i5-11400H vs Ryzen 9 7940H
Aggregate performance score
Ryzen 9 7940H outperforms Core i5-11400H by an impressive 83% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 9 7940H and Core i5-11400H processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 335 | 779 |
| Place by popularity | not in top-100 | 35 |
| Market segment | Laptop | Laptop |
| Series | no data | Tiger Lake |
| Power efficiency | 48.76 | 26.58 |
| Architecture codename | Phoenix (2023−2024) | Tiger Lake-H (2021) |
| Release date | January 2023 (1 year ago) | 11 May 2021 (3 years ago) |
Detailed specifications
Ryzen 9 7940H and Core i5-11400H 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 | 8 (Octa-Core) | 6 (Hexa-Core) |
| Threads | 16 | 12 |
| Base clock speed | 4 GHz | 2.7 GHz |
| Boost clock speed | 5.2 GHz | 4.5 GHz |
| Bus rate | no data | 8 GT/s |
| L1 cache | 64K (per core) | 96K (per core) |
| L2 cache | 1 MB (per core) | 1.25 MB (per core) |
| L3 cache | 16 MB (shared) | 12 MB (shared) |
| Chip lithography | 4 nm | 10 nm SuperFin |
| Die size | 178 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 25,000 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
Compatibility
Information on Ryzen 9 7940H and Core i5-11400H 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 | 1 | 1 |
| Socket | FP8 | FCBGA1787 |
| Power consumption (TDP) | 35 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 7940H and Core i5-11400H. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Precision Boost 2 | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Ryzen 9 7940H and Core i5-11400H technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| Secure Key | no data | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 7940H and Core i5-11400H are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 7940H and Core i5-11400H. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-5600 | DDR4 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 51.2 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon 780M | Intel® UHD Graphics for 11th Gen Intel® Processors |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 1.45 GHz |
| Execution Units | no data | 16 |
Graphics interfaces
Available interfaces and connections of Ryzen 9 7940H and Core i5-11400H integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Ryzen 9 7940H and Core i5-11400H integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096x2304@60Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | no data | 7680x4320@60Hz |
Graphics API support
APIs supported by Ryzen 9 7940H and Core i5-11400H integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.1 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 7940H and Core i5-11400H.
| PCIe version | 4.0 | 4.0 |
| PCI Express lanes | 20 | 20 |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
Pros & cons summary
| Performance score | 18.11 | 9.87 |
| Physical cores | 8 | 6 |
| Threads | 16 | 12 |
| Chip lithography | 4 nm | 10 nm |
Ryzen 9 7940H has a 83.5% higher aggregate performance score, 33.3% more physical cores and 33.3% more threads, and a 150% more advanced lithography process.
The Ryzen 9 7940H is our recommended choice as it beats the Core i5-11400H in performance tests.
Should you still have questions on choice between Ryzen 9 7940H and Core i5-11400H, ask them in Comments section, and we shall answer.
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