Skylake To Coffee Lake: Why Intel 1151 Searches Need Generation Context
Socket 1151 is not one simple CPU story. Users often need Skylake, Kaby Lake, and Coffee Lake context before they can compare Intel desktop processors correctly.
Key facts
Production status: End-of-life
Release date: 2018-10-19
Cores / Threads: 8 / 16
Base clock: 3600 MHz
Turbo clock: 5000 MHz
TDP: 95 W
Process: 14 nm
Codename: Coffee Lake-R
Generation: Core i9 (Coffee Lake Refresh)
All available specs
| Field | Value |
|---|---|
| name | Core i9-9900K |
| Socket | Intel Socket 1151 |
| Foundry | Intel |
| Process Size | 14 nm |
| Die Size | 180.3 mm² |
| Package | FC-LGA14C |
| Market | Desktop |
| Production Status | End-of-life |
| Release Date | Oct 19th, 2018 |
| Part# | SRG19 SRELS |
| Frequency | 3.6 GHz |
| Turbo Clock | up to 5 GHz |
| Base Clock | 100 MHz |
| Multiplier | 36.0x |
| Multiplier Unlocked | Yes |
| Codename | Coffee Lake-R |
| Generation | Core i9 (Coffee Lake Refresh) |
| Memory Support | DDR4 |
| ECC Memory | No |
| # of Cores | 8 |
| # of Threads | 16 |
| SMP # CPUs | 1 |
| Integrated Graphics | UHD Graphics 630 |
| Cache L1 | 64 KB (per core) |
| Cache L2 | 256 KB (per core) |
| Features | MMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, AVX, AVX2, EIST, Intel 64, XD bit, VT-x, VT-d, HTT, AES-NI, TSX, TXT, CLMUL, FMA3, F16C, BMI1, BMI2, vPro, Boost 2.0 |
| Notes | UHD Graphics Dynamic Frequency: 350-1200 MHzThis processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. |
| Rated Speed | 2666 MT/s |
| Memory Bus | Dual-channel |
| Memory Bandwidth | 42.7 GB/s |
| tJMax | 100°C |
| Launch Price | $488 |
| PCI-Express | Gen 3, 16 Lanes (CPU only) |
| Cache L3 | 16 MB (shared) |
| tCaseMax | 72°C |
| Chipset | Intel 300 Series |
| PL1 | 95 W |
| PL2 | 119 W |
| All-Core Turbo | 4.7 GHz |
| Benchmark rank | 386 |
| Benchmark samples | 10582 |
| Benchmark price | 698.88 |
| Benchmark category | Desktop |
| Benchmark socket | FCLGA1151-2 |
| Benchmark date | 2018-10-01 |
| Benchmark TDP (W) | 95 |
| Benchmark base (MHz) | 3600 |
| Benchmark turbo (MHz) | 5000 |
| Benchmark cores | 8 |
| Benchmark threads per core | 2 |
| Benchmark threads | 16 |
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