Intel Xeon Gold 6403N vs Intel Core i7-1255UL
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CPU comparison with benchmarks
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| Intel Xeon Gold 6403N | Intel Core i7-1255UL | |
CPU comparisonIntel Xeon Gold 6403N or Intel Core i7-1255UL - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Intel Xeon Gold 6403N has 24 cores with 48 threads and clocks with a maximum frequency of 3.60 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The Intel Xeon Gold 6403N was released in Q3/2023. The Intel Core i7-1255UL has 10 cores with 12 threads and clocks with a maximum frequency of 4.70 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Core i7-1255UL was released in Q3/2022. |
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| Intel Xeon Gold (163) | Family | Intel Core i7 (298) |
| Intel Xeon Gold 5400/6400 Edge Enhanced (8) | CPU group | Intel Core i 1200P/1200U (21) |
| 4 | Generation | 12 |
| Sapphire Rapids Edge Enh. | Architecture | Alder Lake U |
| Desktop / Server | Segment | Mobile |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Xeon Gold 6403N is a 24 core processor with a clock frequency of 1.90 GHz (3.60 GHz). The Intel Core i7-1255UL has 10 CPU cores with a clock frequency of 2.60 GHz (4.70 GHz). |
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| Intel Xeon Gold 6403N | Characteristic | Intel Core i7-1255UL |
| 24 | Cores | 10 |
| 48 | Threads | 12 |
| normal | Core architecture | hybrid (big.LITTLE) |
| Yes | Hyperthreading | Yes |
| No | Overclocking ? | No |
| 1.90 GHz (3.60 GHz) | A-Core | 2.60 GHz (4.70 GHz) 2x Golden Cove |
| -- | B-Core | 1.20 GHz (3.50 GHz) 8x Gracemont |
Integrated graphics (iGPU)The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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| no iGPU | GPU | Intel Iris Xe Graphics 96 (Alder Lake) |
| GPU frequency | 0.35 GHz | |
| -- | GPU (Turbo) | 1.25 GHz |
| -- | GPU Generation | 13 |
| Technology | 10 nm | |
| Max. displays | 4 | |
| -- | Compute units | 96 |
| -- | Shader | 768 |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| -- | Max. GPU Memory | 32 GB |
| -- | DirectX Version | 12.1 |
Hardware codec supportA 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. |
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| no iGPU | GPU | Intel Iris Xe Graphics 96 (Alder Lake) |
| No | Codec h265 / HEVC (8 bit) | Decode / Encode |
| No | Codec h265 / HEVC (10 bit) | Decode / Encode |
| No | Codec h264 | Decode / Encode |
| No | Codec VP9 | Decode / Encode |
| No | Codec VP8 | Decode |
| No | Codec AV1 | Decode |
| No | Codec AVC | Decode / Encode |
| No | Codec VC-1 | Decode |
| No | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Xeon Gold 6403N supports a maximum of 4096 GB of memory in 8 memory channels. The Intel Core i7-1255UL can connect up to 64 GB of memory in 2 memory channels. |
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| Intel Xeon Gold 6403N | Characteristic | Intel Core i7-1255UL |
| Memory | DDR5-4800, DDR4-3200 | |
| 4096 GB | Max. Memory | 64 GB |
| 8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
| 256.0 GB/s | Max. Bandwidth | 76.8 GB/s |
| Yes | ECC | No |
| -- | L2 Cache | 6.50 MB |
| 45.00 MB | L3 Cache | 12.00 MB |
| 4.0 | PCIe version | 4.0 |
| 64 | PCIe lanes | 28 |
| 126.0 GB/s | PCIe Bandwidth | 55.1 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon Gold 6403N has a TDP of 185 W, that of the Intel Core i7-1255UL is 15 W. |
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| Intel Xeon Gold 6403N | Characteristic | Intel Core i7-1255UL |
| 185 W | TDP (PL1 / PBP) | 15 W |
| -- | TDP (PL2) | 55 W |
| -- | TDP up | 28 W |
| -- | TDP down | 12 W |
| -- | Tjunction max. | 100 °C |
Technical detailsThe Intel Xeon Gold 6403N has a 45.00 MB cache, while the Intel Core i7-1255UL cache has a total of 18.50 MB. |
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| Intel Xeon Gold 6403N | Characteristic | Intel Core i7-1255UL |
| 10 nm | Technology | 10 nm |
| Chiplet | Chip design | Monolithic |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE4.1, SSE4.2, AVX2, AVX-512 | ISA extensions | SSE4.1, SSE4.2, AVX2 |
| LGA 4677 | Socket | BGA 1744 |
| VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
| Yes | AES-NI | Yes |
| Windows, Linux | Operating systems | Windows 10, Windows 11, Linux |
| Q3/2023 | Release date | Q3/2022 |
| 1796 $ | Release price | -- |
| show more data | show more data | |
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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 Xeon Gold 6403N
@ 0.00 GHz |
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Intel Core i7-1255UL
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz |
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Devices using this processor |
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| Intel Xeon Gold 6403N | Intel Core i7-1255UL |
| Unknown | Unknown |
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