FX-8100 vs Phenom II X6 1075T
Aggregate performance score
FX-8100 outperforms Phenom II X6 1075T by a moderate 18% based on our aggregate benchmark results.
Primary details
Comparing Phenom II X6 1075T and FX-8100 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1846 | 1733 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.17 | no data |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 1.63 | 2.54 |
| Architecture codename | Thuban (2010) | Zambezi (2011−2012) |
| Release date | 21 September 2010 (14 years ago) | 12 October 2011 (13 years ago) |
| Launch price (MSRP) | $260 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Phenom II X6 1075T and FX-8100 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) | 8 (Octa-Core) |
| Threads | 6 | 8 |
| Base clock speed | 3 GHz | 2.8 GHz |
| Boost clock speed | 3.5 GHz | 3.7 GHz |
| L1 cache | 128 KB (per core) | 384 KB |
| L2 cache | 512 KB (per core) | 8 MB |
| L3 cache | 6 MB (shared) | 8 MB (shared) |
| Chip lithography | 45 nm | 32 nm |
| Die size | 346 mm2 | 315 mm2 |
| Number of transistors | 904 million | 1,200 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Phenom II X6 1075T and FX-8100 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 | AM3 | AM3+ |
| Power consumption (TDP) | 125 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X6 1075T and FX-8100. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| FMA | - | + |
| AVX | - | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X6 1075T and FX-8100 are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X6 1075T and FX-8100. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
Peripherals
Specifications and connection of peripherals supported by Phenom II X6 1075T and FX-8100.
| PCIe version | 2.0 | 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.
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.
Pros & cons summary
| Performance score | 2.20 | 2.60 |
| Recency | 21 September 2010 | 12 October 2011 |
| Physical cores | 6 | 8 |
| Threads | 6 | 8 |
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 125 Watt | 95 Watt |
FX-8100 has a 18.2% higher aggregate performance score, an age advantage of 1 year, 33.3% more physical cores and 33.3% more threads, a 40.6% more advanced lithography process, and 31.6% lower power consumption.
The FX-8100 is our recommended choice as it beats the Phenom II X6 1075T in performance tests.
Should you still have questions on choice between Phenom II X6 1075T and FX-8100, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
