EPYC 7453 vs Pentium A1020
Aggregate performance score
EPYC 7453 outperforms Pentium A1020 by a whopping 3963% based on our aggregate benchmark results.
Primary details
Comparing Pentium A1020 and EPYC 7453 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2613 | 127 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 16.38 |
| Market segment | Laptop | Server |
| Series | no data | AMD EPYC |
| Power efficiency | 7.42 | 13.39 |
| Architecture codename | no data | Milan (2021−2023) |
| Release date | 1 January 2016 (8 years ago) | 12 January 2021 (3 years ago) |
| Launch price (MSRP) | no data | $1,570 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Pentium A1020 and EPYC 7453 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 | 4 (Quad-Core) | 28 (Octacosa-Core) |
| Threads | 4 | 56 |
| Base clock speed | 2.41 GHz | 2.75 GHz |
| Boost clock speed | 2.7 GHz | 3.45 GHz |
| Multiplier | no data | 27.5 |
| L1 cache | no data | 1792 KB |
| L2 cache | no data | 14 MB |
| L3 cache | 2 MB L2 Cache | 64 MB (shared) |
| Chip lithography | 22 nm | 7 nm+ |
| Die size | no data | 4x 81 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | no data | 16,600 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Pentium A1020 and EPYC 7453 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 | FCBGA1170 | SP3 |
| Power consumption (TDP) | 10 Watt | 225 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium A1020 and EPYC 7453. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
Security technologies
Pentium A1020 and EPYC 7453 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | + | no data |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium A1020 and EPYC 7453 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 Pentium A1020 and EPYC 7453. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3L-1333 | DDR4-3200 |
| Maximum memory size | 8 GB | 4 TiB |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 21.3 GB/s | 204.795 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for Intel Atom® Processor Z3700 Series | N/A |
| Quick Sync Video | + | - |
| Graphics max frequency | 896 MHz | no data |
Graphics interfaces
Available interfaces and connections of Pentium A1020 and EPYC 7453 integrated GPUs.
| Number of displays supported | 2 | no data |
Graphics API support
APIs supported by Pentium A1020 and EPYC 7453 integrated GPUs, sometimes API versions are included.
| DirectX | 11.2 | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium A1020 and EPYC 7453.
| PCIe version | 2.0 | 4.0 |
| PCI Express lanes | 4 | 128 |
| USB revision | 3.0 and 2.0 | no data |
| Total number of SATA ports | 2 | no data |
| Number of USB ports | 5 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Performance score | 0.81 | 32.91 |
| Recency | 1 January 2016 | 12 January 2021 |
| Physical cores | 4 | 28 |
| Threads | 4 | 56 |
| Chip lithography | 22 nm | 7 nm |
| Power consumption (TDP) | 10 Watt | 225 Watt |
Pentium A1020 has 2150% lower power consumption.
EPYC 7453, on the other hand, has a 3963% higher aggregate performance score, an age advantage of 5 years, 600% more physical cores and 1300% more threads, and a 214.3% more advanced lithography process.
The EPYC 7453 is our recommended choice as it beats the Pentium A1020 in performance tests.
Be aware that Pentium A1020 is a notebook processor while EPYC 7453 is a server/workstation one.
Should you still have questions on choice between Pentium A1020 and EPYC 7453, ask them in Comments section, and we shall answer.
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