Xeon Platinum 8124M vs Ultra 7 255H
Aggregate performance score
Core Ultra 7 255H outperforms Xeon Platinum 8124M by a significant 23% 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 | 413 | 574 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 30.24 | no data |
| Market segment | Laptop | Server |
| Series | no data | Intel Xeon Platinum |
| Power efficiency | no data | 6.32 |
| Designer | Intel | Intel |
| Architecture codename | Arrow Lake-H (2025) | Skylake (server) (2017−2018) |
| Release date | 1 January 2025 (less than a year ago) | no data |
| Launch price (MSRP) | $514 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Core Ultra 7 255H and Xeon Platinum 8124M basic parameters such as 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 | 16 (Hexadeca-Core) | 18 (Octadeca-Core) |
| Performance-cores | 6 | no data |
| Efficient-cores | 8 | no data |
| Low Power Efficient-cores | 2 | no data |
| Threads | 16 | 36 |
| Base clock speed | 4.4 GHz | no data |
| Boost clock speed | 5.1 GHz | 3 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| Multiplier | no data | 30 |
| L1 cache | no data | 1.125 MB |
| L2 cache | no data | 18 MB |
| L3 cache | 24 MB | 24.75 MB |
| Chip lithography | 5 nm | 14 nm |
| Maximum core temperature | 110 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
Compatibility
Information on Core Ultra 7 255H and Xeon Platinum 8124M 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 | no data | 8 (Multiprocessor) |
| Socket | FCBGA2049 | Socket P |
| Power consumption (TDP) | 26 MB + 24 MB | 240 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 255H and Xeon Platinum 8124M. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | no data |
| AES-NI | + | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | - | no data |
| TSX | - | + |
| Thermal Monitoring | + | - |
| Turbo Boost Max 3.0 | + | no data |
| Deep Learning Boost | + | - |
| Supported AI Software Frameworks | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN | - |
Security technologies
Core Ultra 7 255H and Xeon Platinum 8124M technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 7 255H and Xeon Platinum 8124M are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 255H and Xeon Platinum 8124M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-6400 | DDR4-2666 |
| Maximum memory size | 128 GB | 1,536 GB |
| Max memory channels | 2 | 6 |
| Maximum memory bandwidth | no data | 128.001 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Arc™ 140T GPU | no data |
| Quick Sync Video | + | - |
| Graphics max frequency | 2.25 GHz | no data |
Graphics interfaces
Available interfaces and connections of Core Ultra 7 255H and Xeon Platinum 8124M integrated GPUs.
| Number of displays supported | 4 | no data |
Graphics image quality
Maximum display resolutions supported by Core Ultra 7 255H and Xeon Platinum 8124M integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 4096 x 2304 @ 60Hz (HDMI 2.1 TMDS)7680 x 4320 @ 60Hz (HDMI 2.1 FRL) | no data |
| Max resolution over eDP | 3840 x 2400 @ 120Hz | no data |
| Max resolution over DisplayPort | 7680 x 4320 @ 60Hz | no data |
Graphics API support
APIs supported by Core Ultra 7 255H and Xeon Platinum 8124M integrated GPUs, sometimes API versions are included.
| DirectX | 12.2 | no data |
| OpenGL | 4.6 | no data |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 7 255H and Xeon Platinum 8124M.
| PCIe version | 5.0 and 4.0 | 3.0 |
| PCI Express lanes | 28 | 48 |
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.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Performance score | 17.46 | 14.15 |
| Physical cores | 16 | 18 |
| Threads | 16 | 36 |
| Chip lithography | 5 nm | 14 nm |
| Power consumption (TDP) | 26 Watt | 240 Watt |
Ultra 7 255H has a 23.4% higher aggregate performance score, a 180% more advanced lithography process, and 823.1% lower power consumption.
Xeon Platinum 8124M, on the other hand, has 12.5% more physical cores and 125% more threads.
The Intel Core Ultra 7 255H is our recommended choice as it beats the Intel Xeon Platinum 8124M in performance tests.
Be aware that Core Ultra 7 255H is a notebook processor while Xeon Platinum 8124M is a server/workstation one.
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