Xeon W-2191B vs Gold 6138F
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 497 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Series | Intel Xeon Gold | Intel Xeon W |
| Power efficiency | no data | 4.88 |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Skylake (server) (2017−2018) | Skylake (server) (2017−2018) |
| Release date | 11 July 2017 (8 years ago) | 21 December 2017 (8 years ago) |
| Launch price (MSRP) | $2,767 | no data |
Detailed specifications
Xeon Gold 6138F and Xeon W-2191B 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) | 18 (Octadeca-Core) |
| Threads | 40 | 36 |
| Base clock speed | 2 GHz | 2.3 GHz |
| Boost clock speed | 3.7 GHz | 4.3 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| Multiplier | 20 | 23 |
| L1 cache | 1.25 MB | 64K (per core) |
| L2 cache | 20 MB | 1 MB (per core) |
| L3 cache | 27.5 MB | 24.75 MB (shared) |
| Chip lithography | 14 nm | 14 nm |
| Die size | no data | 484 mm2 |
| Maximum core temperature | 87 °C | no data |
| Maximum case temperature (TCase) | no data | 66 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
Compatibility
Information on Xeon Gold 6138F and Xeon W-2191B 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 | 4 (Multiprocessor) | 1 (Uniprocessor) |
| Socket | FCLGA3647 | 2066 |
| Power consumption (TDP) | 135 Watt | 140 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Gold 6138F and Xeon W-2191B. 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 | + | + |
| 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 |
Security technologies
Xeon Gold 6138F and Xeon W-2191B technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Gold 6138F and Xeon W-2191B are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6138F and Xeon W-2191B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2666 | DDR4-2666 |
| Maximum memory size | 768 GB | 512 GB |
| Max memory channels | 6 | 4 |
| Maximum memory bandwidth | 128.001 GB/s | 85.33 GB/s |
| ECC memory support | + | + |
Peripherals
Specifications and connection of peripherals supported by Xeon Gold 6138F and Xeon W-2191B.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 48 | 48 |
Pros & cons summary
| Recency | 11 July 2017 | 21 December 2017 |
| Physical cores | 20 | 18 |
| Threads | 40 | 36 |
| Power consumption (TDP) | 135 Watt | 140 Watt |
Xeon Gold 6138F has 11% more physical cores and 11% more threads, and 4% lower power consumption.
Xeon W-2191B, on the other hand, has an age advantage of 5 months.
We couldn't decide between Intel Xeon Gold 6138F and Intel Xeon W-2191B. We've got no test results to judge.
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