Athlon 64 TF-20 vs Phenom II X4 805
Aggregate performance score
Phenom II X4 805 outperforms Athlon 64 TF-20 by a whopping 653% 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 | 2568 | 3557 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.11 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | AMD Athlon 64 |
| Power efficiency | 0.51 | 0.26 |
| Designer | AMD | AMD |
| Architecture codename | Deneb (2009−2011) | Sherman (2009) |
| Release date | 9 February 2009 (16 years ago) | 1 May 2009 (16 years ago) |
| Launch price (MSRP) | $174 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Phenom II X4 805 and Athlon 64 TF-20 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 | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | 4 | 1 |
| Base clock speed | 2.5 GHz | no data |
| Boost clock speed | 2.5 GHz | 1.6 GHz |
| Bus rate | no data | 667 MHz |
| L1 cache | 128 KB (per core) | 0.1 MB |
| L2 cache | 512 KB (per core) | 512 KB |
| L3 cache | 4 MB (shared) | no data |
| Chip lithography | 45 nm | 65 nm |
| Die size | 258 mm2 | no data |
| Maximum core temperature | no data | 95 °C |
| Number of transistors | 758 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Phenom II X4 805 and Athlon 64 TF-20 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 | AM3 | S1g1 |
| Power consumption (TDP) | 95 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X4 805 and Athlon 64 TF-20. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX, 3DNow!, SSE, SSE2, SSE3, AMD64, Enhanced Virus Protection |
| VirusProtect | - | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X4 805 and Athlon 64 TF-20 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X4 805 and Athlon 64 TF-20. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | no data |
Peripherals
Specifications and connection of peripherals supported by Phenom II X4 805 and Athlon 64 TF-20.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Performance score | 1.13 | 0.15 |
| Recency | 9 February 2009 | 1 May 2009 |
| Physical cores | 4 | 1 |
| Threads | 4 | 1 |
| Chip lithography | 45 nm | 65 nm |
| Power consumption (TDP) | 95 Watt | 25 Watt |
Phenom II X4 805 has a 653.3% higher aggregate performance score, 300% more physical cores and 300% more threads, and a 44.4% more advanced lithography process.
Athlon 64 TF-20, on the other hand, has an age advantage of 2 months, and 280% lower power consumption.
The AMD Phenom II X4 805 is our recommended choice as it beats the AMD Athlon 64 TF-20 in performance tests.
Note that Phenom II X4 805 is a desktop processor while Athlon 64 TF-20 is a notebook one.
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