Athlon II X2 280 vs Core 2 Extreme X9100
Aggregate performance score
Core 2 Extreme X9100 outperforms Athlon II X2 280 by an impressive 51% based on our aggregate benchmark results.
Primary details
Comparing Core 2 Extreme X9100 and Athlon II X2 280 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2166 | 2454 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 4.52 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Core 2 Extreme | no data |
| Architecture codename | Penryn (2008−2011) | Regor (2009−2013) |
| Release date | 15 July 2008 (15 years ago) | 6 February 2013 (11 years ago) |
| Launch price (MSRP) | $851 | $100 |
| Current price | $120 (0.1x MSRP) | $56 (0.6x MSRP) |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core 2 Extreme X9100 and Athlon II X2 280 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Base clock speed | 3.06 GHz | 3.6 GHz |
| Boost clock speed | 3.06 GHz | 3.6 GHz |
| Bus support | 1066 MHz | no data |
| L1 cache | 128 KB | 128 KB |
| L2 cache | 6 MB | 1 MB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 45 nm | 45 nm |
| Die size | 107 mm2 | 117 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | 410 Million | 410 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
| VID voltage range | 1.05-1.2625V | no data |
Compatibility
Information on Core 2 Extreme X9100 and Athlon II X2 280 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 | PGA478 | AM3 |
| Power consumption (TDP) | 44 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Extreme X9100 and Athlon II X2 280. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | - | no data |
| Demand Based Switching | - | no data |
| AMT | + | no data |
| FSB parity | - | no data |
| Status | Discontinued | no data |
Security technologies
Core 2 Extreme X9100 and Athlon II X2 280 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 2 Extreme X9100 and Athlon II X2 280 are enumerated here.
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme X9100 and Athlon II X2 280. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR2, DDR3 |
Peripherals
Specifications and connection of peripherals supported by Core 2 Extreme X9100 and Athlon II X2 280.
| PCIe version | no data | 2.0 |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Core 2 Extreme X9100 outperforms Athlon II X2 280 by 51% based on our aggregate benchmark results.
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.
Benchmark coverage: 68%
Core 2 Extreme X9100 outperforms Athlon II X2 280 by 52% in Passmark.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 42%
Athlon II X2 280 outperforms Core 2 Extreme X9100 by 2% in GeekBench 5 Single-Core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 42%
Athlon II X2 280 outperforms Core 2 Extreme X9100 by 7% in GeekBench 5 Multi-Core.
Pros & cons summary
| Performance score | 1.33 | 0.88 |
| Recency | 15 July 2008 | 6 February 2013 |
| Cost | $851 | $100 |
| Power consumption (TDP) | 44 Watt | 65 Watt |
The Core 2 Extreme X9100 is our recommended choice as it beats the Athlon II X2 280 in performance tests.
Be aware that Core 2 Extreme X9100 is a notebook processor while Athlon II X2 280 is a desktop one.
Should you still have questions on choice between Core 2 Extreme X9100 and Athlon II X2 280, ask them in Comments section, and we shall answer.
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