Xeon Platinum 8124: specs and benchmarks

Summary

This is a Skylake (server) architecture desktop processor primarily aimed at professional systems. It has 18 cores and 36 threads, and is based on 14 nm manufacturing technology, with a maximum frequency of 3000 MHz - 3500MHz (1 core) and a locked multiplier.

Compatibility-wise, this is Socket P processor with a TDP of 240 Watt. It supports DDR4-2666 memory.

Primary details

Xeon Platinum 8124 processor market type (desktop or notebook), architecture, sales start time and pricing.

Place in the ranking	not rated
Place by popularity	not in top-100
Market segment	Server
Series	Intel Xeon Platinum
Architecture codename	Skylake (server) (2017−2018)
Release date	no data

Detailed specifications

Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.

Physical cores	18 (Octadeca-Core)
Threads	36
Boost clock speed	3 GHz	of 6.2 GHz (Core i9-14900KS)
Bus type	DMI 3.0
Bus rate	4 × 8 GT/s
Multiplier	30	of 42 (Core i7-7700K)
L1 cache	1.125 MB	of 80 KB (EPYC 9965)
L2 cache	18 MB	of 2 MB (Xeon 6980P)
L3 cache	24.75 MB	of 1152 MB (EPYC 9684X)
Chip lithography	14 nm	of 3 nm (Apple M3 Max 16-Core)
64 bit support	+
Windows 11 compatibility	-

Compatibility

Information on Xeon Platinum 8124 compatibility with other computer components and devices: 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)
Socket	Socket P
Power consumption (TDP)	240 Watt	of 500 Watt (Xeon 6960P)

Technologies and extensions

Technological capabilities and additional instructions supported by Xeon Platinum 8124. You'll probably need this information if you require some particular technology.

AES-NI	+
AVX	+
vPro	+
Enhanced SpeedStep (EIST)	+
TSX	+

Security technologies

Processor technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

Virtualization technologies

Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.

VT-d	+
VT-x	+

Memory specs

Types, maximum amount and channel number of RAM supported by Xeon Platinum 8124's memory controller. Depending on the motherboard, higher memory frequency may be supported.

Supported memory types	DDR4-2666
Maximum memory size	768 GB	of 6 TiB (EPYC 9124)
Max memory channels	6	of 12 (Xeon Platinum 9221)
Maximum memory bandwidth	128.001 GB/s	of 460.8 GB/s (EPYC 9124)
ECC memory support	+

Peripherals

Specifications and connection types of supported peripherals.

PCIe version	3.0	of 5.0 (Core i9-12900K)
PCI Express lanes	48	of 128 (EPYC 7551P)

Benchmark performance

Single-core and multi-core benchmark results of Xeon Platinum 8124. Overall benchmark performance is measured in points in 0-100 range, higher is better.

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