Ryzen 9 7945HX vs Athlon 64 2650e
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 166 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | no data | 23.82 |
| Designer | AMD | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Lima (2008−2009) | Dragon Range-HX (Zen 4) (2023−2024) |
| Release date | 1 January 2009 (16 years ago) | 4 January 2023 (2 years ago) |
Detailed specifications
Athlon 64 2650e and Ryzen 9 7945HX 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 | 2.5 GHz |
| Boost clock speed | 1.6 GHz | 5.4 GHz |
| L1 cache | 128 KB | 64K (per core) |
| L2 cache | 512 KB | 1 MB (per core) |
| L3 cache | 0 KB | 64 MB (shared) |
| Chip lithography | 65 nm | CCD = 5 nm, I/O = 6 nm |
| Die size | 77 mm2 | 2x 71 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 122 million | 13,140 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Athlon 64 2650e and Ryzen 9 7945HX 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 | AM2 | FL1 |
| Power consumption (TDP) | 15 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon 64 2650e and Ryzen 9 7945HX. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME |
| AES-NI | - | + |
| FMA | - | + |
| AVX | - | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon 64 2650e and Ryzen 9 7945HX are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon 64 2650e and Ryzen 9 7945HX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | AMD Radeon 610M (400 - 2200 MHz) |
Peripherals
Specifications and connection of peripherals supported by Athlon 64 2650e and Ryzen 9 7945HX.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | no data | 28 |
Pros & cons summary
| Recency | 1 January 2009 | 4 January 2023 |
| Physical cores | 1 | 16 |
| Threads | 1 | 32 |
| Power consumption (TDP) | 15 Watt | 55 Watt |
Athlon 64 2650e has 266.7% lower power consumption.
Ryzen 9 7945HX, on the other hand, has an age advantage of 14 years, and 1500% more physical cores and 3100% more threads.
We couldn't decide between AMD Athlon 64 2650e and AMD Ryzen 9 7945HX. We've got no test results to judge.
Note that Athlon 64 2650e is a desktop processor while Ryzen 9 7945HX is a notebook one.
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