Intel Xeon W-11155MRE vs Intel Core i5-8400B
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CPU comparison with benchmarks
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| Intel Xeon W-11155MRE | Intel Core i5-8400B | |
CPU comparisonIntel Xeon W-11155MRE or Intel Core i5-8400B - 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 W-11155MRE has 4 cores with 8 threads and clocks with a maximum frequency of 4.40 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Xeon W-11155MRE was released in Q3/2021. The Intel Core i5-8400B has 6 cores with 6 threads and clocks with a maximum frequency of 3.80 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Core i5-8400B was released in Q2/2018. |
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| Intel Xeon W (83) | Family | Intel Core i5 (331) |
| Intel Xeon W-11000M (8) | CPU group | Intel Core i 8000 (20) |
| 11 | Generation | 8 |
| Tiger Lake H | Architecture | Coffee Lake S |
| Mobile | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Xeon W-11155MRE is a 4 core processor with a clock frequency of 2.40 GHz (4.40 GHz). The Intel Core i5-8400B has 6 CPU cores with a clock frequency of 2.80 GHz (3.80 GHz). |
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| Intel Xeon W-11155MRE | Characteristic | Intel Core i5-8400B |
| 4 | Cores | 6 |
| 8 | Threads | 6 |
| normal | Core architecture | normal |
| Yes | Hyperthreading | No |
| No | Overclocking ? | No |
| 2.40 GHz | Frequency | 2.80 GHz |
| 4.40 GHz | Turbo Frequency (1 Core) | 3.80 GHz |
| 3.40 GHz | Turbo Frequency (All Cores) | 4.00 GHz |
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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| Intel UHD Graphics 11th Gen (16 EU) | GPU | Intel UHD Graphics 630 |
| 0.35 GHz | GPU frequency | 0.35 GHz |
| 1.25 GHz | GPU (Turbo) | 1.15 GHz |
| 11 | GPU Generation | 9.5 |
| 10 nm | Technology | 14 nm |
| 3 | Max. displays | 3 |
| 16 | Compute units | 24 |
| 128 | Shader | 192 |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| 64 GB | Max. GPU Memory | 64 GB |
| 12 | DirectX Version | 12 |
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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| Intel UHD Graphics 11th Gen (16 EU) | GPU | Intel UHD Graphics 630 |
| Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
| Decode / Encode | Codec h265 / HEVC (10 bit) | Decode / Encode |
| Decode / Encode | Codec h264 | Decode / Encode |
| Decode / Encode | Codec VP9 | Decode / Encode |
| Decode / Encode | Codec VP8 | Decode / Encode |
| Decode | Codec AV1 | No |
| Decode / Encode | Codec AVC | Decode / Encode |
| Decode | Codec VC-1 | Decode |
| Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Xeon W-11155MRE supports a maximum of 128 GB of memory in 2 memory channels. The Intel Core i5-8400B can connect up to 64 GB of memory in 2 memory channels. |
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| Intel Xeon W-11155MRE | Characteristic | Intel Core i5-8400B |
| DDR4-3200 | Memory | DDR4-2666 |
| 128 GB | Max. Memory | 64 GB |
| 2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
| 51.2 GB/s | Max. Bandwidth | 42.7 GB/s |
| Yes | ECC | No |
| -- | L2 Cache | -- |
| 8.00 MB | L3 Cache | 9.00 MB |
| 4.0 | PCIe version | 3.0 |
| 20 | PCIe lanes | 16 |
| 39.4 GB/s | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon W-11155MRE has a TDP of 45 W, that of the Intel Core i5-8400B is 65 W. |
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| Intel Xeon W-11155MRE | Characteristic | Intel Core i5-8400B |
| 45 W | TDP (PL1 / PBP) | 65 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| 35 W | TDP down | -- |
| 100 °C | Tjunction max. | 100 °C |
Technical detailsThe Intel Xeon W-11155MRE has a 8.00 MB cache, while the Intel Core i5-8400B cache has a total of 9.00 MB. |
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| Intel Xeon W-11155MRE | Characteristic | Intel Core i5-8400B |
| 10 nm | Technology | 14 nm |
| Monolithic | 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 |
| BGA 1787 | Socket | BGA 1440 |
| VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
| Yes | AES-NI | Yes |
| Operating systems | Windows 10, Windows 11, Linux | |
| Q3/2021 | Release date | Q2/2018 |
| 249 $ | Release price | 260 $ |
| 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 W-11155MRE
Intel UHD Graphics 11th Gen (16 EU) @ 1.25 GHz |
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Intel Core i5-8400B
Intel UHD Graphics 630 @ 1.15 GHz |
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Blender 3.1 Benchmark
In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
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Intel Xeon W-11155MRE
4C 8T @ 3.40 GHz |
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Intel Core i5-8400B
6C 6T @ 4.00 GHz |
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Devices using this processor |
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| Intel Xeon W-11155MRE | Intel Core i5-8400B |
| Unknown | Unknown |
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