FX-4100 vs Opteron 3280
Aggregate performance score
Opteron 3280 outperforms FX-4100 by a considerable 44% 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 | 2169 | 2471 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.19 | no data |
| Market segment | Workstation | Desktop processor |
| Power efficiency | 1.40 | 0.67 |
| Designer | AMD | AMD |
| Manufacturer | GlobalFoundries | no data |
| Architecture codename | Zurich (2012) | Zambezi (2011−2012) |
| Release date | 20 March 2012 (14 years ago) | 12 October 2011 (14 years ago) |
| Launch price (MSRP) | $229 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Currently popular graphics cards are shown for comparison.
Detailed specifications
Basic parameters of Opteron 3280 and FX-4100: 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 | 8 (Octa-Core) | 4 (Quad-Core) |
| Threads | 8 | 4 |
| Base clock speed | 2.5 GHz | 3.6 GHz |
| Boost clock speed | 3.5 GHz | 3.8 GHz |
| L1 cache | 384 KB | 192 KB |
| L2 cache | 8 MB | 4096 KB |
| L3 cache | 8 MB (shared) | 8192 KB |
| Chip lithography | 32 nm | 32 nm |
| Die size | 315 mm2 | 315 mm2 |
| Maximum core temperature | no data | 71 °C |
| Number of transistors | 1,200 million | 1,200 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
| Unlocked multiplier | - | + |
| P0 Vcore voltage | no data | Min: 1.1 V - Max: 1.4125 V |
Compatibility
Information on Opteron 3280 and FX-4100 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) | 65 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Opteron 3280 and FX-4100. 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 Opteron 3280 and FX-4100 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 3280 and FX-4100. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
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 Opteron 3280 and FX-4100.
| PCIe version | 2.0 | n/a |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
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.
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.
Pros & cons summary
| Performance score | 2.21 | 1.54 |
| Recency | 20 March 2012 | 12 October 2011 |
| Physical cores | 8 | 4 |
| Threads | 8 | 4 |
| Power consumption (TDP) | 65 Watt | 95 Watt |
Opteron 3280 has a 44% higher aggregate performance score, an age advantage of 5 months, 100% more physical cores and 100% more threads, and 46% lower power consumption.
The AMD Opteron 3280 is our recommended choice as it beats the AMD FX-4100 in performance tests.
Be aware that Opteron 3280 is a server/workstation processor while FX-4100 is a desktop one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
