Xeon W-2125 vs Platinum 8481C
Aggregate performance score
Xeon Platinum 8481C outperforms Xeon W-2125 by a moderate 16% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1098 | 1185 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 5.14 |
| Market segment | Server | Server |
| Series | no data | Intel Xeon W |
| Power efficiency | 2.00 | 5.02 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Sapphire Rapids (2023−2024) | Skylake (server) (2017−2018) |
| Release date | 10 January 2023 (2 years ago) | 29 August 2017 (7 years ago) |
| Launch price (MSRP) | no data | $444 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon Platinum 8481C and Xeon W-2125 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 | 56 (Hexapentaconta-Core) | 4 (Quad-Core) |
| Threads | 112 | 8 |
| Base clock speed | 2 GHz | 4 GHz |
| Boost clock speed | 3.8 GHz | 4.5 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| Multiplier | no data | 40 |
| L1 cache | 80 KB (per core) | 64K (per core) |
| L2 cache | 2 MB (per core) | 1 MB (per core) |
| L3 cache | 105 MB | 8.25 MB (shared) |
| Chip lithography | 10 nm | 14 nm |
| Die size | 4x 477 mm2 | 484 mm2 |
| Maximum case temperature (TCase) | 79 °C | 64 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | + |
Compatibility
Information on Xeon Platinum 8481C and Xeon W-2125 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 | 2 | 1 (Uniprocessor) |
| Socket | 4677 | FCLGA2066 |
| Power consumption (TDP) | 350 Watt | 120 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Platinum 8481C and Xeon W-2125. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | + | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | - |
| Demand Based Switching | no data | + |
| PAE | no data | 46 Bit |
| Turbo Boost Max 3.0 | no data | - |
Security technologies
Xeon Platinum 8481C and Xeon W-2125 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | no data | + |
| Secure Key | no data | + |
| MPX | - | + |
| Identity Protection | - | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Platinum 8481C and Xeon W-2125 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8481C and Xeon W-2125. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666 |
| Maximum memory size | no data | 512 GB |
| Max memory channels | no data | 4 |
| Maximum memory bandwidth | no data | 85.33 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | no data |
Peripherals
Specifications and connection of peripherals supported by Xeon Platinum 8481C and Xeon W-2125.
| PCIe version | 5.0 | 3.0 |
| PCI Express lanes | 80 | 48 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 7.28 | 6.27 |
| Recency | 10 January 2023 | 29 August 2017 |
| Physical cores | 56 | 4 |
| Threads | 112 | 8 |
| Chip lithography | 10 nm | 14 nm |
| Power consumption (TDP) | 350 Watt | 120 Watt |
Xeon Platinum 8481C has a 16.1% higher aggregate performance score, an age advantage of 5 years, 1300% more physical cores and 1300% more threads, and a 40% more advanced lithography process.
Xeon W-2125, on the other hand, has 191.7% lower power consumption.
The Intel Xeon Platinum 8481C is our recommended choice as it beats the Intel Xeon W-2125 in performance tests.
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