Ryzen 5 PRO 8640U vs EPYC 7453
Aggregate performance score
EPYC 7453 outperforms Ryzen 5 PRO 8640U by a whopping 113% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 140 | 497 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 16.93 | no data |
| Market segment | Server | Server |
| Series | AMD EPYC | no data |
| Power efficiency | 13.40 | 50.57 |
| Designer | AMD | AMD |
| Manufacturer | TSMC | TSMC |
| Architecture codename | Milan (2021−2023) | Hawk Point (2024−2025) |
| Release date | 12 January 2021 (4 years ago) | 16 April 2024 (less than a year ago) |
| Launch price (MSRP) | $1,570 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
EPYC 7453 and Ryzen 5 PRO 8640U 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 | 28 (Octacosa-Core) | 6 (Hexa-Core) |
| Threads | 56 | 12 |
| Base clock speed | 2.75 GHz | 3.5 GHz |
| Boost clock speed | 3.45 GHz | 4.9 GHz |
| Multiplier | 27.5 | no data |
| L1 cache | 1792 KB | 64 KB (per core) |
| L2 cache | 14 MB | 1 MB (per core) |
| L3 cache | 64 MB (shared) | 16 MB (shared) |
| Chip lithography | 7 nm+ | 4 nm |
| Die size | 4x 81 mm2 | 178 mm2 |
| Number of transistors | 16,600 million | 25,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on EPYC 7453 and Ryzen 5 PRO 8640U 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 | 1 |
| Socket | SP3 | FP7 |
| Power consumption (TDP) | 225 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7453 and Ryzen 5 PRO 8640U. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7453 and Ryzen 5 PRO 8640U are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7453 and Ryzen 5 PRO 8640U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR5 |
| Maximum memory size | 4 TiB | no data |
| Maximum memory bandwidth | 204.795 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | AMD Radeon 760M |
Peripherals
Specifications and connection of peripherals supported by EPYC 7453 and Ryzen 5 PRO 8640U.
| PCIe version | 4.0 | 4.0 |
| PCI Express lanes | 128 | 20 |
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.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 31.53 | 14.81 |
| Recency | 12 January 2021 | 16 April 2024 |
| Physical cores | 28 | 6 |
| Threads | 56 | 12 |
| Chip lithography | 7 nm | 4 nm |
| Power consumption (TDP) | 225 Watt | 28 Watt |
EPYC 7453 has a 112.9% higher aggregate performance score, and 366.7% more physical cores and 366.7% more threads.
Ryzen 5 PRO 8640U, on the other hand, has an age advantage of 3 years, a 75% more advanced lithography process, and 703.6% lower power consumption.
The AMD EPYC 7453 is our recommended choice as it beats the AMD Ryzen 5 PRO 8640U in performance tests.
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