A6-3670K vs Ultra 7 255H
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 385 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 29.97 | no data |
| Market segment | Laptop | Desktop processor |
| Power efficiency | 26.39 | no data |
| Designer | Intel | AMD |
| Architecture codename | Arrow Lake-H (2024−2025) | Llano (2011−2012) |
| Release date | 1 January 2025 (less than a year ago) | 20 December 2011 (13 years ago) |
| Launch price (MSRP) | $514 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Core Ultra 7 255H and A6-3670K 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 | 4 |
| Base clock speed | 4.4 GHz | 2.7 GHz |
| Boost clock speed | 5.1 GHz | 2.7 GHz |
| L1 cache | no data | 128 KB (per core) |
| L2 cache | no data | 1 MB (per core) |
| L3 cache | 24 MB | 0 KB |
| Chip lithography | 5 nm | 32 nm |
| Die size | no data | 228 mm2 |
| Maximum core temperature | 110 °C | no data |
| Number of transistors | no data | 1,178 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Core Ultra 7 255H and A6-3670K 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 | FCBGA2049 | FM1 |
| Power consumption (TDP) | 28 Watt | 100 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 255H and A6-3670K. 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 | + | - |
| 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 A6-3670K technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 7 255H and A6-3670K 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 A6-3670K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-6400 | DDR3 |
| Maximum memory size | 128 GB | no data |
| Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Arc™ 140T GPU | Radeon HD 6530D |
| Quick Sync Video | + | - |
| Graphics max frequency | 2.25 GHz | no data |
Graphics interfaces
Available interfaces and connections of Core Ultra 7 255H and A6-3670K integrated GPUs.
| Number of displays supported | 4 | no data |
Graphics image quality
Maximum display resolutions supported by Core Ultra 7 255H and A6-3670K 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 A6-3670K 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 A6-3670K.
| PCI Express lanes | 28 | no data |
| PCI support | 5.0 and 4.0 | no data |
Pros & cons summary
| Recency | 1 January 2025 | 20 December 2011 |
| Physical cores | 16 | 4 |
| Threads | 16 | 4 |
| Chip lithography | 5 nm | 32 nm |
| Power consumption (TDP) | 28 Watt | 100 Watt |
Ultra 7 255H has an age advantage of 13 years, 300% more physical cores and 300% more threads, a 540% more advanced lithography process, and 257.1% lower power consumption.
We couldn't decide between Intel Core Ultra 7 255H and AMD A6-3670K. We've got no test results to judge.
Be aware that Core Ultra 7 255H is a notebook processor while A6-3670K is a desktop one.
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