i9-9990XE vs Xeon Silver 4208
Aggregate performance score
Core i9-9990XE outperforms Xeon Silver 4208 by a whopping 168% based on our aggregate benchmark results.
Primary details
Comparing Xeon Silver 4208 and Core i9-9990XE processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 993 | 305 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 18.60 | 2.84 |
| Market segment | Server | Desktop processor |
| Series | Intel Xeon Silver | Intel Core i9 |
| Power efficiency | 7.88 | 7.05 |
| Architecture codename | Cascade Lake (2019−2020) | Skylake (server) (2017−2018) |
| Release date | 2 April 2019 (5 years ago) | 19 October 2018 (6 years ago) |
| Launch price (MSRP) | $417 | $2,800 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Xeon Silver 4208 has 555% better value for money than i9-9990XE.
Detailed specifications
Xeon Silver 4208 and Core i9-9990XE 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) | 14 (Tetradeca-Core) |
| Threads | 16 | 28 |
| Base clock speed | 2.1 GHz | 4 GHz |
| Boost clock speed | 3.2 GHz | 5.1 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| Multiplier | 21 | 40 |
| L1 cache | 512 KB | 64 KB (per core) |
| L2 cache | 8 MB | 1 MB (per core) |
| L3 cache | 11 MB | 19.25 MB (shared) |
| Chip lithography | 14 nm | 14 nm |
| Maximum core temperature | 78 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Xeon Silver 4208 and Core i9-9990XE 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 | 2 (Multiprocessor) | 1 (Uniprocessor) |
| Socket | FCLGA3647 | 2066 |
| Power consumption (TDP) | 85 Watt | 255 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Silver 4208 and Core i9-9990XE. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 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 | + | + |
| Turbo Boost Max 3.0 | - | no data |
| Deep Learning Boost | + | - |
Security technologies
Xeon Silver 4208 and Core i9-9990XE technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Silver 4208 and Core i9-9990XE are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Silver 4208 and Core i9-9990XE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2400 | DDR4 Quad-channel |
| Maximum memory size | 1 TB | 128 GB |
| Max memory channels | 6 | 4 |
| Maximum memory bandwidth | 115.212 GB/s | 85.33 GB/s |
| 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 Silver 4208 and Core i9-9990XE.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 48 | 44 |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
Pros & cons summary
| Performance score | 7.08 | 18.99 |
| Recency | 2 April 2019 | 19 October 2018 |
| Physical cores | 8 | 14 |
| Threads | 16 | 28 |
| Power consumption (TDP) | 85 Watt | 255 Watt |
Xeon Silver 4208 has an age advantage of 5 months, and 200% lower power consumption.
i9-9990XE, on the other hand, has a 168.2% higher aggregate performance score, and 75% more physical cores and 75% more threads.
The Core i9-9990XE is our recommended choice as it beats the Xeon Silver 4208 in performance tests.
Be aware that Xeon Silver 4208 is a server/workstation processor while Core i9-9990XE is a desktop one.
Should you still have questions on choice between Xeon Silver 4208 and Core i9-9990XE, ask them in Comments section, and we shall answer.
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