Xeon L5408 vs Platinum 8454H
Aggregate performance score
Xeon Platinum 8454H outperforms Xeon L5408 by a whopping 3434% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 114 | 2692 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 3.82 | no data |
| Market segment | Server | Server |
| Power efficiency | 14.04 | 2.68 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Sapphire Rapids (2023−2024) | Harpertown (2007−2008) |
| Release date | 10 January 2023 (2 years ago) | 27 February 2008 (17 years ago) |
| Launch price (MSRP) | $6,540 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon Platinum 8454H and Xeon L5408 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 | 32 (Dotriaconta-Core) | 4 (Quad-Core) |
| Threads | 64 | 4 |
| Base clock speed | 2.1 GHz | 2.133 GHz |
| Boost clock speed | 3.4 GHz | 0.13 GHz |
| L1 cache | 80K (per core) | 64 KB (per core) |
| L2 cache | 2 MB (per core) | 6 MB (per die) |
| L3 cache | 82.5 MB | no data |
| Chip lithography | Intel 7 nm | 45 nm |
| Die size | 4x 477 mm2 | 2x 107 mm2 |
| Maximum case temperature (TCase) | 71 °C | 87 °C |
| Number of transistors | no data | 820 million |
| 64 bit support | + | + |
Compatibility
Information on Xeon Platinum 8454H and Xeon L5408 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 | FCLGA4677 | 771 |
| Power consumption (TDP) | 270 Watt | 40 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Platinum 8454H and Xeon L5408. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 | no data |
| AES-NI | + | - |
| AVX | + | - |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | - |
| Deep Learning Boost | + | - |
Security technologies
Xeon Platinum 8454H and Xeon L5408 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | no data |
| SGX | Yes with Intel® SPS | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Platinum 8454H and Xeon L5408 are enumerated here.
| VT-d | + | no data |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8454H and Xeon L5408. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-4800, DDR5-4400 | DDR2, DDR3 Depends on motherboard |
| 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 | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Xeon Platinum 8454H and Xeon L5408.
| PCIe version | 5.0 | 2.0 |
| PCI Express lanes | 80 | no data |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
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
| Performance score | 35.34 | 1.00 |
| Recency | 10 January 2023 | 27 February 2008 |
| Physical cores | 32 | 4 |
| Threads | 64 | 4 |
| Power consumption (TDP) | 270 Watt | 40 Watt |
Xeon Platinum 8454H has a 3434% higher aggregate performance score, an age advantage of 14 years, and 700% more physical cores and 1500% more threads.
Xeon L5408, on the other hand, has 575% lower power consumption.
The Intel Xeon Platinum 8454H is our recommended choice as it beats the Intel Xeon L5408 in performance tests.
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