In depth comparison and review of Intel Core i7 6900K (6th Gen) and Intel Core i9 12900 (12th Gen). 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 i7 6900K (6th Gen) | Intel Core i9 12900 (12th Gen) |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core i7 6900K (6th Gen) | Intel Core i9 12900 (12th Gen) |
|---|
| Type | Intel Core i7 6900K (6th Gen) | Intel Core i9 12900 (12th Gen) |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011-v3 Socket | LGA1700 Socket |
| Manufacturing Process | 14 nm | 10 nm |
| Thermal Design Power | 140 W | 202 W |
| Thermal Specification | - | 100 °C |
| PCI Express Revision | 3.0 | 4.0/5.0 |
| PCI Express Configurations | - | 1x16+4, 2x8+4 |
| PCI Express Lanes Qty | 40 | 20 |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Smart Response Technology | Hyper-Threading Technology, Intel Virtualization Technology, Intel Turbo Boost Technology 2.0, Intel Turbo Boost Max Technology 3.0, Intel Thread Director |
| PERFORMANCE |
|---|
| Number of Cores | 8-core | 16-core |
|---|---|---|
| Number of Threads | 16 threads | 24 threads |
| Clock Speed (Frequency) | 3.2 GHz | 2.4 GHz (P-core) / 1.8 GHz (E-core) |
| Max Turbo Speed | 3.7 GHz | 5.1 GHz (P-core) / 3.8 GHz (E-core) |
| CACHE MEMORY |
|---|
| Cache | 20 MB | 30 MB |
|---|---|---|
| Cache Memory Details | 20 MB | L3 - Smart Cache - 30 MB L2 - 14 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Core i7 6900K (6th Gen) | Intel Core i9 12900 (12th Gen) |
|---|
| 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 i7 6900K (6th Gen) | Intel Core i9 12900 (12th Gen) |
|---|
| Service & Support | - | Limited warranty - 3 years |
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