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AMD Ryzen Embedded 8640U vs AMD Ryzen Embedded 9 7900: Comparison
AMD Ryzen Embedded 8640U and AMD Ryzen Embedded 9 7900 separate most on l3 cache: AMD Ryzen Embedded 8640U at 16 MB, AMD Ryzen Embedded 9 7900 at 64 MB, 75% in favour of AMD Ryzen Embedded 9 7900. L2 Cache splits them by another 50%, again favouring AMD Ryzen Embedded 9 7900. They match on 6 other specifications, including form factor, architecture and security processor.
Specs
| Specification |  |  |
|---|---|---|
| Form Factor | Embedded | Embedded |
| TDP | 15-30W | 65 W |
| Socket | FP7r2 | AM5 |
| L2 Cache | 6 MB-50% | 12 MB |
| L3 Cache | 16 MB-75% | 64 MB |
| Memory Type | DDR5-5600 | DDR5 |
| PCIe Lanes | 20-29% | 28 |
| Architecture | Zen 4 | Zen 4 |
| Cores | 6 | 12 |
| Threads | 12 | 24 |
| Base Clock | 3.5 GHz | 3.7 GHz |
| Boost Clock | 4.9 GHz | 5.4 GHz |
| Junction Temp Range | 0-100°C | 0-95°C |
| Security Processor | Yes | Yes |
| GPU Max Frequency | 2600 MHz | 2200 MHz |
| GPU Compute Units | 8 | 2 |
| Max Displays | 4 | 4 |
| Max Resolution | 3840x2160 | 4096x2160 |
| Display Interfaces | eDP, DP, USB4, HDMI, DVI | up to 4x HDMI 2.1 (HDMI 6G) or 4x DP 2.0 |
| HW Video Encode/Decode | up to 4K @60Hz | up to 4K @60Hz |
| Memory Controller | Dual Channel w/ECC | Dual Channel w/ECC |
| Low Speed Interfaces | eSPI , GPIO , I2C , SMBus , SPI , UART | eSPI , GPIO , I2C , SMBus , SPI |
More comparisons in Processors (CPUs)
- AMD 6th Gen A10-8700P APU vs AMD Ryzen Embedded 8640U
- AMD Ryzen Embedded 5950E Processor vs AMD Ryzen Embedded 9 7900
- AMD Ryzen Embedded 5900E Processor vs AMD Ryzen Embedded 8640U
- AMD Ryzen Embedded 8640U vs AMD Ryzen Embedded 8645HS
- AMD Ryzen Embedded 5600E Processor vs AMD Ryzen Embedded 9 7900
- AMD Ryzen Embedded 5800E Processor vs AMD Ryzen Embedded 8640U