i5-14450HX vs Ryzen 7 5800X3D
Aggregate performance score
Ryzen 7 5800X3D outperforms Core i5-14450HX by a minimal 2% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 7 5800X3D and Core i5-14450HX processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 342 | 355 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 28.20 | no data |
| Market segment | Desktop processor | Laptop |
| Series | AMD Ryzen 7 | Raptor Lake-HX |
| Power efficiency | 16.06 | 30.09 |
| Architecture codename | Vermeer (Zen3) (2020−2022) | Raptor Lake-HX Refresh (2024) |
| Release date | 20 April 2022 (2 years ago) | 8 January 2024 (less than a year ago) |
| Launch price (MSRP) | $449 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen 7 5800X3D and Core i5-14450HX 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) | 10 (Deca-Core) |
| Threads | 16 | 16 |
| Base clock speed | 3.4 GHz | 2.4 GHz |
| Boost clock speed | 4.5 GHz | 4.8 GHz |
| Bus rate | no data | 157 MHz |
| L1 cache | 64 KB (per core) | 80 KB (per core) |
| L2 cache | 512 KB (per core) | 2 MB (per core) |
| L3 cache | 96 MB (shared) | 20 MB (shared) |
| Chip lithography | 7 nm, 12 nm | Intel 7 nm |
| Die size | 74 + 125 mm | 257 mm2 |
| Maximum core temperature | 90 °C | 100 °C |
| Maximum case temperature (TCase) | 90 °C | 72 °C |
| Number of transistors | 8,850 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Ryzen 7 5800X3D and Core i5-14450HX 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 | AM4 | FCBGA1964 |
| Power consumption (TDP) | 105 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 7 5800X3D and Core i5-14450HX. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Precision Boost 2 | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Ryzen 7 5800X3D and Core i5-14450HX technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 7 5800X3D and Core i5-14450HX are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 7 5800X3D and Core i5-14450HX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR4, DDR5 |
| Maximum memory size | 128 GB | 192 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 89.6 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | Intel® UHD Graphics for 14th Gen Intel® Processors |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 1.5 GHz |
| Execution Units | no data | 16 |
Graphics interfaces
Available interfaces and connections of Ryzen 7 5800X3D and Core i5-14450HX integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Ryzen 7 5800X3D and Core i5-14450HX integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2160 @ 60Hz |
| Max resolution over eDP | no data | 5120 x 3200 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Ryzen 7 5800X3D and Core i5-14450HX 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 Ryzen 7 5800X3D and Core i5-14450HX.
| PCIe version | 4.0 | 5.0 and 4.0 |
| PCI Express lanes | 20 | 16 |
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.
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.
Pros & cons summary
| Performance score | 18.49 | 18.15 |
| Recency | 20 April 2022 | 8 January 2024 |
| Physical cores | 8 | 10 |
| Power consumption (TDP) | 105 Watt | 55 Watt |
Ryzen 7 5800X3D has a 1.9% higher aggregate performance score.
i5-14450HX, on the other hand, has an age advantage of 1 year, 25% more physical cores, and 90.9% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Ryzen 7 5800X3D and Core i5-14450HX.
Note that Ryzen 7 5800X3D is a desktop processor while Core i5-14450HX is a notebook one.
Should you still have questions on choice between Ryzen 7 5800X3D and Core i5-14450HX, ask them in Comments section, and we shall answer.
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