Ryzen 7 7840U vs i9-10940XE
Primary details
Comparing Core i9-10940XE and Ryzen 7 7840U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 426 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | AMD Phoenix (Zen 4, Ryzen 7040) |
| Power efficiency | no data | 53.20 |
| Architecture codename | Cascade Lake-X (2019) | Phoenix-U (Zen 4) (2023) |
| Release date | 19 October 2019 (5 years ago) | May 2023 (1 year ago) |
Detailed specifications
Core i9-10940XE and Ryzen 7 7840U 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 | 14 (Tetradeca-Core) | 8 (Octa-Core) |
| Threads | 28 | 16 |
| Base clock speed | 3.3 GHz | 3.3 GHz |
| Boost clock speed | 4.8 GHz | 5.1 GHz |
| L1 cache | 64K (per core) | 64K (per core) |
| L2 cache | 1 MB (per core) | 1 MB (per core) |
| L3 cache | 19.25 MB (shared) | 16 MB (shared) |
| Chip lithography | 14 nm | 4 nm |
| Die size | no data | 178 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | no data | 25,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i9-10940XE and Ryzen 7 7840U 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 | 2066 | FP8 |
| Power consumption (TDP) | 165 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i9-10940XE and Ryzen 7 7840U. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | no data |
| TSX | + | - |
| Precision Boost 2 | no data | + |
Security technologies
Core i9-10940XE and Ryzen 7 7840U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i9-10940XE and Ryzen 7 7840U 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 Core i9-10940XE and Ryzen 7 7840U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Quad-channel | DDR5-5600 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 780M ( - 2700 MHz) |
Peripherals
Specifications and connection of peripherals supported by Core i9-10940XE and Ryzen 7 7840U.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Physical cores | 14 | 8 |
| Threads | 28 | 16 |
| Chip lithography | 14 nm | 4 nm |
| Power consumption (TDP) | 165 Watt | 28 Watt |
i9-10940XE has 75% more physical cores and 75% more threads.
Ryzen 7 7840U, on the other hand, has a 250% more advanced lithography process, and 489.3% lower power consumption.
We couldn't decide between Core i9-10940XE and Ryzen 7 7840U. We've got no test results to judge.
Note that Core i9-10940XE is a desktop processor while Ryzen 7 7840U is a notebook one.
Should you still have questions on choice between Core i9-10940XE and Ryzen 7 7840U, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
