AMD Ryzen 9 9950X3D2 vs Intel Core i9 12900KF
[ VERDICT ]
Winner: AMD Ryzen 9 9950X3D2 (97/100)
AMD Ryzen 9 9950X3D2 leads overall with a score of 97/100 compared to Intel Core i9 12900KF (69/100), offering superior measured performance and technical specifications.
Benchmark Performance Comparison
Normalized Lab Scores| Benchmark | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| Efficiency | 76.0 Good WINNER | 47.0 Poor |
| Performance | 95.0 Excellent WINNER | 76.0 Good |
Detailed Technical Specifications
CPU
| Specification | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| Base Frequency (P) | 4.3 GHz | 3.2 GHz |
| Bus Frequency | 100 MHz | 100 MHz |
| L1 Cache | 80K (per core) | 64K (per core) |
| L2 Cache | 1MB (per core) | 14MB (shared) |
| L3 Cache | 192MB (shared) | 30MB (shared) |
| Multiplier | 43x | 32x |
| P-Cores | 16 | 8 |
| P-Threads | 32 | 16 |
| Total Cores | 16 | 16 |
| Total Threads | 32 | 24 |
| Turbo Boost Frequency (P) | 5.6 GHz | 5.1 GHz |
| Unlocked Multiplier | Yes | Yes |
| Base Frequency (E) | — | 2.4 GHz |
| E-Cores | — | 8 |
| E-Threads | — | 8 |
| Turbo Boost Frequency (E) | — | 3.9 GHz |
Cinebench
| Specification | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| Cinebench 2026 (Multi) | 10459 | — |
| Cinebench 2026 (Single) | 558 | — |
GeekBench v6
| Specification | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| Background blur | 90.2 images/sec | 66.8 images/sec |
| Clang compilation | 240.9 Klines/sec | 141 Klines/sec |
| File compression | 2030 MB/sec | 1150 MB/sec |
| HTML 5 Browser | 460.9 pages/sec | 363.2 pages/sec |
| PDF Renderer | 570.9 Mpixels/sec | 475.6 Mpixels/sec |
| Photo processing | 160.1 images/sec | 138.5 images/sec |
| Ray tracing | 56.9 Mpixels/sec | 33.9 Mpixels/sec |
| Text processing | 361 pages/sec | 274.8 pages/sec |
General
| Specification | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| Codename | Zen 5 (Granite Ridge) | Alder Lake |
| Instruction Set | x86-64 | x86-64 |
| Integrated GPU | Radeon Graphics | No |
| Model number | 9950X3D2 | i9-12900KF |
| Released | March 26, 2026 | October 27, 2021 |
| Type | Desktop | Desktop |
| Vendor | Amd | Intel |
| AMD Equivalent | — | -AMD Ryzen 9 5950X |
| Successor | — | -Intel Core i9 14900KF |
Memory Support
| Specification | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| ECC Support | Yes | Yes |
| Max. Memory Bandwidth | 89.6 GB/s | 76.8 GB/s |
| Max. Memory Size | 256 GB | 128 GB |
| Memory Channels | 2 | 2 |
| Memory Types | - DDR5-5600 | - DDR5-4800- DDR4-3200 |
Misc
| Specification | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| Official Site | AMD Ryzen 9 9950X3D2 official page | Intel Core i9 12900KF official page |
| PCI Express Lanes | 28 | 20 |
| PCI Express Version | 5.0 | 5.0 |
| Technologies | — | - Compute: ABM, ADX, BMI1, BMI2, CLMUL, F16C, SHA- Performance: EIST, TBT 2.0, TBT 3.0, TSX- Virtualization: VT-d, VT-x- Security: RDRAND, TXT, XD bit |
Package
| Specification | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| Fabrication Process | 4 nm | 10 nm |
| Max. Boost TDP (PL2) | 270 W | 241 W |
| Peak Temperature | 95°C | 100°C |
| Socket | AM5 | LGA-1700 |
| TDP (PL1) | 200 W | 125 W |
Performance Per Watt
| Specification | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| Blender / Watt | 3.74 PPW | 2.92 PPW |
| Cinebench 2024 / Watt | 12.6 PPW | 11.7 PPW |
| Geekbench 6 Multi / Watt | 135.6 PPW | 129.1 PPW |
| Passmark CPU Mark / Watt | 363.9 PPW | 324 PPW |
iGPU
| Specification | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| Execution Units | 2 | — |
| GPU Base Clock | 400 MHz | — |
| GPU Boost Clock | 2200 MHz | — |
| Integrated Graphics | Radeon Graphics | — |
| ROPs | 4 | — |
| Shading Units | 128 | — |
| TGP | 15 W | — |
| TMUs | 8 | — |
PassMark
| Specification | AMD Ryzen 9 9950X3D2 | Intel Core i9 12900KF |
|---|---|---|
| Data compression | — | 532.8 MBytes/sec |
| Data encryption | — | 29.2 GBytes/sec |
| Extended instructions | — | 33.4B Matrices/sec |
| Find prime numbers | — | 138M Primes/sec |
| Floating point math | — | 104.8 GOps/sec |
| Integer math | — | 138.3 GOps/sec |
| Physics | — | 2054 Frames/sec |
| Random string sorting | — | 56.7M Strings/sec |
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