Intel Xeon Platinum 8351N vs Intel Xeon Platinum 8352S: comparison

Comparison of Intel Xeon Platinum 8351N and Intel Xeon Platinum 8352S: key differences and a full specification table.

Key differences

Intel Xeon Platinum 8351N has more cores (36 vs 32), more threads (72 vs 64), a higher base clock (2.4 GHz vs 2.2 GHz) and a higher maximum clock (3.5 GHz vs 3.4 GHz).

At the same time, Intel Xeon Platinum 8352S has a lower TDP (205 W vs 225 W).

Both processors match on: process node (10 nm), maximum memory size (6 TB), memory channels (8), PCIe version (4).

These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.

Key specifications

ParameterIntel Xeon Platinum 8351NIntel Xeon Platinum 8352S
Cores / threads 36 / 72 32 / 64
Max boost clock 3.5 GHz 3.4 GHz
TDP 225 W 205 W
Process 10 nm 10 nm

Full specification table

Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.

Parameter Intel Xeon Platinum 8351N Intel Xeon Platinum 8352S
General
Model 8351N 8352S
Codename Ice Lake Ice Lake
Segment Server Server
Product line Масштабируемые процессоры Intel Xeon 3-го поколения Масштабируемые процессоры Intel Xeon 3-го поколения
Process 10 nm 10 nm
Launch date Q2 2021 Q2 2021
Status Launched Launched
Servicing status Baseline Servicing Baseline Servicing
Embedded options available Yes No
CPU
Cores 36 32
Threads 72 64
Multithreading (SMT/HT) Yes Yes
Base clock 2.4 GHz 2.2 GHz
Max boost clock 3.5 GHz 3.4 GHz
Cache (level unspecified) 54 MB 48 MB
TDP 225 W 205 W
Turbo Boost Yes (2) Yes (2)
64-bit support Yes Yes
Instruction set extensions SSE4.2, AVX, AVX2, AVX-512 SSE4.2, AVX, AVX2, AVX-512
UPI links — 3
UPI speed — 11.2 GT/s
High priority cores 18 12
High priority core frequency 2.6 GHz 2.4 GHz
Low priority cores 18 20
Low priority core frequency 2.2 GHz 2 GHz
SpeedStep max frequency — 3.4 GHz
Memory
Max memory size 6 TB 6 TB
Memory types DDR4 DDR4
Memory channels 8 8
Max memory speed 2.933 GHz 3.2 GHz
ECC memory supported Yes Yes
Optane Persistent Memory Supported Yes Yes
I/O and interfaces
PCI Express revision 4 4
PCI Express lanes 64 64
Scalability 1S Only 2S
Package and thermal
Sockets supported FCLGA4189 FCLGA4189
Package size 77.5mm x 56.5mm 77.5mm x 56.5mm
TCASE 76 °C 81 °C
Security and virtualization
Virtualization (VT-x / AMD-V) Yes Yes
Virtualization for Directed I/O (VT-d) Yes Yes
Extended Page Tables (EPT) Yes Yes
AES-NI Yes Yes
Execute Disable Bit Yes Yes
Intel Trusted Execution Technology Yes Yes
Intel Software Guard Extensions Yes Yes
Max enclave page cache size (SGX) 64 GB 512 GB
Mode-based Execute Control Yes Yes
Total Memory Encryption Yes Yes
Platform Firmware Resilience Yes Yes
Crypto Acceleration Yes Yes
Technologies
Transactional Synchronization Extensions Yes Yes
Deep Learning Boost Yes Yes
Volume Management Device Yes Yes
Speed Shift Technology Yes Yes
Resource Director Technology Yes Yes
AVX-512 FMA units 2 2

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