In depth comparison and review of Intel Core i9 12900K (12th Gen) and Intel Xeon Platinum 8458P. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.
| GENERAL | Intel Core i9 12900K (12th Gen) | Intel Xeon Platinum 8458P |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core i9 12900K (12th Gen) | Intel Xeon Platinum 8458P |
|---|
| Type | Intel Core i9 12900K (12th Gen) | Intel Xeon Platinum 8458P |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1700 Socket | FCLGA4677 Socket |
| Manufacturing Process | 7 nm | - |
| Thermal Design Power | 241 W | 350 W |
| Thermal Specification | 100 °C | - |
| PCI Express Revision | 5.0 | 5.0 |
| PCI Express Configurations | 1x16+1x4, 2x8+1x4 | - |
| PCI Express Lanes Qty | 20 | - |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel OS Guard, Intel Turbo Boost Max Technology 3.0, Intel Speed Shift Technology, Intel Optane Memory Supported, Mode-based Execute Control (MBE), Intel Volume Management Device (VMD), Intel Boot Guard, Intel Deep Learning Boost (DL Boost), Intel Control-Flow Enforcement Technology, Intel Gaussian and Neural Accelerator 3.0, Intel Thread Director, Instruction Set 64-bit | Hyper-Threading Technology, Intel Virtualization Technology, Intel 64 Technology, Intel Turbo Boost Technology 2.0 |
| PERFORMANCE |
|---|
| Number of Cores | 16-core | 44-core |
|---|---|---|
| Number of Threads | 24 threads | 88 threads |
| Clock Speed (Frequency) | 3.2 GHz | 2.7 GHz |
| Max Turbo Speed | 5.2 GHz | 3.8 GHz |
| CACHE MEMORY |
|---|
| Cache | 30 MB | 82.5 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 30 MB L2 - 14 MB |
82.5 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Core i9 12900K (12th Gen) | Intel Xeon Platinum 8458P |
|---|
| Type | Intel UHD Graphics 770 | - |
|---|---|---|
| Base Frequency | 300 MHz | - |
| Max Dynamic Frequency | 1.55 GHz | - |
| Max Supported Resolution | 5120x3200@120Hz (eDP), 7680x4320@60Hz (DP), 4096x2160@60Hz (HDMI) | - |
| Features | Intel Clear Video HD Technology, Intel Quick Sync Video, Quad Display Capable | - |
| MISCELLANEOUS | Intel Core i9 12900K (12th Gen) | Intel Xeon Platinum 8458P |
|---|
| Service & Support | Limited warranty - 3 years | - |
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