Intel Xeon Platinum 8481C: specs and benchmarks
Aggregate performance score
Xeon Platinum 8481C provides acceptable benchmark performance at 7.35% of a leader's which is a 96-core EPYC 9655P.
Summary
Intel started Xeon Platinum 8481C sales 10 January 2023. This is a Sapphire Rapids architecture desktop processor primarily aimed at office systems. It has 56 cores and 112 threads, and is based on 10 nm manufacturing technology, with a maximum frequency of 3800 MHz and a locked multiplier.
Compatibility-wise, this is Intel Socket 4677 processor with a TDP of 350 Watt and a maximum temperature of 79 °C. It supports DDR5 memory.
Primary details
Xeon Platinum 8481C processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | 986 | |
| Place by popularity | not in top-100 | |
| Market segment | Server | |
| Power efficiency | 1.99 | of 100.00 (Ryzen Z1 Extreme) |
| Architecture codename | Sapphire Rapids (2023−2024) | |
| Release date | 10 January 2023 (1 year ago) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 56 (Hexapentaconta-Core) | |
| Threads | 112 | |
| Base clock speed | 2 GHz | of 4.7 GHz (Ryzen 9 7900X) |
| Boost clock speed | 3.8 GHz | of 6.2 GHz (Core i9-14900KS) |
| L1 cache | 80 KB (per core) | of 80 KB (EPYC 9965) |
| L2 cache | 2 MB (per core) | of 2 MB (Xeon 6980P) |
| L3 cache | 105 MB | of 1152 MB (EPYC 9684X) |
| Chip lithography | 10 nm | of 3 nm (Core Ultra 9 285K) |
| Die size | 4x 477 mm2 | |
| Maximum case temperature (TCase) | 79 °C | of 105 °C (Core i7-5950HQ) |
| 64 bit support | + |
Compatibility
Information on Xeon Platinum 8481C compatibility with other computer components and devices: 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 | of 8 (Xeon Platinum 8454H) |
| Socket | 4677 | |
| Power consumption (TDP) | 350 Watt | of 500 Watt (Xeon 6960P) |
Technologies and extensions
Technological capabilities and additional instructions supported by Xeon Platinum 8481C. You'll probably need this information if you require some particular technology.
| AES-NI | + | |
| AVX | + | |
| vPro | + | |
| Enhanced SpeedStep (EIST) | + | |
| TSX | + |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| VT-d | + | |
| VT-x | + |
Memory specs
Types, maximum amount and channel number of RAM supported by Xeon Platinum 8481C's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | DDR5 |
Graphics specifications
General parameters of a GPU integrated into Xeon Platinum 8481C.
| Integrated graphics card | N/A |
Peripherals
Specifications and connection types of supported peripherals.
| PCIe version | 5.0 | |
| PCI Express lanes | 80 | of 128 (EPYC 9655P) |
Benchmark performance
Single-core and multi-core benchmark results of Xeon Platinum 8481C. Overall benchmark performance is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
Send your test results of Xeon Platinum 8481C.
Intel equivalent
According to our data, the closest Intel alternative to Xeon Platinum 8481C is Xeon D-1577, which is nearly equal in speed and lower by 3 positions in our ranking.
Here are some closest AMD rivals to Xeon Platinum 8481C:
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
