Phenom II X3 P820 vs i7-980X
Aggregate performance score
Core i7-980X outperforms Phenom II X3 P820 by a whopping 550% 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 | 1649 | 3086 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.24 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | 3x AMD Phenom II |
| Power efficiency | 1.27 | 1.01 |
| Designer | Intel | AMD |
| Manufacturer | Intel | no data |
| Architecture codename | Gulftown (2010−2011) | Champlain (2010−2011) |
| Release date | 16 March 2010 (16 years ago) | 12 May 2010 (15 years ago) |
| Launch price (MSRP) | $959 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Core i7-980X 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 | 6 (Hexa-Core) | 3 (Tri-Core) |
| Threads | 12 | 3 |
| Base clock speed | 3.33 GHz | no data |
| Boost clock speed | 3.6 GHz | 1.8 GHz |
| Bus rate | 6.4 GT/s | 3600 MHz |
| L1 cache | 64 KB (per core) | 384 KB |
| L2 cache | 256 KB (per core) | 1.5 MB |
| L3 cache | 12 MB (shared) | no data |
| Chip lithography | 32 nm | 45 nm |
| Die size | 239 mm2 | no data |
| Maximum core temperature | 68 °C | no data |
| Number of transistors | 1,170 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i7-980X 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 | no data |
| Socket | FCLGA1366 | S1 |
| Power consumption (TDP) | 130 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-980X and Phenom II X3 P820. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | Virtualization, AMD64, Advanced Virus Protection, SSE(1,2,3,4a) |
| AES-NI | + | - |
| VirusProtect | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | 1.0 | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Demand Based Switching | - | no data |
| PAE | 36 Bit | no data |
Security technologies
Core i7-980X and Phenom II X3 P820 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-980X and Phenom II X3 P820 are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-980X and Phenom II X3 P820. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | 24 GB | no data |
| Max memory channels | 3 | no data |
| Maximum memory bandwidth | 25.6 GB/s | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-980X and Phenom II X3 P820.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Performance score | 3.90 | 0.60 |
| Recency | 16 March 2010 | 12 May 2010 |
| Physical cores | 6 | 3 |
| Threads | 12 | 3 |
| Chip lithography | 32 nm | 45 nm |
| Power consumption (TDP) | 130 Watt | 25 Watt |
i7-980X has a 550% higher aggregate performance score, 100% more physical cores and 300% more threads, and a 41% more advanced lithography process.
Phenom II X3 P820, on the other hand, has an age advantage of 1 month, and 420% lower power consumption.
The Intel Core i7-980X is our recommended choice as it beats the AMD Phenom II X3 P820 in performance tests.
Note that Core i7-980X is a desktop processor while Phenom II X3 P820 is a notebook one.
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