Xeon Gold 6142 vs Gold 6126F
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 497 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 3.67 |
| Market segment | Server | Server |
| Series | Intel Xeon Gold | Intel Xeon Gold |
| Power efficiency | no data | 4.09 |
| Designer | Intel | Intel |
| Architecture codename | Skylake (server) (2017−2018) | Skylake (server) (2017−2018) |
| Release date | 11 July 2017 (7 years ago) | 25 April 2017 (8 years ago) |
| Launch price (MSRP) | $1,931 | $2,946 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon Gold 6126F and Xeon Gold 6142 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 | 12 (Dodeca-Core) | 16 (Hexadeca-Core) |
| Threads | 24 | 32 |
| Base clock speed | 2.6 GHz | 2.6 GHz |
| Boost clock speed | 3.7 GHz | 3.7 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| Multiplier | 26 | 26 |
| L1 cache | 768 KB | 1 MB |
| L2 cache | 12 MB | 16 MB |
| L3 cache | 19.25 MB | 22 MB |
| Chip lithography | 14 nm | 14 nm |
| Maximum core temperature | 86 °C | 85 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
Compatibility
Information on Xeon Gold 6126F and Xeon Gold 6142 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 | 4 (Multiprocessor) | 4 (Multiprocessor) |
| Socket | FCLGA3647 | FCLGA3647 |
| Power consumption (TDP) | 135 Watt | 150 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Gold 6126F and Xeon Gold 6142. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | + |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | + | + |
| Turbo Boost Max 3.0 | - | - |
Security technologies
Xeon Gold 6126F and Xeon Gold 6142 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Gold 6126F and Xeon Gold 6142 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6126F and Xeon Gold 6142. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2666 | DDR4-2666 |
| Maximum memory size | 768 GB | 768 GB |
| Max memory channels | 6 | 6 |
| Maximum memory bandwidth | 128.001 GB/s | 128.001 GB/s |
| ECC memory support | + | + |
Peripherals
Specifications and connection of peripherals supported by Xeon Gold 6126F and Xeon Gold 6142.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 48 | 48 |
Pros & cons summary
| Recency | 11 July 2017 | 25 April 2017 |
| Physical cores | 12 | 16 |
| Threads | 24 | 32 |
| Power consumption (TDP) | 135 Watt | 150 Watt |
Xeon Gold 6126F has an age advantage of 2 months, and 11.1% lower power consumption.
Xeon Gold 6142, on the other hand, has 33.3% more physical cores and 33.3% more threads.
We couldn't decide between Intel Xeon Gold 6126F and Intel Xeon Gold 6142. We've got no test results to judge.
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