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Intel Core Ultra 9 275HX Benchmark, Test and specs
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This very powerful high-end mobile processor is often used in gaming notebooks and workstations. The Intel Core Ultra 9 275HX has 24 cores with 24 threads and is based on the 2. gen of the Intel Core Ultra 9 series. The processor uses a mainboard with the BGA 2114 socket and was released in Q1/2025.
| Name: | Intel Core Ultra 9 275HX |
|---|---|
| Family: | Intel Core Ultra 9 (8) |
| CPU group: | Intel Core Ultra 200HX (6) |
| Architecture: | Arrow Lake |
| Technology: | 3 nm |
| Segment: | Notebook |
| Generation: | 2 |
| Predecessor: | -- |
| Successor: | -- |
CPU Cores and Base Frequency
The Intel Core Ultra 9 275HX has 24 CPU cores and can calculate 24 threads in parallel. The clock frequency of the Intel Core Ultra 9 275HX is 2.70 GHz (5.40 GHz). The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
| CPU Cores / Threads: | 24 / 24 |
|---|---|
| Core architecture: | hybrid (big.LITTLE) |
| A-Core: | 8x Lion Cove |
| B-Core: | 16x Skymont |
| Hyperthreading / SMT: | No |
|---|---|
| Overclocking: | Intel Thermal Velocity Boost Intel Turbo Boost Max |
| A-Core Frequency: | 2.70 GHz (5.40 GHz) |
| B-Core Frequency: | 2.10 GHz (4.60 GHz) |
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.
| AI hardware: | Intel® AI Boost |
|---|---|
| AI specifications: | Intel AI Boost NPU 4 @ 13 TOPS |
| NPU + CPU + iGPU: | 36 TOPS |
Integrated graphics (iGPU)
The Intel Core Ultra 9 275HX has integrated graphics, called iGPU for short. Specifically, the Intel Core Ultra 9 275HX uses the Intel Xe 4 Core Graphics 64 EUs (Arrow Lake), which has 512 texture shaders and 4 execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
| GPU name: | Intel Xe 4 Core Graphics 64 EUs (Arrow Lake) |
|---|---|
| GPU frequency: | 0.30 GHz |
| GPU (Turbo): | 1.90 GHz |
| Compute units: | 4 |
| Shader: | 512 |
| Hardware Raytracing: | Yes |
| Release date: | Q3/2024 |
| Max. displays: | 3 |
|---|---|
| Generation: | -- |
| Direct X: | 12.2 |
| Technology: | 5 nm |
| Max. GPU Memory: | 32 GB |
| Frame Generation: | No |
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.
| h265 / HEVC (8 bit): | Decode / Encode |
|---|---|
| h265 / HEVC (10 bit): | Decode / Encode |
| h264: | Decode / Encode |
| VP8: | Decode |
| VP9: | Decode |
| AV1: | Decode / Encode |
|---|---|
| AVC: | Decode / Encode |
| VC-1: | Decode |
| JPEG: | Decode / Encode |
Memory & PCIeThe processor can use up to 192 GB memory in 2 (Dual Channel) memory channels. The maximum memory bandwidth is 102.4 GB/s. The memory type as well as the amount of memory can greatly affect the speed of the system. |
|
| Memory type: | Memory bandwidth: |
|---|---|
| DDR5-6400 | 102.4 GB/s |
| Max. Memory: | 192 GB |
| Memory channels: | 2 (Dual Channel) |
| ECC: | Yes |
| PCIe: | 5.0 x 20 |
| PCIe Bandwidth: | 78.8 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the processor is 55 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. The TDP usually gives a rough idea of the actual power consumption of the CPU. |
|
|---|---|
| TDP (PL1 / PBP): | 55 W |
| TDP (PL2): | 160 W |
| TDP up: | -- |
| TDP down: | 45 W |
| Tjunction max.: | 105 °C |
Technical details
The Intel Core Ultra 9 275HX is made in 3 nm. The smaller the manufacturing process of a CPU, the more modern and energy-efficient it is. Overall, the processor has 76.00 MB cache. A large cache can greatly speed up the processor's speed in some cases such as games.
