Xeon 6349P vs Gold 6143
Aggregate performance score
Xeon 6349P outperforms Xeon Gold 6143 by a small 5% 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 | 567 | 528 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 24.43 |
| Market segment | Server | Server |
| Power efficiency | 2.91 | 6.57 |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | no data | Raptor Lake-R (2023−2025) |
| Release date | 1 July 2017 (8 years ago) | 24 February 2025 (less than a year ago) |
| Launch price (MSRP) | no data | $509 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon Gold 6143 and Xeon 6349P 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 | 16 (Hexadeca-Core) | 6 (Hexa-Core) |
| Performance-cores | no data | 6 |
| Threads | 32 | 12 |
| Base clock speed | 2.8 GHz | 3.6 GHz |
| Boost clock speed | 4 GHz | 5.4 GHz |
| Bus rate | no data | 16 GT/s |
| L1 cache | no data | 80 KB (per core) |
| L2 cache | no data | 1.25 MB (per core) |
| L3 cache | 22 MB | 18 MB (shared) |
| Chip lithography | 14 nm | Intel 7 nm |
| Die size | no data | 163 mm2 |
| Maximum core temperature | 74 °C | 100 °C |
| 64 bit support | - | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon Gold 6143 and Xeon 6349P 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 | no data | 1 |
| Socket | FCLGA3647 | FCLGA1700 |
| Power consumption (TDP) | 205 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Gold 6143 and Xeon 6349P. 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® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| AVX | - | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | + | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Turbo Boost Max 3.0 | - | + |
Security technologies
Xeon Gold 6143 and Xeon 6349P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Gold 6143 and Xeon 6349P are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6143 and Xeon 6349P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2666 | DDR5-4800 |
| Maximum memory size | 768 GB | 128 GB |
| Max memory channels | 6 | 2 |
| ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Xeon Gold 6143 and Xeon 6349P.
| PCIe version | 3.0 | 5.0 |
| PCI Express lanes | 48 | 20 |
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.
Pros & cons summary
| Performance score | 14.10 | 14.77 |
| Recency | 1 July 2017 | 24 February 2025 |
| Physical cores | 16 | 6 |
| Threads | 32 | 12 |
| Power consumption (TDP) | 205 Watt | 95 Watt |
Xeon Gold 6143 has 166.7% more physical cores and 166.7% more threads.
Xeon 6349P, on the other hand, has a 4.8% higher aggregate performance score, an age advantage of 7 years, and 115.8% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Intel Xeon Gold 6143 and Intel Xeon 6349P.
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