Intel Xeon Platinum 8444H vs AMD RX-421ND

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CPU comparison with benchmarks


Intel Xeon Platinum 8444H CPU1 vs CPU2 AMD RX-421ND
Intel Xeon Platinum 8444H AMD RX-421ND

CPU comparison

Intel Xeon Platinum 8444H or AMD RX-421ND - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Xeon Platinum 8444H has 16 cores with 32 threads and clocks with a maximum frequency of 4.00 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The Intel Xeon Platinum 8444H was released in Q1/2023.

The AMD RX-421ND has 4 cores with 4 threads and clocks with a maximum frequency of 3.40 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD RX-421ND was released in Q4/2015.
Intel Xeon Platinum (89) Family AMD R (6)
Intel Xeon Platinum 8400 (18) CPU group AMD RX 1st Gen. (6)
4 Generation 1
Sapphire Rapids Architecture Merlin Falcon (Excavator)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Platinum 8444H is a 16 core processor with a clock frequency of 2.90 GHz (4.00 GHz). The AMD RX-421ND has 4 CPU cores with a clock frequency of 2.10 GHz (3.40 GHz).

Intel Xeon Platinum 8444H Characteristic AMD RX-421ND
16 Cores 4
32 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.90 GHz Frequency 2.10 GHz
4.00 GHz Turbo Frequency (1 Core) 3.40 GHz
-- Turbo Frequency (All Cores) --

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 8444H Characteristic AMD RX-421ND
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

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

The Intel Xeon Platinum 8444H supports a maximum of 4096 GB of memory in 8 memory channels. The AMD RX-421ND can connect up to GB of memory in 2 memory channels.

Intel Xeon Platinum 8444H Characteristic AMD RX-421ND
DDR5-4400, DDR5-4800 Memory DDR4-2400, DDR3-2133
4096 GB Max. Memory
8 (Octa Channel) Memory channels 2 (Dual Channel)
307.2 GB/s Max. Bandwidth 38.4 GB/s
Yes ECC Yes
-- L2 Cache 2.00 MB
45.00 MB L3 Cache --
5.0 PCIe version 3.0
80 PCIe lanes 12
315.0 GB/s PCIe Bandwidth 11.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon Platinum 8444H has a TDP of 270 W, that of the AMD RX-421ND is 35 W.

Intel Xeon Platinum 8444H Characteristic AMD RX-421ND
270 W TDP (PL1 / PBP) 35 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 12 W
-- Tjunction max. 90 °C

Technical details

The Intel Xeon Platinum 8444H has a 45.00 MB cache, while the AMD RX-421ND cache has a total of 2.00 MB.

Intel Xeon Platinum 8444H Characteristic AMD RX-421ND
10 nm Technology 28 nm
Chiplet Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
LGA 4677 Socket FP4
VT-x, VT-x EPT, VT-d Virtualization AMD-V, AMD-Vt
Yes AES-NI Yes
Windows, Linux Operating systems
Q1/2023 Release date Q4/2015
4234 $ Release price --
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Devices using this processor

Intel Xeon Platinum 8444H AMD RX-421ND
Unknown Unknown

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