threads 8
hybrid (big.LITTLE) Core architecture hybrid (big.LITTLE)
Yes Hyperthreading No
Yes Overclocking ? No
2.30 GHz (5.00 GHz)
8x Golden Cove
A-Core 3.15 GHz
4x Kryo 495 Gold
1.70 GHz (3.60 GHz)
8x Gracemont
B-Core 1.80 GHz
4x Kryo 495 Silver

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.

Intel Core i9-12900HX Characteristic Qualcomm Snapdragon 8cx Gen. 2
-- AI hardware Qualcomm AI engine
-- AI specifications Hexagon 690 @ 7 TOPS

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.

Intel UHD Graphics 770 GPU Qualcomm Adreno 690
0.30 GHz GPU frequency 0.25 GHz
1.55 GHz GPU (Turbo) 0.59 GHz
11 GPU Generation 6
10 nm Technology 7 nm
3 Max. displays 0
32 Compute units --
256 Shader --
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory --
12 DirectX Version 12.0

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 Qualcomm Adreno 690
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
Decode / Encode Codec VP8 Decode / Encode
Decode Codec AV1 No
Decode / Encode Codec AVC Decode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

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 Qualcomm Snapdragon 8cx Gen. 2 supports a maximum of 32 GB of memory with a maximum memory bandwidth of 68.2 GB/s enabled.

Intel Core i9-12900HX Characteristic Qualcomm Snapdragon 8cx Gen. 2
LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200 Memory LPDDR4X-4266
128 GB Max. Memory 32 GB
2 (Dual Channel) Memory channels 8 (Octa Channel)
83.2 GB/s Max. Bandwidth 68.2 GB/s
No ECC No
14.00 MB L2 Cache --
30.00 MB L3 Cache 2.00 MB
5.0 PCIe version --
20 PCIe lanes --
78.8 GB/s PCIe Bandwidth --

Thermal Management

The Intel Core i9-12900HX has a TDP of 55 W. The TDP of the Qualcomm Snapdragon 8cx Gen. 2 is 7 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i9-12900HX Characteristic Qualcomm Snapdragon 8cx Gen. 2
55 W TDP (PL1 / PBP) 7 W
157 W TDP (PL2) --
86 W TDP up --
45 W TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i9-12900HX has 44.00 MB cache and is manufactured in 10 nm. The cache of Qualcomm Snapdragon 8cx Gen. 2 is at 2.00 MB. The processor is manufactured in 7 nm.

Intel Core i9-12900HX Characteristic Qualcomm Snapdragon 8cx Gen. 2
10 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions --
BGA 1744 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Android, Windows 10 (ARM)
Q2/2022 Release date Q4/2018
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:
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core i9-12900HX (100%)
Qualcomm Snapdragon 8cx Gen. 2 (41%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Core i9-12900HX (100%)
Qualcomm Snapdragon 8cx Gen. 2 (18%)

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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz
760 (41%)

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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz
2855 (18%)

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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
Qualcomm Adreno 690 @ 0.59 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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 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%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz
0 (0%)

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 2.30 GHz
0 (0%)
Qualcomm Snapdragon 8cx Gen. 2 Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz
7 (100%)

Devices using this processor

Intel Core i9-12900HX Qualcomm Snapdragon 8cx Gen. 2
Unknown Lenovo Flex 5G
Lenovo Yoga C 5G
Samsung Galaxy Book S

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