Core 2 Quad Q8400s vs Ryzen 7 PRO 5875U
Primary details
Comparing Ryzen 7 PRO 5875U and Core 2 Quad Q8400s processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 761 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Cezanne (Zen 3, Ryzen 5000) | no data |
| Power efficiency | 63.89 | no data |
| Architecture codename | Cezanne U (Zen 3) (2021−2022) | Yorkfield (2007−2009) |
| Release date | 19 April 2022 (2 years ago) | 19 April 2009 (15 years ago) |
Detailed specifications
Ryzen 7 PRO 5875U and Core 2 Quad Q8400s 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 | 8 (Octa-Core) | 4 (Quad-Core) |
| Threads | 16 | 4 |
| Base clock speed | 2 GHz | 2.66 GHz |
| Boost clock speed | 4.5 GHz | 0.67 GHz |
| Bus rate | no data | 1333 MHz |
| L1 cache | 64K (per core) | 64 KB (per core) |
| L2 cache | 512K (per core) | 4 MB (shared) |
| L3 cache | 16 MB (shared) | 0 KB |
| Chip lithography | 7 nm | 45 nm |
| Die size | 180 mm2 | 2x 82 mm2 |
| Maximum core temperature | 105 °C | no data |
| Maximum case temperature (TCase) | no data | 76 °C |
| Number of transistors | 10,700 million | 456 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
| VID voltage range | no data | 0.85V-1.3625V |
Compatibility
Information on Ryzen 7 PRO 5875U and Core 2 Quad Q8400s 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 | 1 |
| Socket | FP6 | FCLGA775,LGA775 |
| Power consumption (TDP) | 15 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 7 PRO 5875U and Core 2 Quad Q8400s. You'll probably need this information if you require some particular technology.
| Instruction set extensions | XFR, FMA3, SSE 4.2, AVX2, SMT | no data |
| AES-NI | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | no data | - |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 7 PRO 5875U and Core 2 Quad Q8400s technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 7 PRO 5875U and Core 2 Quad Q8400s are enumerated here.
| AMD-V | + | - |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 7 PRO 5875U and Core 2 Quad Q8400s. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR1, DDR2, DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon RX Vega 8 (Ryzen 4000/5000) | On certain motherboards (Chipset feature) |
Peripherals
Specifications and connection of peripherals supported by Ryzen 7 PRO 5875U and Core 2 Quad Q8400s.
| PCIe version | 3.0 | 2.0 |
| PCI Express lanes | 8 | no data |
Pros & cons summary
| Recency | 19 April 2022 | 19 April 2009 |
| Physical cores | 8 | 4 |
| Threads | 16 | 4 |
| Chip lithography | 7 nm | 45 nm |
| Power consumption (TDP) | 15 Watt | 65 Watt |
Ryzen 7 PRO 5875U has an age advantage of 13 years, 100% more physical cores and 300% more threads, a 542.9% more advanced lithography process, and 333.3% lower power consumption.
We couldn't decide between Ryzen 7 PRO 5875U and Core 2 Quad Q8400s. We've got no test results to judge.
Be aware that Ryzen 7 PRO 5875U is a notebook processor while Core 2 Quad Q8400s is a desktop one.
Should you still have questions on choice between Ryzen 7 PRO 5875U and Core 2 Quad Q8400s, ask them in Comments section, and we shall answer.
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