Xeon w3-2435 vs i9-12900K
Aggregate performance score
Core i9-12900K outperforms Xeon w3-2435 by an impressive 57% based on our aggregate benchmark results.
Primary details
Comparing Core i9-12900K and Xeon w3-2435 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 185 | 388 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 35.72 | 59.67 |
| Market segment | Desktop processor | Server |
| Series | Intel Core i9 | no data |
| Power efficiency | 19.76 | 9.53 |
| Architecture codename | Alder Lake, Golden Cove, Gracemont (2021) | Sapphire Rapids (2023−2024) |
| Release date | 27 October 2021 (3 years ago) | 15 February 2023 (1 year ago) |
| Launch price (MSRP) | $589 | $669 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Xeon w3-2435 has 67% better value for money than i9-12900K.
Detailed specifications
Core i9-12900K and Xeon w3-2435 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) | 8 (Octa-Core) |
| Threads | 24 | 16 |
| Base clock speed | 3.2 GHz | 3.1 GHz |
| Boost clock speed | 5.2 GHz | 4.5 GHz |
| Bus type | DMI 4.0 | no data |
| Bus rate | 8 × 16 GT/s | no data |
| Multiplier | 32 | no data |
| L1 cache | 768 KB | 80 KB (per core) |
| L2 cache | 4 MB | 2 MB (per core) |
| L3 cache | 6 MB | 22.5 MB |
| Chip lithography | 10 nm | Intel 7 nm |
| Die size | 215.25 mm2" | no data |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | 72 °C | 70 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i9-12900K and Xeon w3-2435 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 | FCLGA1700 | FCLGA4677 |
| Power consumption (TDP) | 125 Watt | 165 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i9-12900K and Xeon w3-2435. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, 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 | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| SIPP | + | - |
| Turbo Boost Max 3.0 | + | + |
| Deep Learning Boost | + | + |
Security technologies
Core i9-12900K and Xeon w3-2435 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Secure Key | + | no data |
| SGX | no data | - |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i9-12900K and Xeon w3-2435 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i9-12900K and Xeon w3-2435. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4, DDR5 | DDR5-4400 |
| Maximum memory size | 128 GB | 2 TB |
| Max memory channels | 2 | 4 |
| Maximum memory bandwidth | 76.805 GB/s | no data |
| ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel UHD Graphics 770 | N/A |
| Quick Sync Video | + | - |
| Clear Video HD | + | no data |
| Graphics max frequency | 1.55 GHz | no data |
| Execution Units | 32 | no data |
Graphics interfaces
Available interfaces and connections of Core i9-12900K and Xeon w3-2435 integrated GPUs.
| Number of displays supported | 4 | no data |
Graphics image quality
Maximum display resolutions supported by Core i9-12900K and Xeon w3-2435 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 4096 x 2160 @ 60Hz | no data |
| Max resolution over eDP | 5120 x 3200 @ 120Hz | no data |
| Max resolution over DisplayPort | 7680 x 4320 @ 60Hz | no data |
Graphics API support
APIs supported by Core i9-12900K and Xeon w3-2435 integrated GPUs, sometimes API versions are included.
| DirectX | 12 | no data |
| OpenGL | 4.5 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i9-12900K and Xeon w3-2435.
| PCIe version | 5.0 and 4.0 | 5.0 |
| PCI Express lanes | 20 | 64 |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
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 | 26.60 | 16.93 |
| Recency | 27 October 2021 | 15 February 2023 |
| Physical cores | 16 | 8 |
| Threads | 24 | 16 |
| Power consumption (TDP) | 125 Watt | 165 Watt |
i9-12900K has a 57.1% higher aggregate performance score, 100% more physical cores and 50% more threads, and 32% lower power consumption.
Xeon w3-2435, on the other hand, has an age advantage of 1 year.
The Core i9-12900K is our recommended choice as it beats the Xeon w3-2435 in performance tests.
Note that Core i9-12900K is a desktop processor while Xeon w3-2435 is a server/workstation one.
Should you still have questions on choice between Core i9-12900K and Xeon w3-2435, ask them in Comments section, and we shall answer.
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