Ryzen 5 PRO 3400G vs Ultra 7 255H
Aggregate performance score
Core Ultra 7 255H outperforms Ryzen 5 PRO 3400G by a whopping 218% based on our aggregate benchmark results.
Primary details
Comparing Core Ultra 7 255H and Ryzen 5 PRO 3400G processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 343 | 1165 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | no data | AMD Ryzen 5 |
| Power efficiency | 14.93 | 8.31 |
| Architecture codename | no data | Zen+ (2018−2019) |
| Release date | 1 January 2025 (less than a year ago) | 30 September 2019 (5 years ago) |
Detailed specifications
Core Ultra 7 255H and Ryzen 5 PRO 3400G 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 | 16 (Hexadeca-Core) | 4 (Quad-Core) |
| Performance-cores | 6 | no data |
| Efficient-cores | 8 | no data |
| Low Power Efficient-cores | 2 | no data |
| Threads | 16 | 8 |
| Base clock speed | no data | 3.7 GHz |
| Boost clock speed | 5.1 GHz | 4.2 GHz |
| Bus type | no data | PCIe 3.0 |
| Multiplier | no data | 37 |
| L1 cache | no data | 384 KB |
| L2 cache | no data | 2 MB |
| L3 cache | 24 MB | 4 MB |
| Chip lithography | no data | 12 nm |
| Number of transistors | no data | 4940 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | + |
Compatibility
Information on Core Ultra 7 255H and Ryzen 5 PRO 3400G 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 (Uniprocessor) |
| Socket | FCBGA2049 | Socket AM4 |
| Power consumption (TDP) | 115 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 255H and Ryzen 5 PRO 3400G. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | no data |
| AES-NI | + | + |
| AVX | - | + |
| Speed Shift | + | no data |
| Hyper-Threading Technology | - | no data |
| Thermal Monitoring | + | - |
| Turbo Boost Max 3.0 | + | no data |
| Deep Learning Boost | + | - |
| Supported AI Software Frameworks | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN | - |
Security technologies
Core Ultra 7 255H and Ryzen 5 PRO 3400G 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 Core Ultra 7 255H and Ryzen 5 PRO 3400G 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 Core Ultra 7 255H and Ryzen 5 PRO 3400G. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-6400 | DDR4-2933 |
| Maximum memory size | 128 GB | 64 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | no data | 46.933 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Arc™ 140T GPU | AMD Radeon RX Vega 11 |
| Quick Sync Video | + | - |
| Graphics max frequency | 2.25 GHz | no data |
Graphics interfaces
Available interfaces and connections of Core Ultra 7 255H and Ryzen 5 PRO 3400G integrated GPUs.
| Number of displays supported | 4 | no data |
Graphics image quality
Maximum display resolutions supported by Core Ultra 7 255H and Ryzen 5 PRO 3400G integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL) | no data |
| Max resolution over eDP | 3840x2400 @ 120Hz | no data |
| Max resolution over DisplayPort | 7680 x 4320 @ 60Hz | no data |
Graphics API support
APIs supported by Core Ultra 7 255H and Ryzen 5 PRO 3400G integrated GPUs, sometimes API versions are included.
| DirectX | 12.2 | no data |
| OpenGL | 4.6 | no data |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 7 255H and Ryzen 5 PRO 3400G.
| PCIe version | no data | 3.0 |
| PCI Express lanes | 28 | 20 |
| PCI support | 5.0 and 4.0 | no data |
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 | 18.02 | 5.67 |
| Recency | 1 January 2025 | 30 September 2019 |
| Physical cores | 16 | 4 |
| Threads | 16 | 8 |
| Power consumption (TDP) | 115 Watt | 65 Watt |
Ultra 7 255H has a 217.8% higher aggregate performance score, an age advantage of 5 years, and 300% more physical cores and 100% more threads.
Ryzen 5 PRO 3400G, on the other hand, has 76.9% lower power consumption.
The Core Ultra 7 255H is our recommended choice as it beats the Ryzen 5 PRO 3400G in performance tests.
Be aware that Core Ultra 7 255H is a notebook processor while Ryzen 5 PRO 3400G is a desktop one.
Should you still have questions on choice between Core Ultra 7 255H and Ryzen 5 PRO 3400G, ask them in Comments section, and we shall answer.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
