Ultra 5 115U vs Ryzen 7 8840U
Aggregate performance score
Ryzen 7 8840U outperforms Core Ultra 5 115U by an impressive 60% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 537 | 916 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Power efficiency | 49.67 | 58.07 |
| Designer | AMD | Intel |
| Manufacturer | TSMC | Intel |
| Architecture codename | Hawk Point-U (Zen 4) (2023−2025) | Meteor Lake (2023) |
| Release date | 6 December 2023 (1 year ago) | 14 December 2023 (1 year ago) |
Detailed specifications
Ryzen 7 8840U and Core Ultra 5 115U 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) | 8 (Octa-Core) |
| Threads | 16 | 10 |
| Base clock speed | 3.3 GHz | 1.5 GHz |
| Boost clock speed | 5.1 GHz | 4.2 GHz |
| L1 cache | 64 KB (per core) | 112 KB (per core) |
| L2 cache | 1 MB (per core) | 2 MB (per core) |
| L3 cache | 16 MB (shared) | 10 MB (shared) |
| Chip lithography | 4 nm | 7 nm |
| Die size | 178 mm2 | no data |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | 25,000 million | no data |
| 64 bit support | + | + |
Compatibility
Information on Ryzen 7 8840U and Core Ultra 5 115U 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 | Intel BGA 2049 |
| Power consumption (TDP) | 28 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 7 8840U and Core Ultra 5 115U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3 | no data |
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | - | + |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 7 8840U and Core Ultra 5 115U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 7 8840U and Core Ultra 5 115U are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 7 8840U and Core Ultra 5 115U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 Depends on motherboard |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon 780M ( - 2700 MHz) | Arc Xe-LPG 48EU |
Peripherals
Specifications and connection of peripherals supported by Ryzen 7 8840U and Core Ultra 5 115U.
| PCIe version | 4.0 | 4.0 |
| PCI Express lanes | 20 | 12 |
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.
Geekbench 5.5 Multi-Core
7-Zip Single
7-Zip
WebXPRT 4 Overall
Blender v3.3 Classroom CPU(-)
Geekbench 6.4 Multi-Core
Geekbench 6.4 Single-Core
Pros & cons summary
| Performance score | 14.53 | 9.10 |
| Threads | 16 | 10 |
| Chip lithography | 4 nm | 7 nm |
| Power consumption (TDP) | 28 Watt | 15 Watt |
Ryzen 7 8840U has a 59.7% higher aggregate performance score, 60% more threads, and a 75% more advanced lithography process.
Ultra 5 115U, on the other hand, has 86.7% lower power consumption.
The AMD Ryzen 7 8840U is our recommended choice as it beats the Intel Core Ultra 5 115U in performance tests.
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