| Essentials |
| Product Collection |
11th Generation Intel® Core™ i9 Processors |
| Code Name |
Products formerly Rocket Lake |
| Vertical Segment |
Desktop |
| Processor Number |
i9-11900 |
| Status |
Launched |
| Launch Date |
Q1'21 |
| Lithography |
14 nm |
| Use Conditions |
PC/Client/Tablet |
| CPU Specifications |
| Total Cores |
8 |
| Total Threads |
16 |
| Max Turbo Frequency |
5.20 GHz |
| Intel® Thermal Velocity Boost Frequency |
5.20 GHz |
| Intel® Turbo Boost Max Technology 3.0 Frequency ‡ |
5.10 GHz |
| Intel® Turbo Boost Technology 2.0 Frequency‡ |
5.00 GHz |
| Processor Base Frequency |
2.50 GHz |
| Cache |
16 MB Intel® Smart Cache |
| Bus Speed |
8 GT/s |
| TDP |
65 W |
| Supplemental Information |
| Embedded Options Available |
No |
| Datasheet |
View now |
| Memory Specifications |
| Max Memory Size (dependent on memory type) |
128 GB |
| Memory Types |
DDR4-3200 |
| Max # of Memory Channels |
2 |
| Max Memory Bandwidth |
50 GB/s |
| ECC Memory Supported ‡ |
No |
| Processor Graphics |
| Processor Graphics ‡ |
Intel® UHD Graphics 750 |
| Graphics Base Frequency |
350 MHz |
| Graphics Max Dynamic Frequency |
1.30 GHz |
| Graphics Video Max Memory |
64 GB |
| Execution Units |
32 |
| 4K Support |
Yes | at 60Hz |
| Max Resolution (HDMI)‡ |
4096x2160@60Hz |
| Max Resolution (DP)‡ |
5120 x 3200 @60Hz |
| Max Resolution (eDP - Integrated Flat Panel)‡ |
5120 x 3200 @60Hz |
| DirectX* Support |
12.1 |
| OpenGL* Support |
4.5 |
| Intel® Quick Sync Video |
Yes |
| Intel® InTru™ 3D Technology |
Yes |
| Intel® Clear Video HD Technology |
Yes |
| Intel® Clear Video Technology |
Yes |
| # of Displays Supported ‡ |
3 |
| Device ID |
0x4C8A |
| OpenCL* Support |
3 |
| Expansion Options |
| Scalability |
1S Only |
| PCI Express Revision |
4 |
| PCI Express Configurations ‡ |
Up to 1x16+1x4 | 2x8+1x4 | 1x8+3x4 |
| Max # of PCI Express Lanes |
20 |
| Package Specifications |
| Sockets Supported |
FCLGA1200 |
| Max CPU Configuration |
1 |
| Thermal Solution Specification |
PCG 2019C |
| Intel® Thermal Velocity Boost Temperature |
70 °C |
| TJUNCTION |
100°C |
| Package Size |
37.5 mm x 37.5 mm |
| Advanced Technologies |
| Intel® Gaussian & Neural Accelerator |
2 |
| Intel® Deep Learning Boost (Intel® DL Boost) |
Yes |
| Intel® Optane™ Memory Supported ‡ |
Yes |
| Intel® Thermal Velocity Boost |
Yes |
| Intel® Turbo Boost Max Technology 3.0 ‡ |
Yes |
| Intel® Turbo Boost Technology ‡ |
2 |
| Intel vPro® Platform Eligibility ‡ |
Yes |
| Intel® Hyper-Threading Technology ‡ |
Yes |
| Intel® Virtualization Technology (VT-x) ‡ |
Yes |
| Intel® Virtualization Technology for Directed I/O (VT-d) ‡ |
Yes |
| Intel® VT-x with Extended Page Tables (EPT) ‡ |
Yes |
| Intel® 64 ‡ |
Yes |
| Instruction Set |
64-bit |
| Instruction Set Extensions |
Intel® SSE4.1 | Intel® SSE4.2 | Intel® AVX2 | Intel® AVX-512 |
| Idle States |
Yes |
| Enhanced Intel SpeedStep® Technology |
Yes |
| Thermal Monitoring Technologies |
Yes |
| Intel® Identity Protection Technology ‡ |
Yes |
| Intel® Stable Image Platform Program (SIPP) |
Yes |
| Security & Reliability |
| Intel® AES New Instructions |
Yes |
| Secure Key |
Yes |
| Intel® Software Guard Extensions (Intel® SGX) |
No |
| Intel® OS Guard |
Yes |
| Intel® Trusted Execution Technology ‡ |
Yes |
| Execute Disable Bit ‡ |
Yes |
| Intel® Boot Guard |
Yes |