Xeon D-1649N vs Ryzen 5 7400
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 656 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Series | no data | Intel Xeon D |
| Power efficiency | 8.14 | no data |
| Designer | AMD | Intel |
| Manufacturer | TSMC | no data |
| Architecture codename | Raphael (2023−2025) | Broadwell (2015−2019) |
| Release date | 16 September 2025 (recently) | 2 April 2019 (6 years ago) |
| Launch price (MSRP) | no data | $705 |
Detailed specifications
Ryzen 5 7400 and Xeon D-1649N 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 | 6 (Hexa-Core) | 8 (Octa-Core) |
| Threads | 12 | 16 |
| Base clock speed | 3.3 GHz | 2.3 GHz |
| Boost clock speed | 4.3 GHz | 3 GHz |
| Bus type | no data | DMI 2.0 |
| Multiplier | no data | 23 |
| L1 cache | 64 KB (per core) | 512 KB |
| L2 cache | 1 MB (per core) | 2 MB |
| L3 cache | 16 MB (shared) | 12 MB |
| Chip lithography | 5 nm | 14 nm |
| Die size | 71 mm2 | 246.24 mm2 |
| Maximum core temperature | no data | 105 °C |
| Maximum case temperature (TCase) | 61 °C | no data |
| Number of transistors | 6,570 million | 3200 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 5 7400 and Xeon D-1649N 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 (Uniprocessor) |
| Socket | AM5 | FCBGA1667 |
| Power consumption (TDP) | 65 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 5 7400 and Xeon D-1649N. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
| QuickAssist | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| GPIO | no data | + |
| AMT | no data | SPS 3.0 |
| Quiet System | no data | - |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 5 7400 and Xeon D-1649N 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 Ryzen 5 7400 and Xeon D-1649N 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 Ryzen 5 7400 and Xeon D-1649N. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR4, DDR3 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 34.124 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon Graphics | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen 5 7400 and Xeon D-1649N.
| PCIe version | 5.0 | 2.0/3.0 |
| PCI Express lanes | 24 | 32 |
| USB revision | no data | 2.0/3.0 |
| Total number of SATA ports | no data | 6 |
| Number of USB ports | no data | 8 |
| Integrated LAN | no data | 4x 10 GBE |
| UART | no data | + |
Pros & cons summary
| Recency | 16 September 2025 | 2 April 2019 |
| Physical cores | 6 | 8 |
| Threads | 12 | 16 |
| Chip lithography | 5 nm | 14 nm |
| Power consumption (TDP) | 65 Watt | 45 Watt |
Ryzen 5 7400 has an age advantage of 6 years, and a 180% more advanced lithography process.
Xeon D-1649N, on the other hand, has 33.3% more physical cores and 33.3% more threads, and 44.4% lower power consumption.
We couldn't decide between AMD Ryzen 5 7400 and Intel Xeon D-1649N. We've got no test results to judge.
Note that Ryzen 5 7400 is a desktop processor while Xeon D-1649N is a server/workstation one.
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