CPU comparison with benchmarks |
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CPU lineage |
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Intel Core i5-8400B or Intel Core i5-8400B – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i5-8400B features 6 processor cores and has the capability to manage 6 threads concurrently. It was released in Q2/2018 and belongs to the 8 generation of the Intel Core i5 series. To use the Intel Core i5-8400B, you'll need a motherboard with a BGA 1440 socket. The Intel Xeon W-2265 features 12 processor cores and has the capability to manage 24 threads concurrently. It was released in Q4/2019 and belongs to the 7 generation of the Intel Xeon W series. To use the Intel Xeon W-2265, you'll need a motherboard with a LGA 2066 socket. |
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Desktop / Server | Segment | Desktop / Server |
Intel Core i5-8400B | Name | Intel Xeon W-2265 |
Intel Core i 8000 | Group | Intel Xeon W-2200/3200 |
8 | Generation | 7 |
Intel Core i5 | Family | Intel Xeon W |
CPU Cores and Base Frequency |
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The Intel Core i5-8400B has 6 CPU cores and can calculate 6 threads in parallel.
The clock frequency of the Intel Core i5-8400B is 2.8 GHz and turbo frequency for one core is 3.8 GHz. The number of CPU cores greatly affects the speed of the processor and is an important performance indicator. The Intel Xeon W-2265 has 12 CPU cores and can calculate 24 threads in parallel. The clock frequency of the Intel Xeon W-2265 is 3.5 GHz and turbo frequency for one core is 4.8 GHz. |
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No | Overclocking | No |
3.8 GHz | Turbo Frequency (1 core) | 4.8 GHz |
6 | Threads | 24 |
No | Hyperthreading | Yes |
6x | Cores | 12x |
2.8 GHz | Frequency | 3.5 GHz |
6 | CPU Cores | 12 |
normal | Core architecture | normal |
4.0 GHz | Turbo Frequency (all cores) | None |
Internal Graphics |
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The Intel Core i5-8400B has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-8400B uses the Intel UHD Graphics 630, which has 192 texture shaders and 24 execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. The Intel Xeon W-2265 does not have integrated graphics. |
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0.35 GHz | GPU frequency | -- |
24 | Execution units | -- |
Q4/2017 | Release date | -- |
1.15 GHz | GPU (Turbo) | -- |
-- | Max. displays | -- |
192 | Shaders | -- |
64.0 GB | Max. GPU Memory | 0 bytes |
9.5 | Generation | -- |
12 | Direct X | -- |
14 nm | Technology | -- |
Intel UHD Graphics 630 | GPU name | |
Artificial Intelligence and Machine Learning |
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-- | AI specifications | -- |
-- | AI hardware | -- |
Hardware codec support |
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A 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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Decode / Encode | h265 / HEVC (8 bit) | -- |
No | AV1 | -- |
Decode / Encode | VP9 | -- |
Decode | VC-1 | -- |
Decode / Encode | VP8 | -- |
Decode / Encode | h264 | -- |
Decode / Encode | JPEG | -- |
Decode / Encode | AVC | -- |
Decode / Encode | h265 / HEVC (10 bit) | -- |
Memory & PCIe |
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The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 42.7 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 1.0 TB distributed across 4 memory channels. It offers a peak memory bandwidth of 93.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance. |
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64.0 GB | Max. Memory | 1.0 TB |
DDR4-2666 | Memory type | DDR4-2933 |
pci | PCIe | pci |
Yes | AES-NI | Yes |
42.7 GB/s | Bandwidth | 93.8 GB/s |
No | ECC | Yes |
2 | Memory channels | 4 |
Thermal Management |
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The processor has a thermal design power (TDP) of 65 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself. The processor has a thermal design power (TDP) of 165 W watts. |
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65 W | TDP (PL1 / PBP) | 165 W |
100 °C | Tjunction max | -- |
Technical details |
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The Intel Core i5-8400B is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU. In total, this processor boasts a generous 9.0 MB cache. A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming. The Intel Xeon W-2265 is manufactured using a 14 nm process. In total, this processor boasts a generous 19.2 MB cache. |
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Windows 10, Linux, Windows 11 | Operating systems | Windows 10, Linux |
0 bytes | L2-Cache | 0 bytes |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 |
9.0 MB | L3-Cache | 19.2 MB |
Q2/2018 | Release date | Q4/2019 |
260 $ | Release price | 944 $ |
Technical data sheet | Documents | Technical data sheet |
-- | Part Number | -- |
BGA 1440 | Socket | LGA 2066 |
Coffee Lake S | Architecture | Cascade Lake W |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
14 nm | Technology | 14 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |