EPYC 7343 vs i5-7640K
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 267 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 12.08 |
| Market segment | Desktop processor | Server |
| Series | no data | AMD EPYC |
| Power efficiency | no data | 5.54 |
| Designer | Intel | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Kaby Lake-X (2017) | Milan (2021−2023) |
| Release date | no data | 15 March 2021 (5 years ago) |
| Launch price (MSRP) | no data | $1,565 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Basic parameters of Core i5-7640K and EPYC 7343: 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 | 4 (Quad-Core) | 16 (Hexadeca-Core) |
| Threads | no data | 32 |
| Base clock speed | no data | 3.2 GHz |
| Boost clock speed | 3.9 GHz | 3.9 GHz |
| Multiplier | no data | 32 |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 512 KB (per core) |
| L3 cache | 6144 KB (shared) | 128 MB (shared) |
| Chip lithography | 14 nm | 7 nm+ |
| Die size | no data | 4x 81 mm2 |
| Maximum case temperature (TCase) | 72 °C | no data |
| Number of transistors | no data | 16,600 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i5-7640K and EPYC 7343 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 | 1151 | SP3 |
| Power consumption (TDP) | 112 Watt | 190 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-7640K and EPYC 7343. 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 Core i5-7640K and EPYC 7343 are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-7640K and EPYC 7343. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR4-3200 |
| Maximum memory size | no data | 4 TiB |
| Maximum memory bandwidth | no data | 204.795 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Core i5-7640K and EPYC 7343.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 128 |
Pros & cons summary
| Physical cores | 4 | 16 |
| Chip lithography | 14 nm | 7 nm |
| Power consumption (TDP) | 112 Watt | 190 Watt |
i5-7640K has 70% lower power consumption.
EPYC 7343, on the other hand, has 300% more physical cores, and a 100% more advanced lithography process.
We couldn't decide between Intel Core i5-7640K and AMD EPYC 7343. We've got no test results to judge.
Note that Core i5-7640K is a desktop processor while EPYC 7343 is a server/workstation one.
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