Ryzen Threadripper PRO 9955WX vs Celeron N4000C
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2694 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Power efficiency | 14.30 | no data |
| Designer | Intel | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | no data | Shimada Peak (2025) |
| Release date | 1 April 2019 (6 years ago) | July 2025 |
Detailed specifications
Celeron N4000C and Ryzen Threadripper PRO 9955WX basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 2 (Dual-core) | 16 (Hexadeca-Core) |
| Threads | 2 | 32 |
| Base clock speed | 1.1 GHz | 4.5 GHz |
| Boost clock speed | 2.6 GHz | 5.4 GHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | no data | 1 MB (per core) |
| L3 cache | 4 MB | 64 MB (shared) |
| Chip lithography | 14 nm | 4 nm |
| Die size | no data | 2x 70.6 mm2 |
| Maximum core temperature | 105 deg C | no data |
| Number of transistors | no data | 16,630 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Celeron N4000C and Ryzen Threadripper PRO 9955WX compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 1 |
| Socket | FCBGA1090 | sTR5 |
| Power consumption (TDP) | 6 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron N4000C and Ryzen Threadripper PRO 9955WX. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | no data |
| AES-NI | + | + |
| AVX | - | + |
| vPro | - | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | - | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Smart Response | - | no data |
| GPIO | + | no data |
| Turbo Boost Max 3.0 | - | no data |
| Precision Boost 2 | no data | + |
Security technologies
Celeron N4000C and Ryzen Threadripper PRO 9955WX technologies aimed at improving security, for example, by protecting against hacks.
| EDB | + | no data |
| Secure Key | + | no data |
| MPX | + | - |
| Identity Protection | + | - |
| SGX | Yes with Intel® ME | no data |
| OS Guard | + | no data |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron N4000C and Ryzen Threadripper PRO 9955WX are enumerated here.
| AMD-V | - | + |
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron N4000C and Ryzen Threadripper PRO 9955WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4/LPDDR4 up to 2400 MT/s | DDR5 |
| Maximum memory size | 8 GB | no data |
| Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel UHD Graphics 600 | N/A |
| Max video memory | 8 GB | no data |
| Quick Sync Video | + | - |
| Graphics max frequency | 650 MHz | no data |
| Execution Units | 12 | no data |
Graphics interfaces
Available interfaces and connections of Celeron N4000C and Ryzen Threadripper PRO 9955WX integrated GPUs.
| Number of displays supported | 3 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
| MIPI-DSI | + | no data |
Graphics image quality
Maximum display resolutions supported by Celeron N4000C and Ryzen Threadripper PRO 9955WX integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | + | no data |
Graphics API support
APIs supported by Celeron N4000C and Ryzen Threadripper PRO 9955WX integrated GPUs, sometimes API versions are included.
| DirectX | 12 | no data |
| OpenGL | 4.4 | no data |
Peripherals
Specifications and connection of peripherals supported by Celeron N4000C and Ryzen Threadripper PRO 9955WX.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | 6 | 128 |
| USB revision | 2.0/3.0 | no data |
| Total number of SATA ports | 2 | no data |
| Max number of SATA 6 Gb/s Ports | 2 | no data |
| Number of USB ports | 8 | no data |
| Integrated LAN | - | no data |
| UART | + | no data |
Pros & cons summary
| Physical cores | 2 | 16 |
| Threads | 2 | 32 |
| Chip lithography | 14 nm | 4 nm |
| Power consumption (TDP) | 6 Watt | 350 Watt |
Celeron N4000C has 5733.3% lower power consumption.
Ryzen Threadripper PRO 9955WX, on the other hand, has 700% more physical cores and 1500% more threads, and a 250% more advanced lithography process.
We couldn't decide between Intel Celeron N4000C and AMD Ryzen Threadripper PRO 9955WX. We've got no test results to judge.
Be aware that Celeron N4000C is a notebook processor while Ryzen Threadripper PRO 9955WX is a desktop one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
