Key facts
Production status: End-of-life
Release date: 2021-05-11
Cores / Threads: 6 / 12
Base clock: 3200 MHz
Turbo clock: 4900 MHz
TDP: 45 W
Process: 10 nm
Codename: Tiger Lake-H
Generation: Xeon (Tiger Lake-H)
All available specs
| Field | Value |
|---|---|
| name | Xeon W-11855M |
| Socket | Intel BGA 1787 |
| Foundry | Intel |
| Process Size | 10 nm |
| Die Size | 190 mm² |
| Package | FC-BGA16F |
| Market | Server/Workstation |
| Production Status | End-of-life |
| Release Date | May 11th, 2021 |
| Part# | SRKT8 |
| Frequency | 3.2 GHz |
| Turbo Clock | up to 4.9 GHz |
| Base Clock | 100 MHz |
| Multiplier | 32.0x |
| Multiplier Unlocked | No |
| Codename | Tiger Lake-H |
| Generation | Xeon (Tiger Lake-H) |
| Memory Support | DDR4 |
| ECC Memory | Yes |
| # of Cores | 6 |
| # of Threads | 12 |
| SMP # CPUs | 1 |
| Integrated Graphics | UHD Graphics 750 |
| Cache L1 | 80 KB (per core) |
| Cache L2 | 1.25 MB (per core) |
| Features | MMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, AVX, AVX2, AVX-512, EIST, Speed Shift, Intel 64, XD bit, VT-x, VT-d, EPT, HTT, AES-NI, SIPP, vPro, TXT, CLMUL, FMA3, F16C, BMI1, BMI2, CFET, MBEC, IPU 6.0, DLBoost, Boost 2.0 |
| Notes | Intel UHD Graphics frequency: 350-1450 MHz |
| Rated Speed | 3200 MT/s |
| Memory Bus | Dual-channel |
| Memory Bandwidth | 51.2 GB/s |
| tJMax | 100°C |
| Launch Price | $450 |
| PCI-Express | Gen 4, 20 Lanes (CPU only) |
| Cache L3 | 18 MB (shared) |
| Chipset | WM590 |
| All-Core Turbo | up to 4.4 GHz |
| TDP-up Frequency | 2.6 GHz |
| Configurable TDP-up | 45 W |
| Benchmark rank | 390 |
| Benchmark samples | 54 |
| Benchmark price | 450 |
| Benchmark category | Laptop, Server |
| Benchmark socket | FCBGA1787 |
| Benchmark date | 2021-06-01 |
| Benchmark TDP (W) | 45 |
| Benchmark base (MHz) | 3200 |
| Benchmark turbo (MHz) | 4900 |
| Benchmark cores | 6 |
| Benchmark threads per core | 2 |
| Benchmark threads | 12 |