Phenom II X3 P820 vs Ryzen Threadripper 1920X
Aggregate performance score
Ryzen Threadripper 1920X outperforms Phenom II X3 P820 by a whopping 2100% 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 | 666 | 3086 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 3.34 | no data |
| Market segment | Desktop processor | Laptop |
| Series | AMD Ryzen Threadripper | 3x AMD Phenom II |
| Power efficiency | 3.09 | 1.01 |
| Designer | AMD | AMD |
| Manufacturer | GlobalFoundries | no data |
| Architecture codename | Zen (2017−2020) | Champlain (2010−2011) |
| Release date | 10 August 2017 (8 years ago) | 12 May 2010 (15 years ago) |
| Launch price (MSRP) | $799 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Ryzen Threadripper 1920X and Phenom II X3 P820 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) | 3 (Tri-Core) |
| Threads | 24 | 3 |
| Base clock speed | 3.5 GHz | no data |
| Boost clock speed | 4.2 GHz | 1.8 GHz |
| Bus rate | 4 × 8 GT/s | 3600 MHz |
| Multiplier | 35 | no data |
| L1 cache | 96K (per core) | 384 KB |
| L2 cache | 512K (per core) | 1.5 MB |
| L3 cache | 32 MB | no data |
| Chip lithography | 14 nm | 45 nm |
| Die size | 213 mm2 | no data |
| Number of transistors | 9,600 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen Threadripper 1920X and Phenom II X3 P820 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 (Uniprocessor) | no data |
| Socket | SP3r2 | S1 |
| Power consumption (TDP) | 180 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Threadripper 1920X and Phenom II X3 P820. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Virtualization, AMD64, Advanced Virus Protection, SSE(1,2,3,4a) |
| AES-NI | + | - |
| AVX | + | - |
| VirusProtect | - | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen Threadripper 1920X and Phenom II X3 P820 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper 1920X and Phenom II X3 P820. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Quad-channel | DDR3 |
| Maximum memory size | 2 TiB | no data |
| Max memory channels | 4 | no data |
| Maximum memory bandwidth | 85.33 GB/s | no data |
| ECC memory support | + | - |
Peripherals
Specifications and connection of peripherals supported by Ryzen Threadripper 1920X and Phenom II X3 P820.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 60 | no data |
Pros & cons summary
| Performance score | 13.20 | 0.60 |
| Recency | 10 August 2017 | 12 May 2010 |
| Physical cores | 12 | 3 |
| Threads | 24 | 3 |
| Chip lithography | 14 nm | 45 nm |
| Power consumption (TDP) | 180 Watt | 25 Watt |
Ryzen Threadripper 1920X has a 2100% higher aggregate performance score, an age advantage of 7 years, 300% more physical cores and 700% more threads, and a 221.4% more advanced lithography process.
Phenom II X3 P820, on the other hand, has 620% lower power consumption.
The AMD Ryzen Threadripper 1920X is our recommended choice as it beats the AMD Phenom II X3 P820 in performance tests.
Note that Ryzen Threadripper 1920X is a desktop processor while Phenom II X3 P820 is a notebook one.
Other comparisons
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