Xeon w7-3455 vs Celeron 420
Primary details
Comparing Celeron 420 and Xeon w7-3455 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 92 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 41.78 |
| Market segment | Desktop processor | Server |
| Power efficiency | no data | 12.88 |
| Architecture codename | Conroe-L (2007−2008) | Sapphire Rapids (2023−2024) |
| Release date | June 2007 (17 years ago) | 15 February 2023 (1 year ago) |
| Launch price (MSRP) | $23 | $2,489 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Celeron 420 and Xeon w7-3455 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) | 24 (Tetracosa-Core) |
| Threads | 1 | 48 |
| Base clock speed | 1.6 GHz | 2.5 GHz |
| Boost clock speed | 1.6 GHz | 4.8 GHz |
| L1 cache | 64 KB | 80 KB (per core) |
| L2 cache | 512 KB | 2 MB (per core) |
| L3 cache | 0 KB | 67.5 MB |
| Chip lithography | 65 nm | Intel 7 nm |
| Die size | 77 mm2 | 4x 477 mm2 |
| Maximum case temperature (TCase) | 60 °C | 72 °C |
| Number of transistors | 105 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| VID voltage range | 1V-1.3375V | no data |
Compatibility
Information on Celeron 420 and Xeon w7-3455 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 | LGA775 | FCLGA4677 |
| Power consumption (TDP) | 35 Watt | 270 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 420 and Xeon w7-3455. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 |
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | - | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | + |
| TSX | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | - | no data |
| Turbo Boost Max 3.0 | no data | + |
| FSB parity | - | no data |
| Deep Learning Boost | - | + |
Security technologies
Celeron 420 and Xeon w7-3455 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron 420 and Xeon w7-3455 are enumerated here.
| VT-d | - | + |
| VT-x | - | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron 420 and Xeon w7-3455. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR5-4800 |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Celeron 420 and Xeon w7-3455.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 112 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Physical cores | 1 | 24 |
| Threads | 1 | 48 |
| Power consumption (TDP) | 35 Watt | 270 Watt |
Celeron 420 has 671.4% lower power consumption.
Xeon w7-3455, on the other hand, has 2300% more physical cores and 4700% more threads.
We couldn't decide between Celeron 420 and Xeon w7-3455. We've got no test results to judge.
Note that Celeron 420 is a desktop processor while Xeon w7-3455 is a server/workstation one.
Should you still have questions on choice between Celeron 420 and Xeon w7-3455, ask them in Comments section, and we shall answer.
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