i5-8650K vs Xeon E3-1280 v2
Primary details
Comparing Xeon E3-1280 v2 and Core i5-8650K processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1381 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.03 | no data |
| Market segment | Server | Desktop processor |
| Series | no data | Intel Core i5 |
| Power efficiency | 5.67 | no data |
| Architecture codename | Ivy Bridge (2012−2013) | Coffee Lake (2017−2019) |
| Release date | 14 May 2012 (12 years ago) | 1 September 2018 (6 years ago) |
| Launch price (MSRP) | $645 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon E3-1280 v2 and Core i5-8650K 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 | 4 (Quad-Core) | 6 (Hexa-Core) |
| Threads | 8 | 6 |
| Base clock speed | 3.6 GHz | 3.7 GHz |
| Boost clock speed | 4 GHz | 4.5 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | 5 GT/s | 4 × 8 GT/s |
| L1 cache | 64 KB (per core) | 384 KB |
| L2 cache | 256 KB (per core) | 1.5 MB |
| L3 cache | 8 MB (shared) | 9 MB (shared) |
| Chip lithography | 22 nm | 14 nm |
| Die size | 160 mm2 | 126 mm2 |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 1,400 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Xeon E3-1280 v2 and Core i5-8650K 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 (Uniprocessor) |
| Socket | FCLGA1155 | 1151 |
| Power consumption (TDP) | 69 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E3-1280 v2 and Core i5-8650K. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX | no data |
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| Demand Based Switching | + | no data |
| Fast Memory Access | + | no data |
Security technologies
Xeon E3-1280 v2 and Core i5-8650K technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| Identity Protection | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E3-1280 v2 and Core i5-8650K are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E3-1280 v2 and Core i5-8650K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4 Dual-channel |
| Maximum memory size | 32.77 GB | 64 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 25.6 GB/s | 42.671 GB/s |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel UHD Graphics 630 |
Peripherals
Specifications and connection of peripherals supported by Xeon E3-1280 v2 and Core i5-8650K.
| PCIe version | 3.0 | 3.0 |
Pros & cons summary
| Recency | 14 May 2012 | 1 September 2018 |
| Physical cores | 4 | 6 |
| Threads | 8 | 6 |
| Chip lithography | 22 nm | 14 nm |
| Power consumption (TDP) | 69 Watt | 95 Watt |
Xeon E3-1280 v2 has 33.3% more threads, and 37.7% lower power consumption.
i5-8650K, on the other hand, has an age advantage of 6 years, 50% more physical cores, and a 57.1% more advanced lithography process.
We couldn't decide between Xeon E3-1280 v2 and Core i5-8650K. We've got no test results to judge.
Be aware that Xeon E3-1280 v2 is a server/workstation processor while Core i5-8650K is a desktop one.
Should you still have questions on choice between Xeon E3-1280 v2 and Core i5-8650K, ask them in Comments section, and we shall answer.
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