Ultra 7 155UL vs Ryzen 7 7840HS
Primary details
Comparing Ryzen 7 7840HS and Core Ultra 7 155UL processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 327 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Power efficiency | 49.18 | no data |
| Architecture codename | Phoenix-HS (Zen 4) (2023) | Meteor Lake-PS (2024) |
| Release date | January 2023 (1 year ago) | 8 April 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $426 |
Detailed specifications
Ryzen 7 7840HS and Core Ultra 7 155UL 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) | 12 (Dodeca-Core) |
| Threads | 16 | 14 |
| Base clock speed | 3.8 GHz | 1.7 GHz |
| Boost clock speed | 5.1 GHz | 4.8 GHz |
| L1 cache | 64K (per core) | 112 KB (per core) |
| L2 cache | 1 MB (per core) | 2 MB (per core) |
| L3 cache | 16 MB (shared) | 12 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 | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Ryzen 7 7840HS and Core Ultra 7 155UL 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 | 1851 |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 7 7840HS and Core Ultra 7 155UL. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Ryzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME | no data |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | - | + |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 7 7840HS and Core Ultra 7 155UL 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 7840HS and Core Ultra 7 155UL 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 7840HS and Core Ultra 7 155UL. 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 | Arc Xe-LPG 64EU |
Peripherals
Specifications and connection of peripherals supported by Ryzen 7 7840HS and Core Ultra 7 155UL.
| PCIe version | 4.0 | 4.0 |
| PCI Express lanes | 20 | 8 |
Pros & cons summary
| Physical cores | 8 | 12 |
| Threads | 16 | 14 |
| Chip lithography | 4 nm | 7 nm |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Ryzen 7 7840HS has 14.3% more threads, and a 75% more advanced lithography process.
Ultra 7 155UL, on the other hand, has 50% more physical cores, and 133.3% lower power consumption.
We couldn't decide between Ryzen 7 7840HS and Core Ultra 7 155UL. We've got no test results to judge.
Be aware that Ryzen 7 7840HS is a notebook processor while Core Ultra 7 155UL is a desktop one.
Should you still have questions on choice between Ryzen 7 7840HS and Core Ultra 7 155UL, ask them in Comments section, and we shall answer.
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