EPYC 7402 vs i7-620UE
Primary details
Comparing Core i7-620UE and EPYC 7402 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 154 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 10.29 |
| Market segment | Laptop | Server |
| Series | Intel Core i7 | AMD EPYC |
| Power efficiency | no data | 15.23 |
| Architecture codename | Arrandale (2010−2011) | Zen 2 (2017−2020) |
| Release date | 7 January 2010 (14 years ago) | 7 August 2019 (5 years ago) |
| Launch price (MSRP) | $248 | $1,783 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i7-620UE and EPYC 7402 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 | 4 | 48 |
| Base clock speed | 1.07 GHz | 2.8 GHz |
| Boost clock speed | 1.07 GHz | 3.35 GHz |
| Bus type | DMI 1.0 | no data |
| Bus rate | 1 × 2.5 GT/s | no data |
| Multiplier | 8 | 28 |
| L1 cache | 128 KB | 1.5 MB |
| L2 cache | 512 KB | 12 MB |
| L3 cache | 4 MB (shared) | 128 MB (shared) |
| Chip lithography | 32 nm | 7 nm, 14 nm |
| Die size | 81 mm2 | 192 mm2 |
| Number of transistors | 382 million | 4,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Core i7-620UE and EPYC 7402 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 (Uniprocessor) | 2 (Multiprocessor) |
| Socket | Intel BGA 1288 | TR4 |
| Power consumption (TDP) | 18 Watt | 180 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-620UE and EPYC 7402. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | + | - |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Precision Boost 2 | no data | + |
Security technologies
Core i7-620UE and EPYC 7402 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-620UE and EPYC 7402 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 i7-620UE and EPYC 7402. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-800 | DDR4 Eight-channel |
| Maximum memory size | 8 GB | 4 TiB |
| Max memory channels | 2 | 8 |
| Maximum memory bandwidth | 12.799 GB/s | 204.763 GB/s |
| ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-620UE and EPYC 7402.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 16 | no data |
Pros & cons summary
| Recency | 7 January 2010 | 7 August 2019 |
| Physical cores | 2 | 24 |
| Threads | 4 | 48 |
| Chip lithography | 32 nm | 7 nm |
| Power consumption (TDP) | 18 Watt | 180 Watt |
i7-620UE has 900% lower power consumption.
EPYC 7402, on the other hand, has an age advantage of 9 years, 1100% more physical cores and 1100% more threads, and a 357.1% more advanced lithography process.
We couldn't decide between Core i7-620UE and EPYC 7402. We've got no test results to judge.
Be aware that Core i7-620UE is a notebook processor while EPYC 7402 is a server/workstation one.
Should you still have questions on choice between Core i7-620UE and EPYC 7402, ask them in Comments section, and we shall answer.
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