Intel Core i5-8279U vs Intel Core i5-8400H
Comparative analysis of Intel Core i5-8279U and Intel Core i5-8400H processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, PassMark - Single thread mark, PassMark - CPU mark.
Differences
Reasons to consider the Intel Core i5-8279U
- Around 61% lower typical power consumption: 28 Watt vs 45 Watt
- Around 16% better performance in Geekbench 4 - Multi-Core: 3981 vs 3428
| Specifications (specs) | |
| Thermal Design Power (TDP) | 28 Watt vs 45 Watt |
| Benchmarks | |
| Geekbench 4 - Multi-Core | 3981 vs 3428 |
Reasons to consider the Intel Core i5-8400H
- Around 2% higher clock speed: 4.20 GHz vs 4.10 GHz
- Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
- 2x more maximum memory size: 64 GB vs 32 GB
- Around 2% better performance in PassMark - Single thread mark: 2350 vs 2297
- Around 2% better performance in PassMark - CPU mark: 7645 vs 7482
| Specifications (specs) | |
| Maximum frequency | 4.20 GHz vs 4.10 GHz |
| L3 cache | 8 MB vs 6 MB |
| Maximum memory size | 64 GB vs 32 GB |
| Benchmarks | |
| Geekbench 4 - Single Core | 1044 vs 1043 |
| PassMark - Single thread mark | 2350 vs 2297 |
| PassMark - CPU mark | 7645 vs 7482 |
Compare benchmarks
CPU 1: Intel Core i5-8279U
CPU 2: Intel Core i5-8400H
| Geekbench 4 - Single Core |
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| Geekbench 4 - Multi-Core |
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| PassMark - Single thread mark |
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| PassMark - CPU mark |
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| Name | Intel Core i5-8279U | Intel Core i5-8400H |
|---|---|---|
| Geekbench 4 - Single Core | 1043 | 1044 |
| Geekbench 4 - Multi-Core | 3981 | 3428 |
| PassMark - Single thread mark | 2297 | 2350 |
| PassMark - CPU mark | 7482 | 7645 |
Compare specifications (specs)
| Intel Core i5-8279U | Intel Core i5-8400H | |
|---|---|---|
Essentials |
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| Architecture codename | Coffee Lake | Coffee Lake |
| Launch date | Q2'19 | 1 March 2018 |
| Launch price (MSRP) | $320 | |
| Place in performance rating | 1358 | 1366 |
| Processor Number | i5-8279U | i5-8400H |
| Vertical segment | Mobile | Mobile |
| Price now | $250 | |
| Series | 8th Generation Intel® Core™ i5 Processors | |
| Status | Launched | |
| Value for money (0-100) | 12.11 | |
Performance |
||
| 64 bit support | ||
| Base frequency | 2.40 GHz | 2.50 GHz |
| Bus Speed | 4 GT/s OPI | 8 GT/s DMI |
| L3 cache | 6 MB | 8 MB |
| Manufacturing process technology | 14 nm | 14 nm |
| Maximum core temperature | 100 °C | 100°C |
| Maximum frequency | 4.10 GHz | 4.20 GHz |
| Number of cores | 4 | 4 |
| Number of threads | 8 | 8 |
| Die size | 126 mm | |
| L1 cache | 256 KB | |
| L2 cache | 1 MB | |
| Maximum case temperature (TCase) | 72 °C | |
Memory |
||
| ECC memory support | ||
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 37.5 GB/s | 41.8 GB/s |
| Maximum memory size | 32 GB | 64 GB |
| Supported memory types | DDR4-2400, LPDDR3-2133 | DDR4-2666, LPDDR3-2133 |
Graphics |
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| Device ID | 0x3EA5 | 0x3E9B |
| eDRAM | 128 MB | |
| Graphics base frequency | 300 MHz | 350 MHz |
| Graphics max dynamic frequency | 1.15 GHz | 1.10 GHz |
| Intel® Clear Video HD technology | ||
| Intel® Clear Video technology | ||
| Intel® InTru™ 3D technology | ||
| Intel® Quick Sync Video | ||
| Max video memory | 32 GB | 64 GB |
| Processor graphics | Intel Iris Plus Graphics 655 | Intel® UHD Graphics 630 |
Graphics interfaces |
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| DisplayPort | ||
| DVI | ||
| eDP | ||
| HDMI | ||
| Number of displays supported | 3 | 3 |
Graphics image quality |
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| 4K resolution support | ||
| Max resolution over DisplayPort | 4096x2304@60Hz | 4096x2304@60Hz |
| Max resolution over eDP | 4096x2304@60Hz | 4096x2304@60Hz |
| Max resolution over HDMI 1.4 | 4096x2304@30Hz | 4096x2304@30Hz |
Graphics API support |
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| DirectX | 12 | 12 |
| OpenGL | 4.5 | 4.5 |
Compatibility |
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| Max number of CPUs in a configuration | 1 | 1 |
| Sockets supported | FCBGA1528 | FCBGA1440 |
| Thermal Design Power (TDP) | 28 Watt | 45 Watt |
| Configurable TDP-down | 35 W | |
| Low Halogen Options Available | ||
| Package Size | 42mm x 28mm | |
Peripherals |
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| Max number of PCIe lanes | 16 | 16 |
| PCI Express revision | 3.0 | 3.0 |
| PCIe configurations | 1x4, 2x2, 1x2+2x1, 4x1 | Up to 1x16, 2x8, 1x8+2x4 |
Security & Reliability |
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| Execute Disable Bit (EDB) | ||
| Intel® Identity Protection technology | ||
| Intel® Memory Protection Extensions (Intel® MPX) | ||
| Intel® OS Guard | ||
| Intel® Secure Key technology | ||
| Intel® Software Guard Extensions (Intel® SGX) | ||
| Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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| Enhanced Intel SpeedStep® technology | ||
| Idle States | ||
| Intel 64 | ||
| Intel® Advanced Vector Extensions 2 (AVX2) | ||
| Intel® AES New Instructions | ||
| Intel® Flex Memory Access | ||
| Intel® Hyper-Threading technology | ||
| Intel® My WiFi technology | ||
| Intel® Optane™ Memory Supported | ||
| Intel® Stable Image Platform Program (SIPP) | ||
| Intel® TSX-NI | ||
| Intel® Turbo Boost technology | ||
| Intel® vPro™ Platform Eligibility | ||
| Speed Shift technology | ||
| Thermal Monitoring | ||
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | |
| Intel® Advanced Vector Extensions (AVX) | ||
Virtualization |
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| Intel® Virtualization Technology (VT-x) | ||
| Intel® Virtualization Technology for Directed I/O (VT-d) | ||
| Intel® VT-x with Extended Page Tables (EPT) | ||
| AMD Virtualization (AMD-V™) | ||
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