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Apple M2 Max (38-GPU) vs Intel Core Ultra 7 255HX
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Geekbench 6 Single-Core
Single-core performance
12C / 12T · 3.50 GHz
Intel Core Ultra 7 255HX
100 %
20C / 20T · 5.20 GHz
Geekbench 6 Multi-Core
Multi-core performance
12C / 12T · 3.50 GHz
Intel Core Ultra 7 255HX
100 %
20C / 20T · 2.40 GHz
iGPU - FP32 Performance (Single-precision GFLOPS)
Apple M2 Max (38-GPU)
100 %
Apple M2 Max (38 Core)
Intel Xe 4 Core Graphics 64 EUs (Arrow Lake)
AI performance (NPU)
Apple M2 Max (38-GPU)
100 %
12C / 12T · 0.66 GHz
20C / 20T · 2.40 GHz
More benchmarks
Cinebench 2026 (ST)
218 entries
218 entries
Cinebench 2026 (MC)
219 entries
219 entries
Cinebench 2024 (SC)
427 entries
427 entries
Cinebench 2024 (MC)
422 entries
422 entries
Cinebench R23 (SC)
690 entries
690 entries
Cinebench R23 (MC)
665 entries
665 entries
Geekbench 6 (SC)
1,989 entries
1,989 entries
Geekbench 6 (MC)
1,927 entries
1,927 entries
Geekbench 5 (SC)
2,512 entries
2,512 entries
Geekbench 5 (MC)
2,483 entries
2,483 entries
FP32 SP (iGPU)
2,219 entries
2,219 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
CPU performance per watt (efficiency)
140 entries
140 entries
AI performance (NPU)
218 entries
218 entries
Specifications
At a glance
|
Wischen
|
Apple M2 Max (38-GPU) | Intel Core Ultra 7 255HX |
|---|---|---|
| Family | Apple M series (38) | Intel Core Ultra 7 (31) |
| CPU group | Apple M2 (8) | Intel Core Ultra 200HX (8) |
| Architecture | M2 | Arrow Lake |
| Technology | 5 nm | 3 nm |
| Segment | Notebook | Notebook |
| Socket | BGA 2114 | |
| Predecessor | Apple M1 Max (32-GPU) | |
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Apple M2 Max (38-GPU) | Intel Core Ultra 7 255HX |
|---|---|---|
| CPU Cores / Threads | 12 / 12 | 20 / 20 |
| Hyperthreading / SMT | ✗ | ✗ |
| Core architecture | hybrid (big.LITTLE) | hybrid (big.LITTLE) |
| Core Cluster 1: | 8x Avalanche 0.66 - 3.50 GHz |
8x Lion Cove 2.40 - 5.20 GHz |
| Core Cluster 2: | 4x Blizzard 0.60 - 2.42 GHz |
12x Skymont 1.80 - 4.50 GHz |
| L2-Cache | 36.00 MB | 36.00 MB |
| L3-Cache | 30.00 MB | |
| Overclocking | ✗ | ✓ |
Integrated graphics (iGPU)
|
Wischen
|
Apple M2 Max (38-GPU) | Intel Core Ultra 7 255HX |
|---|---|---|
| GPU name | Apple M2 Max (38 Core) | Intel Xe 4 Core Graphics 64 EUs (Arrow Lake) |
| GPU frequency | 0.45 - 1.40 GHz | 0.30 - 1.85 GHz |
| CUs / Shader | 608 / 4864 | 4 / 512 |
| Raytracing | ✗ | ✓ |
| Max. displays | 5 | 3 |
| Max. GPU Memory | 96 GB | 32 GB |
| Technology | 5 nm | 5 nm |
| Release date | Q1/2023 | Q3/2024 |
NPU AI performance
|
Wischen
|
Apple M2 Max (38-GPU) | Intel Core Ultra 7 255HX |
|---|---|---|
| AI hardware | Apple Neural Engine | Intel® AI Boost |
| AI specifications | 16 Neural cores @ 15.8 TOPS | Intel AI Boost NPU 4 @ 13 TOPS |
| NPU + CPU + iGPU | 33 TOPS |
Memory & PCIe
|
Wischen
|
Apple M2 Max (38-GPU) | Intel Core Ultra 7 255HX |
|---|---|---|
| Memory | LPDDR5-6400 (409.6 GB/s) | DDR5-6400 (102.4 GB/s) |
| Max. Memory | 96 GB | 192 GB |
| Memory channels | 4 | 2 |
| ECC | No | Yes |
| PCIe | 4.0 x 32 | 5.0 x 20 |
| PCIe Bandwidth | 63.0 GB/s | 78.8 GB/s |
Thermal Management
|
Wischen
|
Apple M2 Max (38-GPU) | Intel Core Ultra 7 255HX |
|---|---|---|
| TDP | 40 W | 55 W |
| TDP (PL2) | 160 W | |
| TDP up | ||
| TDP down | 45 W | |
| T. junction max. | 100 °C | 105 °C |
Technical details
|
Wischen
|
Apple M2 Max (38-GPU) | Intel Core Ultra 7 255HX |
|---|---|---|
| Chip design | Monolithic | Chiplet |
| AES-NI | ✓ | ✓ |
| Operating systems | macOS, iPadOS | Windows 11, Linux |
| Instruction set | Armv8.5-A (64 bit) | x86-64 (64 bit) |
| ISA extensions | Rosetta 2 x86-Emulation | SSE4.1, SSE4.2, AVX2 |
| Release date | Q1/2023 | Q1/2025 |
| Release price | ||
| Documents | Technical data sheet | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Apple M2 Max (38-GPU) is 4.8 stars (92 ratings), while Intel Core Ultra 7 255HX has received 3.4 stars (147 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
1
Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 4.61 GHz
2
Apple M2 Ultra (76-GPU)
24C / 24T · 3.50 GHz
3
Apple M5 Pro (15-CPU 16-GPU)
15C / 15T · 4.61 GHz
4
Apple M5 Max (18-CPU 40-GPU)
18C / 18T · 4.61 GHz
5
Apple M1 Ultra (48-GPU)
20C / 20T · 3.20 GHz
6
Apple M2 Ultra (60-GPU)
24C / 24T · 3.50 GHz
7
Apple M1 Pro (8-CPU)
8C / 8T · 3.20 GHz
8
Apple M2 Max (38-GPU)
12C / 12T · 3.50 GHz
9
Intel Core Ultra 7 255HX
20C / 20T · 5.20 GHz
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