Ryzen 9 7945HX vs Athlon 64 X2 4800+
Aggregate performance score
Ryzen 9 7945HX outperforms Athlon 64 X2 4800+ by a whopping 7424% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3233 | 171 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | 2x Athlon 64 (Desktop) | no data |
| Power efficiency | no data | 60.10 |
| Designer | AMD | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Windsor (2006−2007) | Dragon Range-HX (Zen 4) (2023−2024) |
| Release date | no data | 4 January 2023 (2 years ago) |
Detailed specifications
Athlon 64 X2 (Desktop) 4800+ 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 | 2 (Dual-core) | 16 (Hexadeca-Core) |
| Threads | 2 | 32 |
| Base clock speed | no data | 2.5 GHz |
| Boost clock speed | 2.4 GHz | 5.4 GHz |
| Bus rate | 1000 MHz | no data |
| L1 cache | 256K | 64K (per core) |
| L2 cache | 512K | 1 MB (per core) |
| L3 cache | 0 KB | 64 MB (shared) |
| Chip lithography | 90 nm | CCD = 5 nm, I/O = 6 nm |
| Die size | 220 mm2 | 2x 71 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 233 million | 13,140 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Athlon 64 X2 (Desktop) 4800+ 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 | 939 | FL1 |
| Power consumption (TDP) | 2 MB | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon 64 X2 (Desktop) 4800+ 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 X2 (Desktop) 4800+ and Ryzen 9 7945HX are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon 64 X2 (Desktop) 4800+ and Ryzen 9 7945HX. 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 610M (400 - 2200 MHz) |
Peripherals
Specifications and connection of peripherals supported by Athlon 64 X2 (Desktop) 4800+ and Ryzen 9 7945HX.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 28 |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
3DMark06 CPU
3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.
Pros & cons summary
| Performance score | 0.41 | 30.85 |
| Physical cores | 2 | 16 |
| Threads | 2 | 32 |
| Power consumption (TDP) | 2 Watt | 55 Watt |
Athlon 64 X2 4800+ has 2650% lower power consumption.
Ryzen 9 7945HX, on the other hand, has a 7424.4% higher aggregate performance score, and 700% more physical cores and 1500% more threads.
The AMD Ryzen 9 7945HX is our recommended choice as it beats the AMD Athlon 64 X2 4800+ in performance tests.
Note that Athlon 64 X2 4800+ is a desktop processor while Ryzen 9 7945HX is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
