Opteron 6370P vs Xeon 6521P
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 113 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 33.98 | no data |
| Market segment | Server | Server |
| Power efficiency | 6.94 | no data |
| Designer | Intel | AMD |
| Manufacturer | Intel | GlobalFoundries |
| Architecture codename | Granite Rapids (2024−2026) | Warsaw (2014) |
| Release date | 24 February 2025 (less than a year ago) | 22 January 2014 (12 years ago) |
| Launch price (MSRP) | $1,250 | $598 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon 6521P and Opteron 6370P 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 | 24 (Tetracosa-Core) | 16 (Hexadeca-Core) |
| Threads | 48 | 16 |
| Base clock speed | 2.6 GHz | 2 GHz |
| Boost clock speed | 4.1 GHz | 2.5 GHz |
| L1 cache | 112 KB (per core) | 768 KB |
| L2 cache | 2 MB (per core) | 2 MB (per module) |
| L3 cache | 144 MB (shared) | 8 MB (per die) |
| Chip lithography | Intel 3 nm | 32 nm |
| Die size | 598 mm2 | 2x 315 mm2 |
| Maximum case temperature (TCase) | 82 °C | 69 °C |
| Number of transistors | no data | 2,400 million |
| 64 bit support | + | + |
Compatibility
Information on Xeon 6521P and Opteron 6370P 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 | 4 |
| Socket | FCLGA4710 | G34 |
| Power consumption (TDP) | 225 Watt | 99 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon 6521P and Opteron 6370P. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512, Intel® AMX | no data |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | - |
| Deep Learning Boost | + | - |
Security technologies
Xeon 6521P and Opteron 6370P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| SGX | + | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon 6521P and Opteron 6370P 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 Xeon 6521P and Opteron 6370P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5(6400MT/s) | DDR3 |
| Maximum memory size | 4 TB | no data |
| Max memory channels | 8 | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | N/A |
Peripherals
Specifications and connection of peripherals supported by Xeon 6521P and Opteron 6370P.
| PCIe version | 5.0 | 2.0 |
| PCI Express lanes | 136 | no data |
Pros & cons summary
| Recency | 24 February 2025 | 22 January 2014 |
| Physical cores | 24 | 16 |
| Threads | 48 | 16 |
| Power consumption (TDP) | 225 Watt | 99 Watt |
Xeon 6521P has an age advantage of 11 years, and 50% more physical cores and 200% more threads.
Opteron 6370P, on the other hand, has 127.3% lower power consumption.
We couldn't decide between Intel Xeon 6521P and AMD Opteron 6370P. We've got no test results to judge.
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