Ryzen 9 9900X3D vs Athlon XP 2600+ DTR
Primary details
Comparing Athlon XP 2600+ DTR and Ryzen 9 9900X3D processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Architecture codename | Barton (2001−2004) | Granite Ridge (2024−2025) |
| Release date | January 2001 (24 years ago) | 6 January 2025 (recently) |
Detailed specifications
Athlon XP 2600+ DTR and Ryzen 9 9900X3D 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) | 16 (Hexadeca-Core) |
| Threads | 1 | 32 |
| Base clock speed | no data | 4.4 GHz |
| Boost clock speed | 1.92 GHz | 5.5 GHz |
| L1 cache | 128 KB | 80 KB (per core) |
| L2 cache | 512 KB | 1 MB (per core) |
| L3 cache | 0 KB | 128 MB (shared) |
| Chip lithography | 130 nm | 4 nm |
| Die size | 101 mm2 | 2x 70.6 mm2 |
| Number of transistors | 63 million | 16,630 million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Athlon XP 2600+ DTR and Ryzen 9 9900X3D 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 | A | AM5 |
| Power consumption (TDP) | 68 Watt | 120 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon XP 2600+ DTR and Ryzen 9 9900X3D. 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 Athlon XP 2600+ DTR and Ryzen 9 9900X3D are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon XP 2600+ DTR and Ryzen 9 9900X3D. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon Graphics |
Peripherals
Specifications and connection of peripherals supported by Athlon XP 2600+ DTR and Ryzen 9 9900X3D.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 24 |
Pros & cons summary
| Physical cores | 1 | 16 |
| Threads | 1 | 32 |
| Chip lithography | 130 nm | 4 nm |
| Power consumption (TDP) | 68 Watt | 120 Watt |
Athlon XP 2600+ DTR has 76.5% lower power consumption.
Ryzen 9 9900X3D, on the other hand, has 1500% more physical cores and 3100% more threads, and a 3150% more advanced lithography process.
We couldn't decide between Athlon XP 2600+ DTR and Ryzen 9 9900X3D. We've got no test results to judge.
Should you still have questions on choice between Athlon XP 2600+ DTR and Ryzen 9 9900X3D, ask them in Comments section, and we shall answer.
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