Xeon Gold 6448Y vs L7555
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 135 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 9.16 |
| Market segment | Server | Server |
| Power efficiency | no data | 6.48 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Nehalem-EX (2010) | Sapphire Rapids (2023−2024) |
| Release date | 30 March 2010 (15 years ago) | 10 January 2023 (3 years ago) |
| Launch price (MSRP) | $3,157 | $3,583 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon L7555 and Xeon Gold 6448Y 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 | 8 (Octa-Core) | 32 (Dotriaconta-Core) |
| Threads | 16 | 64 |
| Base clock speed | 1.87 GHz | 2.1 GHz |
| Boost clock speed | 2.53 GHz | 4.1 GHz |
| L1 cache | 64 KB (per core) | 80K (per core) |
| L2 cache | 256 KB (per core) | 2 MB (per core) |
| L3 cache | 18 MB (shared) | 60 MB |
| Chip lithography | 45 nm | Intel 7 nm |
| Die size | 684 mm2 | no data |
| Maximum case temperature (TCase) | 70 °C | 79 °C |
| Number of transistors | 2,300 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon L7555 and Xeon Gold 6448Y 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 | 8 | 2 |
| Socket | FCLGA1567 | FCLGA4677 |
| Power consumption (TDP) | 95 Watt | 225 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon L7555 and Xeon Gold 6448Y. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | 1.0 | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | - | + |
| Deep Learning Boost | - | + |
Security technologies
Xeon L7555 and Xeon Gold 6448Y technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon L7555 and Xeon Gold 6448Y are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon L7555 and Xeon Gold 6448Y. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5-4800, DDR5-4400 |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| 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 L7555 and Xeon Gold 6448Y.
| PCIe version | 2.0 | 5 |
| PCI Express lanes | no data | 80 |
Pros & cons summary
| Recency | 30 March 2010 | 10 January 2023 |
| Physical cores | 8 | 32 |
| Threads | 16 | 64 |
| Power consumption (TDP) | 95 Watt | 225 Watt |
Xeon L7555 has 136.8% lower power consumption.
Xeon Gold 6448Y, on the other hand, has an age advantage of 12 years, and 300% more physical cores and 300% more threads.
We couldn't decide between Intel Xeon L7555 and Intel Xeon Gold 6448Y. We've got no test results to judge.
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