Celeron N4000 vs Pentium III 800
Primary details
Comparing Pentium III 800 and Celeron N4000 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 2529 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Celeron |
| Power efficiency | no data | 14.67 |
| Architecture codename | Coppermine T (2000) | Goldmont Plus (2017) |
| Release date | no data | 11 December 2017 (7 years ago) |
| Launch price (MSRP) | no data | $107 |
Detailed specifications
Pentium III 800 and Celeron N4000 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 | 1 (Single-Core) | 2 (Dual-core) |
| Threads | 1 | 2 |
| Base clock speed | no data | 1.1 GHz |
| Boost clock speed | 0.8 GHz | 2.6 GHz |
| Multiplier | no data | 11 |
| L1 cache | 8 KB | 112 KB |
| L2 cache | 256 KB | 4 MB |
| L3 cache | 0 KB | 4 MB |
| Chip lithography | 180 nm | 14 nm |
| Die size | 80 mm2 | no data |
| Maximum core temperature | no data | 105 deg C |
| Maximum case temperature (TCase) | 69 °C | no data |
| Number of transistors | 44 million | no data |
| 64 bit support | - | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Pentium III 800 and Celeron N4000 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 (Uniprocessor) |
| Socket | 370 | FCBGA1090 |
| Power consumption (TDP) | 38 Watt | 6 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium III 800 and Celeron N4000. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.2 |
| AES-NI | - | + |
| 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 | - |
Security technologies
Pentium III 800 and Celeron N4000 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | no data | + |
| Secure Key | no data | + |
| MPX | - | + |
| Identity Protection | - | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | + |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium III 800 and Celeron N4000 are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium III 800 and Celeron N4000. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 38.397 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel UHD Graphics 600 |
| Max video memory | no data | 8 GB |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 650 MHz |
| Execution Units | no data | 12 |
Graphics interfaces
Available interfaces and connections of Pentium III 800 and Celeron N4000 integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| MIPI-DSI | no data | + |
Graphics image quality
Maximum display resolutions supported by Pentium III 800 and Celeron N4000 integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
Graphics API support
APIs supported by Pentium III 800 and Celeron N4000 integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12 |
| OpenGL | no data | 4.4 |
Peripherals
Specifications and connection of peripherals supported by Pentium III 800 and Celeron N4000.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 6 |
| USB revision | no data | 2.0/3.0 |
| Total number of SATA ports | no data | 2 |
| Max number of SATA 6 Gb/s Ports | no data | 2 |
| Number of USB ports | no data | 8 |
| Integrated LAN | no data | - |
| UART | no data | + |
Pros & cons summary
| Physical cores | 1 | 2 |
| Threads | 1 | 2 |
| Chip lithography | 180 nm | 14 nm |
| Power consumption (TDP) | 38 Watt | 6 Watt |
Celeron N4000 has 100% more physical cores and 100% more threads, a 1185.7% more advanced lithography process, and 533.3% lower power consumption.
We couldn't decide between Pentium III 800 and Celeron N4000. We've got no test results to judge.
Note that Pentium III 800 is a desktop processor while Celeron N4000 is a notebook one.
Should you still have questions on choice between Pentium III 800 and Celeron N4000, ask them in Comments section, and we shall answer.
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