EPYC 9654 vs Sempron 140
Primary details
Comparing Sempron 140 and EPYC 9654 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | 4 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 6.92 |
| Market segment | Desktop processor | Server |
| Series | no data | AMD EPYC |
| Architecture codename | Sargas (2009−2011) | Genoa |
| Release date | July 2009 (14 years ago) | 10 November 2022 (1 year ago) |
| Launch price (MSRP) | $40 | $11,805 |
| Current price | $99 (2.5x MSRP) | $6347 (0.5x MSRP) |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Sempron 140 and EPYC 9654 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 | 1 (Single-Core) | 96 |
| Threads | 1 | 192 |
| Base clock speed | no data | 2.4 GHz |
| Boost clock speed | 2.7 GHz | 3.7 GHz |
| L1 cache | 128 KB (per core) | 64K (per core) |
| L2 cache | 1 MB (per core) | 1 MB (per core) |
| L3 cache | 0 KB | 384 MB (shared) |
| Chip lithography | 45 nm | 5 nm, 6 nm |
| Die size | 117 mm2 | 12x 72 mm2 |
| Number of transistors | 234 million | 78,840 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | No | No |
Compatibility
Information on Sempron 140 and EPYC 9654 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 | AM3 | SP5 |
| Power consumption (TDP) | 45 Watt | 360 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Sempron 140 and EPYC 9654. You'll probably need this information if you require some particular technology.
| AES-NI | no data | + |
| AVX | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Sempron 140 and EPYC 9654 are enumerated here.
| AMD-V | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Sempron 140 and EPYC 9654. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5-4800 |
| Maximum memory size | no data | 6 TiB |
| Maximum memory bandwidth | no data | 460.8 GB/s |
Peripherals
Specifications and connection of peripherals supported by Sempron 140 and EPYC 9654.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 128 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
Benchmark coverage: 68%
EPYC 9654 outperforms Sempron 140 by 25037% in Passmark.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 42%
EPYC 9654 outperforms Sempron 140 by 492% in GeekBench 5 Single-Core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 42%
EPYC 9654 outperforms Sempron 140 by 5807% in GeekBench 5 Multi-Core.
Pros & cons summary
| Physical cores | 1 | 96 |
| Threads | 1 | 192 |
| Cost | $40 | $11805 |
| Chip lithography | 45 nm | 5 nm |
| Power consumption (TDP) | 45 Watt | 360 Watt |
We couldn't decide between Sempron 140 and EPYC 9654. We've got no test results to judge.
Note that Sempron 140 is a desktop processor while EPYC 9654 is a server/workstation one.
Should you still have questions on choice between Sempron 140 and EPYC 9654, ask them in Comments section, and we shall answer.
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