Ultra 5 338H vs Arc G3
Aggregate performance score
G3 outperforms Core Ultra 5 338H by a minimal 4% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 501 | 527 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Power efficiency | 28.46 | 27.45 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Panther Lake (2026) | Panther Lake (2026) |
| Release date | 28 May 2026 (recently) | 5 January 2026 (less than a year ago) |
Detailed specifications
Basic parameters of Arc G3 and Core Ultra 5 338H: number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 14 (Tetradeca-Core) | 12 (Dodeca-Core) |
| Performance-cores | 2 | 4 |
| Efficient-cores | 8 | 4 |
| Low Power Efficient-cores | 4 | 4 |
| Threads | 14 | 12 |
| Base clock speed | 1.9 GHz | 1.9 GHz |
| Boost clock speed | 4.6 GHz | 4.7 GHz |
| L1 cache | 192 KB (per core) | 192 KB (per core) |
| L2 cache | 2.5 MB (per core) | 2.5 MB (per core) |
| L3 cache | 18 MB (shared) | 18 MB (shared) |
| Chip lithography | 3 nm | 3 nm |
| Maximum core temperature | 100 °C | 100 °C |
| 64 bit support | + | + |
Compatibility
Information on Arc G3 and Core Ultra 5 338H compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 1 |
| Socket | FCBGA2540 | FCBGA2540 |
| Power consumption (TDP) | 25 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Arc G3 and Core Ultra 5 338H. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | + |
| Turbo Boost Technology | 2.0 | 2.0 |
| Thermal Monitoring | + | + |
| SIPP | - | + |
| Turbo Boost Max 3.0 | + | + |
| Deep Learning Boost | + | + |
| Supported AI Software Frameworks | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN |
Security technologies
Arc G3 and Core Ultra 5 338H technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Arc G3 and Core Ultra 5 338H are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Arc G3 and Core Ultra 5 338H. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | Up to LPDDR5X 8533 MT/s | Up to LPDDR5X 8533 MT/s |
| Maximum memory size | 96 GB | 96 GB |
| Max memory channels | 2 | 2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Arc™ B370 GPU | Intel® Arc™ B370 GPU |
| Quick Sync Video | + | + |
| Graphics max frequency | 2.2 GHz | 2.4 GHz |
Graphics interfaces
Available interfaces and connections of Arc G3 and Core Ultra 5 338H integrated GPUs.
| Number of displays supported | 2 | 4 |
Graphics image quality
Maximum display resolutions supported by Arc G3 and Core Ultra 5 338H integrated GPUs, including resolutions over different interfaces.
| Max resolution over eDP | 3840 x 2400 @ 120Hz | 3840 x 2400 @ 120Hz |
| Max resolution over DisplayPort | 7680 x 4320 @ 60Hz | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Arc G3 and Core Ultra 5 338H integrated GPUs, sometimes API versions are included.
| DirectX | DirectX 12 Ultimate | DirectX 12 Ultimate |
| OpenGL | 4.6 | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Arc G3 and Core Ultra 5 338H.
| PCIe version | 5.0 and 4.0 | 5.0 and 4.0 |
| PCI Express lanes | 12 | 12 |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 17.33 | 16.72 |
| Recency | 28 May 2026 | 5 January 2026 |
| Physical cores | 14 | 12 |
| Threads | 14 | 12 |
Arc G3 has a 4% higher aggregate performance score, an age advantage of 4 months, and 17% more physical cores and 17% more threads.
Given the minimal performance differences, no clear winner can be declared between Intel Arc G3 and Intel Core Ultra 5 338H.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
