Xeon Gold 5515 vs FX-770K
Primary details
Comparing FX-770K and Xeon Gold 5515 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1948 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Power efficiency | 2.81 | no data |
| Architecture codename | Kaveri (2014−2015) | no data |
| Release date | December 2014 (9 years ago) | 1 October 2023 (1 year ago) |
Detailed specifications
FX-770K and Xeon Gold 5515 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) | 8 (Octa-Core) |
| Threads | 4 | 16 |
| Base clock speed | 3.5 GHz | 3.2 GHz |
| Boost clock speed | 3.9 GHz | 4.1 GHz |
| L1 cache | 256K | no data |
| L2 cache | 4 MB | no data |
| L3 cache | no data | 22.5 MB |
| Chip lithography | 28 nm | Intel 7 nm |
| Die size | 245 mm2 | no data |
| Maximum core temperature | no data | 76 °C |
| Maximum case temperature (TCase) | 72 °C | no data |
| Number of transistors | 2,411 million | no data |
| 64 bit support | + | - |
| Unlocked multiplier | + | - |
Compatibility
Information on FX-770K and Xeon Gold 5515 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 | FM2+ | FCLGA4677 |
| Power consumption (TDP) | 65 Watt | 165 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by FX-770K and Xeon Gold 5515. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | - |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Deep Learning Boost | - | + |
Security technologies
FX-770K and Xeon Gold 5515 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by FX-770K and Xeon Gold 5515 are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by FX-770K and Xeon Gold 5515. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-2133 | DDR5-4800, DDR5-4400 |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by FX-770K and Xeon Gold 5515.
| PCIe version | 3.0 | 5.0 |
| PCI Express lanes | 16 | 80 |
Pros & cons summary
| Physical cores | 4 | 8 |
| Threads | 4 | 16 |
| Power consumption (TDP) | 65 Watt | 165 Watt |
FX-770K has 153.8% lower power consumption.
Xeon Gold 5515, on the other hand, has 100% more physical cores and 300% more threads.
We couldn't decide between FX-770K and Xeon Gold 5515. We've got no test results to judge.
Note that FX-770K is a desktop processor while Xeon Gold 5515 is a server/workstation one.
Should you still have questions on choice between FX-770K and Xeon Gold 5515, 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.
