Intel Xeon Platinum 8321HC vs Intel Xeon Gold 6312U

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CPU comparison with benchmarks


Intel Xeon Platinum 8321HC CPU1 vs CPU2 Intel Xeon Gold 6312U
Intel Xeon Platinum 8321HC Intel Xeon Gold 6312U

CPU comparison

In this CPU comparison, we compare the Intel Xeon Platinum 8321HC and the Intel Xeon Gold 6312U and use benchmarks to check which processor is faster.

We compare the Intel Xeon Platinum 8321HC 26 core processor released in Q2/2020 with the Intel Xeon Gold 6312U which has 24 CPU cores and was introduced in Q2/2021.
Intel Xeon Platinum (89) Family Intel Xeon Gold (163)
Intel Xeon Platinum 8300 (CL) (10) CPU group Intel Xeon Gold 5300/6300 (21)
3 Generation 3
Cooper Lake Architecture Ice Lake
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Platinum 8321HC is a 26 core processor with a clock frequency of 1.40 GHz (3.00 GHz). The processor can compute 52 threads at the same time. The Intel Xeon Gold 6312U clocks with 2.40 GHz (3.60 GHz), has 24 CPU cores and can calculate 48 threads in parallel.

Intel Xeon Platinum 8321HC Characteristic Intel Xeon Gold 6312U
26 Cores 24
52 Threads 48
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
1.40 GHz Frequency 2.40 GHz
3.00 GHz Turbo Frequency (1 Core) 3.60 GHz
1.80 GHz Turbo Frequency (All Cores) 2.80 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Xeon Platinum 8321HC Characteristic Intel Xeon Gold 6312U
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version --

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

Up to 1146 GB of memory in a maximum of 6 memory channels is supported by the Intel Xeon Platinum 8321HC, while the Intel Xeon Gold 6312U supports a maximum of 6144 GB of memory with a maximum memory bandwidth of 204.8 GB/s enabled.

Intel Xeon Platinum 8321HC Characteristic Intel Xeon Gold 6312U
DDR4-2933 Memory DDR4-3200
1146 GB Max. Memory 6144 GB
6 (Hexa Channel) Memory channels 8 (Octa Channel)
140.7 GB/s Max. Bandwidth 204.8 GB/s
Yes ECC Yes
-- L2 Cache --
35.75 MB L3 Cache 36.00 MB
3.0 PCIe version 4.0
48 PCIe lanes 64
47.3 GB/s PCIe Bandwidth 126.0 GB/s

Thermal Management

The Intel Xeon Platinum 8321HC has a TDP of 88 W. The TDP of the Intel Xeon Gold 6312U is 185 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Xeon Platinum 8321HC Characteristic Intel Xeon Gold 6312U
88 W TDP (PL1 / PBP) 185 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon Platinum 8321HC has 35.75 MB cache and is manufactured in 14 nm. The cache of Intel Xeon Gold 6312U is at 36.00 MB. The processor is manufactured in 10 nm.

Intel Xeon Platinum 8321HC Characteristic Intel Xeon Gold 6312U
14 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
LGA 4189 Socket LGA 4189
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2020 Release date Q2/2021
-- Release price 1450 $
show more data show more data


Rate these processors

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Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon Platinum 8321HC Intel Xeon Platinum 8321HC
26C 52T @ 3.00 GHz
0 (0%)
Intel Xeon Gold 6312U Intel Xeon Gold 6312U
24C 48T @ 3.60 GHz
1338 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon Platinum 8321HC Intel Xeon Platinum 8321HC
26C 52T @ 1.80 GHz
0 (0%)
Intel Xeon Gold 6312U Intel Xeon Gold 6312U
24C 48T @ 2.80 GHz
23285 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Xeon Platinum 8321HC Intel Xeon Platinum 8321HC
26C 52T @ 1.80 GHz
0 (0%)
Intel Xeon Gold 6312U Intel Xeon Gold 6312U
24C 48T @ 2.80 GHz
43717 (100%)

Devices using this processor

Intel Xeon Platinum 8321HC Intel Xeon Gold 6312U
Unknown Unknown

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