Intel Core i9-12900HX vs Intel Core Ultra 7 165U

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CPU comparison with benchmarks


Intel Core i9-12900HX CPU1 vs CPU2 Intel Core Ultra 7 165U
Intel Core i9-12900HX Intel Core Ultra 7 165U

CPU comparison

In this CPU comparison, we compare the Intel Core i9-12900HX and the Intel Core Ultra 7 165U 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 Intel Core Ultra 7 165U which has 12 CPU cores and was introduced in Q4/2023.
Intel Core i9 (78) Family Intel Core Ultra 7 (10)
Intel Core i 12000H (23) CPU group Intel Core Ultra 100U (7)
12 Generation 1
Alder Lake H Architecture Meteor Lake U
Mobile Segment Mobile
-- Predecessor --
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 Intel Core Ultra 7 165U clocks with 1.70 GHz (4.90 GHz), has 12 CPU cores and can calculate 14 threads in parallel.

Intel Core i9-12900HX Characteristic Intel Core Ultra 7 165U
16 Cores 12
24 Threads 14
hybrid (big.LITTLE) Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
Yes Overclocking ? No
2.30 GHz (5.00 GHz)
8x Golden Cove
A-Core 1.70 GHz (4.90 GHz)
2x Redwood Cove
1.70 GHz (3.60 GHz)
8x Gracemont
B-Core 1.20 GHz (3.80 GHz)
8x Crestmont
-- C-Core 0.70 GHz (2.10 GHz)
2x Crestmont

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 Intel Core Ultra 7 165U
-- AI hardware Intel® AI Boost
-- AI specifications Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT)
-- 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 Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake)
0.30 GHz GPU frequency 0.60 GHz
1.55 GHz GPU (Turbo) 2.00 GHz
11 GPU Generation --
10 nm Technology 5 nm
3 Max. displays 4
32 Compute units 64
256 Shader 512
No Hardware Raytracing Yes
No Frame Generation No
64 GB Max. GPU Memory 32 GB
12 DirectX Version 12.2

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 Intel Iris Xe 4 Core Graphics 64 EUs (Meteor 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
Decode / Encode Codec VP8 Decode
Decode Codec AV1 Decode / Encode
Decode / Encode Codec AVC Decode / Encode
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 Intel Core Ultra 7 165U supports a maximum of 96 GB of memory with a maximum memory bandwidth of 120.0 GB/s enabled.

Intel Core i9-12900HX Characteristic Intel Core Ultra 7 165U
LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200 Memory LPDDR5X-7500, DDR5-5600
128 GB Max. Memory 96 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
83.2 GB/s Max. Bandwidth 120.0 GB/s
No ECC No
14.00 MB L2 Cache 12.00 MB
30.00 MB L3 Cache --
5.0 PCIe version 4.0
20 PCIe lanes 20
78.8 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The Intel Core i9-12900HX has a TDP of 55 W. The TDP of the Intel Core Ultra 7 165U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i9-12900HX Characteristic Intel Core Ultra 7 165U
55 W TDP (PL1 / PBP) 15 W
157 W TDP (PL2) 57 W
86 W TDP up 28 W
45 W TDP down 12 W
100 °C Tjunction max. 110 °C

Technical details

The Intel Core i9-12900HX has 44.00 MB cache and is manufactured in 10 nm. The cache of Intel Core Ultra 7 165U is at 12.00 MB. The processor is manufactured in 7 nm.

Intel Core i9-12900HX Characteristic Intel Core Ultra 7 165U
10 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions SSE4.1, SSE4.2, AVX2
LGA 1700 Socket BGA 2049
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 11, Linux
Q2/2022 Release date Q4/2023
606 $ Release price --
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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 Intel Core Ultra 7 165U to help other visitors make their purchasing decisions. The average rating is 4.1 stars (8 ratings). Rate now:


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 (40%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) @ 2.00 GHz
1985 (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.
Intel Core i9-12900HX Intel Core i9-12900HX
16C 24T @ 5.00 GHz
1902 (100%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 4.90 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%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 1.70 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%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 4.90 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%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 1.70 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%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 4.90 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%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 1.70 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%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 4.90 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%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 1.70 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%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 1.70 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%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 4.90 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%)
Intel Core Ultra 7 165U Intel Core Ultra 7 165U
12C 14T @ 1.70 GHz
0 (0%)

Devices using this processor

Intel Core i9-12900HX Intel Core Ultra 7 165U
Unknown Unknown

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