EPYC 9745 vs Ultra 7 256V
Primary details
Comparing Core Ultra 7 256V and EPYC 9745 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 632 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Power efficiency | 67.69 | no data |
| Architecture codename | Lunar Lake (2024) | Turin (2024) |
| Release date | 24 September 2024 (less than a year ago) | 10 October 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $12,141 |
Detailed specifications
Core Ultra 7 256V and EPYC 9745 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) | 128 |
| Threads | 8 | 256 |
| Base clock speed | 2.2 GHz | 2.4 GHz |
| Boost clock speed | 4.8 GHz | 3.7 GHz |
| Bus rate | 37 MHz | no data |
| L1 cache | 192 KB (per core) | 80 KB (per core) |
| L2 cache | 2.5 MB (per core) | 1 MB (per core) |
| L3 cache | 12 MB (shared) | 256 MB (shared) |
| Chip lithography | 3 nm | 3 nm |
| Maximum core temperature | 100 °C | no data |
| 64 bit support | + | + |
Compatibility
Information on Core Ultra 7 256V and EPYC 9745 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 | 2 |
| Socket | Intel BGA 2833 | SP5 |
| Power consumption (TDP) | 17 Watt | 400 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 256V and EPYC 9745. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | no data |
| TSX | + | - |
| Precision Boost 2 | no data | + |
Security technologies
Core Ultra 7 256V and EPYC 9745 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 7 256V and EPYC 9745 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 Core Ultra 7 256V and EPYC 9745. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Arc 140V | N/A |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 7 256V and EPYC 9745.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 4 | 128 |
Pros & cons summary
| Physical cores | 8 | 128 |
| Threads | 8 | 256 |
| Power consumption (TDP) | 17 Watt | 400 Watt |
Ultra 7 256V has 2252.9% lower power consumption.
EPYC 9745, on the other hand, has 1500% more physical cores and 3100% more threads.
We couldn't decide between Core Ultra 7 256V and EPYC 9745. We've got no test results to judge.
Be aware that Core Ultra 7 256V is a notebook processor while EPYC 9745 is a server/workstation one.
Should you still have questions on choice between Core Ultra 7 256V and EPYC 9745, ask them in Comments section, and we shall answer.
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