5 330 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 | Laptop |
| Power efficiency | 6.94 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Granite Rapids (2024−2026) | Wildcat Lake (2026) |
| Release date | 24 February 2025 (1 year ago) | 16 April 2026 (recently) |
| Launch price (MSRP) | $1,250 | $309 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon 6521P and Core 5 330 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) | 6 (Hexa-Core) |
| Threads | 48 | 6 |
| Base clock speed | 2.6 GHz | 1.5 GHz |
| Boost clock speed | 4.1 GHz | 4.6 GHz |
| L1 cache | 112 KB (per core) | 192 KB |
| L2 cache | 2 MB (per core) | 2.5 MB |
| L3 cache | 144 MB (shared) | 6 MB (shared) |
| Chip lithography | Intel 3 nm | 3 nm |
| Die size | 598 mm2 | no data |
| Maximum case temperature (TCase) | 82 °C | no data |
| 64 bit support | + | + |
Compatibility
Information on Xeon 6521P and Core 5 330 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 | FCLGA4710 | Intel BGA 1516 |
| Power consumption (TDP) | 225 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon 6521P and Core 5 330. 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 | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | - |
| SIPP | - | + |
| Deep Learning Boost | + | - |
Security technologies
Xeon 6521P and Core 5 330 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | no data |
| SGX | + | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon 6521P and Core 5 330 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon 6521P and Core 5 330. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5(6400MT/s) | DDR5, LPDDR5X |
| 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 | Intel Xe3 Graphics (2 Xe) |
Peripherals
Specifications and connection of peripherals supported by Xeon 6521P and Core 5 330.
| PCIe version | 5.0 | 4.0 |
| PCI Express lanes | 136 | 6 |
Synthetic benchmarks
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Recency | 24 February 2025 | 16 April 2026 |
| Physical cores | 24 | 6 |
| Threads | 48 | 6 |
| Power consumption (TDP) | 225 Watt | 15 Watt |
Xeon 6521P has 300% more physical cores and 700% more threads.
Core 5 330, on the other hand, has an age advantage of 1 year, and 1400% lower power consumption.
We couldn't decide between Intel Xeon 6521P and Intel Core 5 330. We've got no test results to judge.
Be aware that Xeon 6521P is a server/workstation processor while Core 5 330 is a notebook one.
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