Xeon Gold 6438M vs D-2799
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 360 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 7.96 | no data |
| Market segment | Server | Server |
| Power efficiency | 15.92 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Ice Lake-D (2022−2023) | Sapphire Rapids (2023−2024) |
| Release date | 24 February 2022 (3 years ago) | 10 January 2023 (2 years ago) |
| Launch price (MSRP) | $1,972 | $3,273 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon D-2799 and Xeon Gold 6438M 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 | 20 (Icosa-Core) | 32 (Dotriaconta-Core) |
| Performance-cores | 20 | no data |
| Threads | 40 | 64 |
| Base clock speed | 2.4 GHz | 2.2 GHz |
| Boost clock speed | 3.4 GHz | 3.9 GHz |
| L1 cache | 80 KB (per core) | 80K (per core) |
| L2 cache | 1.25 MB (per core) | 2 MB (per core) |
| L3 cache | 30 MB (shared) | 60 MB |
| Chip lithography | 10 nm | Intel 7 nm |
| Maximum case temperature (TCase) | no data | 85 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Xeon D-2799 and Xeon Gold 6438M 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 | 2 |
| Socket | FCBGA2579 | FCLGA4677 |
| Power consumption (TDP) | 129 Watt | 205 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon D-2799 and Xeon Gold 6438M. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX-512 | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| QuickAssist | - | no data |
| Speed Shift | no data | + |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | - | + |
| Thermal Monitoring | + | - |
| Deep Learning Boost | + | + |
Security technologies
Xeon D-2799 and Xeon Gold 6438M technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| SGX | Yes with Intel® SPS | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon D-2799 and Xeon Gold 6438M are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon D-2799 and Xeon Gold 6438M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR5-4800, DDR5-4400 |
| Maximum memory size | 1 TB | 4 TB |
| Max memory channels | 4 | 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 D-2799 and Xeon Gold 6438M.
| PCIe version | 4.0 | 5 |
| PCI Express lanes | 32 | 80 |
| USB revision | 3.0 | no data |
| Total number of SATA ports | 24 | no data |
| Number of USB ports | 4 | no data |
| Integrated LAN | - | no data |
Pros & cons summary
| Recency | 24 February 2022 | 10 January 2023 |
| Physical cores | 20 | 32 |
| Threads | 40 | 64 |
| Power consumption (TDP) | 129 Watt | 205 Watt |
Xeon D-2799 has 58.9% lower power consumption.
Xeon Gold 6438M, on the other hand, has an age advantage of 10 months, and 60% more physical cores and 60% more threads.
We couldn't decide between Intel Xeon D-2799 and Intel Xeon Gold 6438M. We've got no test results to judge.
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