Xeon Gold 6346 vs Platinum 8276L
Primary details
Comparing Xeon Platinum 8276L and Xeon Gold 6346 processor market type (desktop or notebook), architecture, sales start time and price.
Place in performance ranking | not rated | 198 |
Place by popularity | not in top-100 | not in top-100 |
Market segment | Server | Server |
Series | Intel Xeon Platinum | no data |
Architecture codename | Cascade Lake (2019−2020) | Ice Lake-SP (2021) |
Release date | 2 April 2019 (5 years ago) | 6 April 2021 (3 years ago) |
Launch price (MSRP) | $16,616 | no data |
Detailed specifications
Xeon Platinum 8276L and Xeon Gold 6346 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 | 28 (Octacosa-Core) | 16 (Hexadeca-Core) |
Threads | 56 | 32 |
Base clock speed | 2.2 GHz | 3.1 GHz |
Boost clock speed | 4 GHz | 3.6 GHz |
Multiplier | 22 | no data |
L1 cache | 1.75 MB | 64K (per core) |
L2 cache | 28 MB | 1 MB (per core) |
L3 cache | 38.5 MB | 36 MB (shared) |
Chip lithography | 14 nm | 10 nm |
Maximum core temperature | 89 °C | no data |
Maximum case temperature (TCase) | no data | 78 °C |
64 bit support | + | + |
Windows 11 compatibility | + | + |
Compatibility
Information on Xeon Platinum 8276L and Xeon Gold 6346 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 (Multiprocessor) | 2 |
Socket | FCLGA3647 | FCLGA4189 |
Power consumption (TDP) | 165 Watt | 205 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Platinum 8276L and Xeon Gold 6346. 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 | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
AES-NI | + | + |
AVX | + | + |
vPro | + | + |
Enhanced SpeedStep (EIST) | + | + |
Speed Shift | + | + |
Turbo Boost Technology | 2.0 | 2.0 |
Hyper-Threading Technology | + | + |
TSX | + | + |
Turbo Boost Max 3.0 | - | no data |
Status | Launched | Launched |
Deep Learning Boost | + | + |
Security technologies
Xeon Platinum 8276L and Xeon Gold 6346 technologies aimed at improving security, for example, by protecting against hacks.
TXT | + | + |
EDB | + | + |
SGX | no data | Yes with Intel® SPS |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Platinum 8276L and Xeon Gold 6346 are enumerated here.
VT-d | + | + |
VT-x | + | + |
EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8276L and Xeon Gold 6346. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | DDR4-2933 | DDR4-3200 |
Maximum memory size | 4.5 TB | 6 TB |
Max memory channels | 6 | 8 |
Maximum memory bandwidth | 140.8 GB/s | no data |
ECC memory support | + | + |
Peripherals
Specifications and connection of peripherals supported by Xeon Platinum 8276L and Xeon Gold 6346.
PCIe version | 3.0 | 4.0 |
PCI Express lanes | 48 | 64 |
Pros & cons summary
Recency | 2 April 2019 | 6 April 2021 |
Physical cores | 28 | 16 |
Threads | 56 | 32 |
Chip lithography | 14 nm | 10 nm |
Power consumption (TDP) | 165 Watt | 205 Watt |
Xeon Platinum 8276L has 75% more physical cores and 75% more threads, and 24.2% lower power consumption.
Xeon Gold 6346, on the other hand, has an age advantage of 2 years, and a 40% more advanced lithography process.
We couldn't decide between Xeon Platinum 8276L and Xeon Gold 6346. We've got no test results to judge.
Should you still have questions on choice between Xeon Platinum 8276L and Xeon Gold 6346, ask them in Comments section, and we shall answer.
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