Xeon E3-1278L v4 vs EPYC 4345P
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 262 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 60.51 | no data |
| Market segment | Server | Server |
| Power efficiency | 34.77 | no data |
| Designer | AMD | Intel |
| Manufacturer | TSMC | Intel |
| Architecture codename | Grado (2025) | Broadwell-DT (2015) |
| Release date | 13 May 2025 (recently) | 2 June 2015 (9 years ago) |
| Launch price (MSRP) | $329 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
EPYC 4345P and Xeon E3-1278L v4 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) | 4 (Quad-Core) |
| Threads | 16 | 8 |
| Base clock speed | 3.8 GHz | 2 GHz |
| Boost clock speed | 5.5 GHz | 3.3 GHz |
| L1 cache | 80 KB (per core) | 64K (per core) |
| L2 cache | 1 MB (per core) | 256K (per core) |
| L3 cache | 32 MB (shared) | 6 MB (shared) |
| Chip lithography | 4 nm | 14 nm |
| Die size | 70.6 mm2 | 182 mm2 |
| Number of transistors | 8,315 million | no data |
| 64 bit support | + | + |
Compatibility
Information on EPYC 4345P and Xeon E3-1278L v4 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 | AM5 | Intel BGA 1364 |
| Power consumption (TDP) | 65 Watt | 47 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 4345P and Xeon E3-1278L v4. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Precision Boost 2 | + | no data |
Security technologies
EPYC 4345P and Xeon E3-1278L v4 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 4345P and Xeon E3-1278L v4 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 EPYC 4345P and Xeon E3-1278L v4. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR3-1600 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon Graphics | Intel Iris Pro P6300 |
Peripherals
Specifications and connection of peripherals supported by EPYC 4345P and Xeon E3-1278L v4.
| PCIe version | 5.0 | 3.0 |
| PCI Express lanes | 24 | no data |
Pros & cons summary
| Recency | 13 May 2025 | 2 June 2015 |
| Physical cores | 8 | 4 |
| Threads | 16 | 8 |
| Chip lithography | 4 nm | 14 nm |
| Power consumption (TDP) | 65 Watt | 47 Watt |
EPYC 4345P has an age advantage of 9 years, 100% more physical cores and 100% more threads, and a 250% more advanced lithography process.
Xeon E3-1278L v4, on the other hand, has 38.3% lower power consumption.
We couldn't decide between AMD EPYC 4345P and Intel Xeon E3-1278L v4. We've got no test results to judge.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
