i5-1235U (IPU) vs Athlon X4 840
Primary details
Comparing Athlon X4 840 and Core i5-1235U (IPU) processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1873 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | 4x Athlon | no data |
| Power efficiency | 3.04 | no data |
| Architecture codename | Kaveri (2014−2015) | Alder Lake-U (2022) |
| Release date | August 2014 (10 years ago) | 23 February 2022 (2 years ago) |
Detailed specifications
Athlon X4 840 and Core i5-1235U (IPU) 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 | 4 (Quad-Core) | 10 (Deca-Core) |
| Threads | 4 | 12 |
| Base clock speed | 3.1 GHz | 1.3 GHz |
| Boost clock speed | 3.8 GHz | 4.4 GHz |
| L1 cache | 256K | 80K (per core) |
| L2 cache | 4 MB | 1.25 MB (per core) |
| L3 cache | no data | 12 MB (shared) |
| Chip lithography | 28 nm | 10 nm |
| Die size | 245 mm2 | no data |
| Maximum case temperature (TCase) | 72 °C | no data |
| Number of transistors | 2,411 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on Athlon X4 840 and Core i5-1235U (IPU) 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 | Socket FM2+ | Intel BGA 1744 |
| Power consumption (TDP) | 65 watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon X4 840 and Core i5-1235U (IPU). You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | - | + |
Security technologies
Athlon X4 840 and Core i5-1235U (IPU) technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon X4 840 and Core i5-1235U (IPU) 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 Athlon X4 840 and Core i5-1235U (IPU). Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4, DDR5 Dual-channel |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Iris Xe 80EU |
Peripherals
Specifications and connection of peripherals supported by Athlon X4 840 and Core i5-1235U (IPU).
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 16 | 20 |
Pros & cons summary
| Recency | on August 2014 | 23 February 2022 |
| Physical cores | 4 | 10 |
| Threads | 4 | 12 |
| Chip lithography | 28 nm | 10 nm |
| Power consumption (TDP) | 65 Watt | 15 Watt |
i5-1235U (IPU) has an age advantage of 7 years, 150% more physical cores and 200% more threads, a 180% more advanced lithography process, and 333.3% lower power consumption.
We couldn't decide between Athlon X4 840 and Core i5-1235U (IPU). We've got no test results to judge.
Note that Athlon X4 840 is a desktop processor while Core i5-1235U (IPU) is a notebook one.
Should you still have questions on choice between Athlon X4 840 and Core i5-1235U (IPU), ask them in Comments section, and we shall answer.
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