Athlon XP-M 1900+ vs Ryzen 9 7900
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 228 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 65.74 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | AMD Athlon XP-M |
| Power efficiency | 17.85 | no data |
| Designer | AMD | AMD |
| Manufacturer | TSMC | no data |
| Architecture codename | Raphael (Zen4) (2022−2023) | K7 (2000−2004) |
| Release date | 14 January 2023 (3 years ago) | 17 June 2003 (22 years ago) |
| Launch price (MSRP) | $429 | $123 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Ryzen 9 7900 and Athlon XP-M 1900+ 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 | 12 (Dodeca-Core) | 1 (Single-Core) |
| Threads | 24 | 1 |
| Base clock speed | 3.7 GHz | no data |
| Boost clock speed | 5.4 GHz | 1.47 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 266 MT/s |
| Multiplier | no data | 11 |
| L1 cache | 64K (per core) | 128 KB |
| L2 cache | 1 MB (per core) | 512 KB |
| L3 cache | 64 MB (shared) | no data |
| Chip lithography | 5 nm | 130 nm |
| Die size | 2x 71 mm2 | 101 mm2 |
| Maximum core temperature | 95 °C | no data |
| Maximum case temperature (TCase) | 47 °C | no data |
| Number of transistors | 13,140 million | 54 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 7900 and Athlon XP-M 1900+ 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 | no data |
| Socket | AM5 | Socket 563 |
| Power consumption (TDP) | 65 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 7900 and Athlon XP-M 1900+. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 5 nm, 0.650 - 1.475V | no data |
| AES-NI | + | - |
| AVX | + | - |
| PowerNow | - | + |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 7900 and Athlon XP-M 1900+ are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 7900 and Athlon XP-M 1900+. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-5200 | no data |
| Maximum memory size | no data | 4 GB |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon Graphics (Ryzen 7000) ( - 2200 MHz) | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 7900 and Athlon XP-M 1900+.
| PCIe version | 5.0 | no data |
| PCI Express lanes | 24 | no data |
Pros & cons summary
| Recency | 14 January 2023 | 17 June 2003 |
| Physical cores | 12 | 1 |
| Threads | 24 | 1 |
| Chip lithography | 5 nm | 130 nm |
| Power consumption (TDP) | 65 Watt | 25 Watt |
Ryzen 9 7900 has an age advantage of 19 years, 1100% more physical cores and 2300% more threads, and a 2500% more advanced lithography process.
Athlon XP-M 1900+, on the other hand, has 160% lower power consumption.
We couldn't decide between AMD Ryzen 9 7900 and AMD Athlon XP-M 1900+. We've got no test results to judge.
Note that Ryzen 9 7900 is a desktop processor while Athlon XP-M 1900+ is a notebook one.
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