| Technology: | 3 nm |
|---|---|
| Chip design: | Chiplet |
| Socket: | BGA 2114 |
| L2-Cache: | 40.00 MB |
| L3-Cache: | 36.00 MB |
| AES-NI: | Yes |
| Operating systems: | Windows 11, Linux |
| Virtualization: | VT-x, VT-x EPT, VT-d |
|---|---|
| Instruction set (ISA): | x86-64 (64 bit) |
| ISA extensions: | SSE4.1, SSE4.2, AVX2 |
| Release date: | Q1/2025 |
| Release price: | -- |
| Part Number: | -- |
| Documents: | Technical data sheet |
24C 24T @ 2.70 GHz (5.40 GHz)
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Benchmark results
The benchmark results for the Intel Core Ultra 9 275HX have been carefully checked by us. We only publish benchmark results that have been created by us or that have been submitted by a visitor and then checked by a team member. All results are based on and fullfill our benchmark guidelines.
Screenshots:
Screenshots:
Geekbench 6 Single-Core
Geekbench 6 is a partial load benchmark for modern computers, notebooks and smartphones. In the single-core test, only the fastest CPU core is measured. The test run simulates the performance in practice.
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Apple M3
8C 8T @ 4.06 GHz |
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Intel Core Ultra 9 285HX
24C 24T @ 5.50 GHz |
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Intel Core Ultra 9 285H
16C 16T @ 5.40 GHz |
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Intel Core Ultra 9 275HX
24C 24T @ 5.40 GHz |
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Qualcomm Snapdragon X Elite (X1E-84-100)
12C 12T @ 4.20 GHz |
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Intel Core i9-14900HX
24C 32T @ 5.80 GHz |
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AMD Ryzen AI 9 HX 370
12C 24T @ 5.10 GHz |
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Geekbench 6 Multi-Core
The practical Geekbench 6 multi-core benchmark tests the system's performance under partial load. The processor's maximum power consumption is far from being used up.
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AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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Intel Core i7-14700HX
20C 28T @ 2.10 GHz |
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AMD Ryzen 9 7945HX3D
16C 32T @ 2.30 GHz |
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Intel Core Ultra 9 275HX
24C 24T @ 2.70 GHz |
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AMD Ryzen 9 7940HX
16C 32T @ 2.40 GHz |
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Intel Core i9-13900HX
24C 32T @ 4.60 GHz |
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Apple M3 Pro (12-CPU 18-GPU)
12C 12T @ 3.80 GHz |
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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.
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Intel Core i7-1255U
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz |
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Intel Core i7-1265U
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz |
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Intel Core i7-1265UL
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz |
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Intel Core Ultra 9 275HX
Intel Xe 4 Core Graphics 64 EUs (Arrow Lake) @ 1.90 GHz |
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Intel Core Ultra 7 265HX
Intel Xe 4 Core Graphics 64 EUs (Arrow Lake) @ 1.90 GHz |
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Intel Core Ultra 5 245HX
Intel Xe 4 Core Graphics 64 EUs (Arrow Lake) @ 1.90 GHz |
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Intel Core Ultra 5 135U
Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) @ 1.90 GHz |
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AI performance (NPU)
The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.
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).
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).
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Apple M2
8C 8T @ 0.66 GHz |
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Apple M2 (8-GPU)
8C 8T @ 0.66 GHz |
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Apple M2 Pro (12-CPU 19-GPU)
12C 12T @ 0.66 GHz |
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Intel Core Ultra 9 275HX
24C 24T @ 2.70 GHz |
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Intel Core Ultra 5 225U
12C 14T @ 1.50 GHz |
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Intel Core Ultra 5 235U
12C 14T @ 2.00 GHz |
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Intel Core Ultra 5 235HX
14C 14T @ 2.90 GHz |
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Benchmarks
Geekbench 6 (SC)
1,886 entries
1,886 entries
Geekbench 6 (MC)
1,820 entries
1,820 entries
FP32 SP (iGPU)
2,155 entries
2,155 entries
AI performance (NPU)
182 entries
182 entries
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