Ultra 7 270K Plus vs A6-6400B
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2804 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 0.58 | no data |
| Designer | AMD | Intel |
| Manufacturer | GlobalFoundries | TSMC |
| Architecture codename | Richland (2013−2014) | Arrow Lake Refresh (2026) |
| Release date | 1 June 2013 (12 years ago) | 11 March 2026 (recently) |
| Launch price (MSRP) | no data | $299 |
Detailed specifications
A6-6400B and Core Ultra 7 270K Plus 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 | 2 (Dual-core) | 24 (Tetracosa-Core) |
| Threads | 2 | 24 |
| Base clock speed | 3.9 GHz | 3.7 GHz |
| Boost clock speed | 4.1 GHz | 5.5 GHz |
| L1 cache | 96K | 192 KB (per core) |
| L2 cache | 1 MB (shared) | 3 MB (per core) |
| L3 cache | no data | 36 MB (shared) |
| Chip lithography | 32 nm | 3 nm |
| Die size | 246 mm2 | 243 mm2 |
| Maximum case temperature (TCase) | 70 °C | no data |
| Number of transistors | 1,303 million | 17,800 million |
| 64 bit support | + | + |
| Unlocked multiplier | + | + |
Compatibility
Information on A6-6400B and Core Ultra 7 270K Plus 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 | FM2 | 1851 |
| Power consumption (TDP) | 65 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A6-6400B and Core Ultra 7 270K Plus. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| PowerNow | + | - |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| SIPP | - | + |
Security technologies
A6-6400B and Core Ultra 7 270K Plus technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A6-6400B and Core Ultra 7 270K Plus 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 A6-6400B and Core Ultra 7 270K Plus. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1866 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon HD 8470D | Arc Xe-LPG Graphics 64EU |
Peripherals
Specifications and connection of peripherals supported by A6-6400B and Core Ultra 7 270K Plus.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | no data | 24 |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Recency | 1 June 2013 | 11 March 2026 |
| Physical cores | 2 | 24 |
| Threads | 2 | 24 |
| Chip lithography | 32 nm | 3 nm |
| Power consumption (TDP) | 65 Watt | 125 Watt |
A6-6400B has 92% lower power consumption.
Ultra 7 270K Plus, on the other hand, has an age advantage of 12 years, 1100% more physical cores and 1100% more threads, and a 967% more advanced lithography process.
We couldn't decide between AMD A6-6400B and Intel Core Ultra 7 270K Plus. We've got no test results to judge.
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