Intel Xeon W11955M vs Intel Xeon W-10855M: comparison
Comparison of Intel Xeon W11955M and Intel Xeon W-10855M: key differences and a full specification table.
Key differences
Intel Xeon W11955M has more cores (8 vs 6), more threads (16 vs 12), a larger L3 cache (24 MB vs 12 MB) and a finer process node (10 nm vs 14 nm).
At the same time, Intel Xeon W-10855M has a higher maximum clock (5.1 GHz vs 5 GHz).
Both processors match on: maximum memory size (128 GB), memory channels (2).
These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.
Key specifications
| Parameter | Intel Xeon W11955M | Intel Xeon W-10855M |
|---|---|---|
| Cores / threads | 8 / 16 | 6 / 12 |
| Max boost clock | 5 GHz | 5.1 GHz |
| L3 cache | 24 MB | 12 MB |
| TDP | — | 45 W |
| Process | 10 nm | 14 nm |
| Integrated graphics | UHD-графика Intel для процессоров Intel Core 11-го поколения | UHD-графика Intel для процессоров Intel Core 10-го поколения |
Full specification table
Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.
| Parameter | Intel Xeon W11955M | Intel Xeon W-10855M |
|---|---|---|
| General | ||
| Model | W-11955M | W-10855M |
| Codename | Tiger Lake | Comet Lake |
| Segment | Mobile | Mobile |
| Product line | Процессор Intel Xeon W | Процессор Intel Xeon W |
| Process | 10 nm | 14 nm |
| Launch date | Q2 2021 | Q2 2020 |
| Status | Launched | Launched |
| Embedded options available | No | No |
| Use conditions | — | PC/Client/Tablet |
| CPU | ||
| Cores | 8 | 6 |
| Threads | 16 | 12 |
| Multithreading (SMT/HT) | Yes | Yes |
| Base clock | — | 2.8 GHz |
| Max boost clock | 5 GHz | 5.1 GHz |
| Turbo Boost Max 3.0 frequency | 5 GHz | 4.9 GHz |
| Thermal Velocity Boost frequency | — | 5.1 GHz |
| L3 cache | 24 MB | 12 MB |
| Bus speed | 8 GT/s | 8 GT/s |
| TDP | — | 45 W |
| Configurable TDP-up | 45 W | — |
| Configurable TDP-down | 35 W | 35 W |
| cTDP-up base frequency | 2.6 GHz | — |
| cTDP-down base frequency | 2.1 GHz | — |
| 64-bit support | — | Yes |
| Instruction set width | 64 bit | 64 bit |
| Instruction set extensions | SSE4.1, SSE4.2, AVX2, AVX-512 | SSE4.1, SSE4.2, AVX2 |
| Memory | ||
| Max memory size | 128 GB | 128 GB |
| Memory types | Up to 3200 MT/s | DDR4 |
| Memory channels | 2 | 2 |
| Max memory bandwidth | 51.2 GB/s | 45.8 GB/s |
| ECC memory supported | Yes | Yes |
| Graphics | ||
| Integrated graphics | UHD-графика Intel для процессоров Intel Core 11-го поколения | UHD-графика Intel для процессоров Intel Core 10-го поколения |
| Has integrated graphics | Yes | Yes |
| Graphics base frequency | 350 MHz | 350 MHz |
| Graphics max frequency | 1.45 GHz | 1.2 GHz |
| Graphics units | 32 | — |
| Max displays | 4 | 3 |
| Max resolution (DP) | 7680x4320@60Hz | 4096x2304@60Hz |
| Max resolution (HDMI) | 4096x2304@60Hz | 4096x2304@30Hz |
| Max resolution (eDP) | 4096x2304@60Hz | 4096x2304@60Hz |
| DirectX | 12.1 | 12 |
| OpenGL | 4.6 | 4.5 |
| OpenCL | 3 | — |
| Graphics device ID | 0x9A70 | 0x9BF6 |
| Quick Sync Video | Yes | Yes |
| Graphics output | eDP 1.4b, DP 1.4, HDMI 2.0b | eDP/DP/HDMI/DVI |
| 4K support | — | Yes, at 60Hz |
| Multi-format codec engines | 2 | — |
| I/O and interfaces | ||
| PCI Express revision | 4 | 3 |
| Chipset PCIe revision | 3 | — |
| PCI Express lanes | 20 | 16 |
| PCI Express configurations | Up to 1x16+1x4, 2x8+1x4, 1x8+3x4 | Up to 1x16, 2x8, 1x8+2x4 |
| Thunderbolt 4 | Yes | — |
| Package and thermal | ||
| Sockets supported | FCBGA1787 | FCBGA1440 |
| Max CPU configuration | 1 | 1 |
| Package size | 50 x 26.5 | 42mm x 28mm |
| TJUNCTION | 100 °C | 100 °C |
| Security and virtualization | ||
| Virtualization (VT-x / AMD-V) | Yes | Yes |
| Virtualization for Directed I/O (VT-d) | Yes | Yes |
| Extended Page Tables (EPT) | Yes | Yes |
| AES-NI | Yes | Yes |
| Execute Disable Bit | — | Yes |
| Intel Trusted Execution Technology | Yes | Yes |
| Secure Key | Yes | Yes |
| Intel OS Guard | Yes | Yes |
| Intel Boot Guard | Yes | Yes |
| Intel Software Guard Extensions | No | Yes |
| Mode-based Execute Control | Yes | — |
| Control-Flow Enforcement Technology | Yes | — |
| Total Memory Encryption | Yes | — |
| Stable IT Platform Program | Yes | Yes |
| vPro Eligibility | Intel vPro Platform | Intel vPro Platform |
| Technologies | ||
| Enhanced SpeedStep | — | Yes |
| Idle States | — | Yes |
| Thermal Monitoring Technologies | Yes | Yes |
| Identity Protection Technology | — | Yes |
| Transactional Synchronization Extensions | — | No |
| Deep Learning Boost | Yes | — |
| Volume Management Device | Yes | — |
| Turbo Boost Max 3.0 | Yes | Yes |
| Thermal Velocity Boost | — | Yes |
| Speed Shift Technology | Yes | Yes |
| Flex Memory Access | Yes | Yes |
| Optane Memory Supported | Yes | Yes |
| Smart Sound Technology | Yes | — |
| HD Audio | Yes | — |
| Wake on Voice | Yes | — |
| Gaussian & Neural Accelerator | Yes (2) | — |
| Image Processing Unit | Yes (6) | — |