Core i5-1240P vs Phenom X3 8400
Aggregated performance score
Core i5-1240P outperforms Phenom X3 8400 by 1388% based on our aggregated benchmark results.
Primary details
Comparing Phenom X3 8400 and Core i5-1240P processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2538 | 631 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 7.32 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Alder Lake-P |
| Architecture codename | Toliman (2008) | Alder Lake-P (2022) |
| Release date | March 2008 (16 years ago) | 23 February 2022 (2 years ago) |
| Current price | $9.95 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Phenom X3 8400 and Core i5-1240P 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 | 3 (Tri-Core) | 12 (Dodeca-Core) |
| Threads | 3 | 16 |
| Base clock speed | no data | 1.7 GHz |
| Boost clock speed | 2.1 GHz | 4.4 GHz |
| L1 cache | 128 KB (per core) | 80K (per core) |
| L2 cache | 512 KB (per core) | 1.25 MB (per core) |
| L3 cache | 2 MB (shared) | 12 MB (shared) |
| Chip lithography | 65 nm | Intel 7 nm |
| Die size | 285 mm2 | 217 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 450 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Phenom X3 8400 and Core i5-1240P 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 | AM2+ | FCBGA1744 |
| Power consumption (TDP) | 95 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom X3 8400 and Core i5-1240P. 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 |
| AES-NI | no data | + |
| FMA | no data | + |
| AVX | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Hyper-Threading Technology | no data | + |
| TSX | no data | + |
| Thermal Monitoring | no data | + |
| Flex Memory Access | no data | + |
| Status | no data | Launched |
Security technologies
Phenom X3 8400 and Core i5-1240P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom X3 8400 and Core i5-1240P are enumerated here.
| AMD-V | + | no data |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom X3 8400 and Core i5-1240P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4, DDR5 |
| Maximum memory size | no data | 64 GB |
| Max memory channels | no data | 2 |
| ECC memory support | no data | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® Iris® Xe Graphics eligible |
| Quick Sync Video | no data | + |
| Graphics max frequency | no data | 1.3 GHz |
| Execution Units | no data | 80 |
Graphics interfaces
Available interfaces and connections of Phenom X3 8400 and Core i5-1240P integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Phenom X3 8400 and Core i5-1240P integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2304 @ 60Hz |
| Max resolution over eDP | no data | 4096 x 2304 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Phenom X3 8400 and Core i5-1240P 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 Phenom X3 8400 and Core i5-1240P.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 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.
Core i5-1240P outperforms Phenom X3 8400 by 1388% based on our aggregated benchmark results.
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.
Benchmark coverage: 68%
Core i5-1240P outperforms Phenom X3 8400 by 1383% in Passmark.
Pros & cons summary
| Performance score | 0.75 | 11.16 |
| Physical cores | 3 | 12 |
| Threads | 3 | 16 |
| Power consumption (TDP) | 95 Watt | 28 Watt |
The Core i5-1240P is our recommended choice as it beats the Phenom X3 8400 in performance tests.
Note that Phenom X3 8400 is a desktop processor while Core i5-1240P is a notebook one.
Should you still have questions on choice between Phenom X3 8400 and Core i5-1240P, ask them in Comments section, and we shall answer.
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