Xeon w7-2575X vs Phenom II X3 P820
Aggregate performance score
Xeon w7-2575X outperforms Phenom II X3 P820 by a whopping 5758% based on our aggregate benchmark results.
Primary details
Comparing Phenom II X3 P820 and Xeon w7-2575X processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2756 | 74 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 69.51 |
| Market segment | Laptop | Server |
| Series | 3x AMD Phenom II | no data |
| Power efficiency | 2.50 | 14.63 |
| Architecture codename | Champlain (2010−2011) | Sapphire Rapids (2023−2024) |
| Release date | 12 May 2010 (14 years ago) | 24 August 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $1,689 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Phenom II X3 P820 and Xeon w7-2575X 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 | 3 (Tri-Core) | 22 (Docosa-Core) |
| Performance-cores | no data | 22 |
| Threads | 3 | 44 |
| Base clock speed | no data | 3 GHz |
| Boost clock speed | 1.8 GHz | 4.8 GHz |
| Bus rate | 3600 MHz | no data |
| L1 cache | 384 KB | 80 KB (per core) |
| L2 cache | 1.5 MB | 2 MB (per core) |
| L3 cache | no data | 45 MB |
| Chip lithography | 45 nm | Intel 7 nm |
| Maximum case temperature (TCase) | no data | 76 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Phenom II X3 P820 and Xeon w7-2575X 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 | no data | 1 |
| Socket | S1 | FCLGA4677 |
| Power consumption (TDP) | 25 Watt | 250 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X3 P820 and Xeon w7-2575X. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Virtualization, AMD64, Advanced Virus Protection, SSE(1,2,3,4a) | Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 |
| AES-NI | - | + |
| AVX | - | + |
| VirusProtect | + | - |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Turbo Boost Max 3.0 | no data | + |
| Deep Learning Boost | - | + |
Security technologies
Phenom II X3 P820 and Xeon w7-2575X 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 Phenom II X3 P820 and Xeon w7-2575X 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 Phenom II X3 P820 and Xeon w7-2575X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5-4800 |
| Maximum memory size | no data | 2 TB |
| Max memory channels | no data | 4 |
| 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 Phenom II X3 P820 and Xeon w7-2575X.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 64 |
Pros & cons summary
| Performance score | 0.66 | 38.66 |
| Recency | 12 May 2010 | 24 August 2024 |
| Physical cores | 3 | 22 |
| Threads | 3 | 44 |
| Power consumption (TDP) | 25 Watt | 250 Watt |
Phenom II X3 P820 has 900% lower power consumption.
Xeon w7-2575X, on the other hand, has a 5757.6% higher aggregate performance score, an age advantage of 14 years, and 633.3% more physical cores and 1366.7% more threads.
The Xeon w7-2575X is our recommended choice as it beats the Phenom II X3 P820 in performance tests.
Be aware that Phenom II X3 P820 is a notebook processor while Xeon w7-2575X is a server/workstation one.
Should you still have questions on choice between Phenom II X3 P820 and Xeon w7-2575X, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
