i5-8650K vs EPYC 7351
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 664 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 2.45 | no data |
| Market segment | Server | Desktop processor |
| Series | AMD EPYC | Intel Core i5 |
| Power efficiency | 3.29 | no data |
| Designer | AMD | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Naples (2017−2018) | Coffee Lake (2017−2019) |
| Release date | 20 June 2017 (8 years ago) | 1 September 2018 (7 years ago) |
| Launch price (MSRP) | $1,100 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Basic parameters of EPYC 7351 and Core i5-8650K: 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) | 6 (Hexa-Core) |
| Threads | 32 | 6 |
| Base clock speed | 2.4 GHz | 3.7 GHz |
| Boost clock speed | 2.4 GHz | 4.5 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| Multiplier | 24 | no data |
| L1 cache | 1.5 MB | 384 KB |
| L2 cache | 8 MB | 1.5 MB |
| L3 cache | 64 MB (shared) | 9 MB (shared) |
| Chip lithography | 14 nm | 14 nm |
| Die size | 213 mm2 | 126 mm2 |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 19200 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | + |
Compatibility
Information on EPYC 7351 and Core i5-8650K 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 | 2 (Multiprocessor) | 1 (Uniprocessor) |
| Socket | TR4 | 1151 |
| Power consumption (TDP) | 155 W, 170 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7351 and Core i5-8650K. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7351 and Core i5-8650K 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 7351 and Core i5-8650K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Eight-channel | DDR4 Dual-channel |
| Maximum memory size | 2 TiB | 64 GB |
| Max memory channels | 8 | 2 |
| Maximum memory bandwidth | 170.671 GB/s | 42.671 GB/s |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel UHD Graphics 630 |
Peripherals
Specifications and connection of peripherals supported by EPYC 7351 and Core i5-8650K.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 128 | no data |
Pros & cons summary
| Recency | 20 June 2017 | 1 September 2018 |
| Physical cores | 16 | 6 |
| Threads | 32 | 6 |
| Power consumption (TDP) | 155 Watt | 95 Watt |
EPYC 7351 has 167% more physical cores and 433% more threads.
i5-8650K, on the other hand, has an age advantage of 1 year, and 63% lower power consumption.
We couldn't decide between AMD EPYC 7351 and Intel Core i5-8650K. We've got no test results to judge.
Be aware that EPYC 7351 is a server/workstation processor while Core i5-8650K is a desktop one.
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