AMD Opteron X3421 vs Intel Xeon Platinum 8470Q

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CPU comparison with benchmarks


AMD Opteron X3421 CPU1 vs CPU2 Intel Xeon Platinum 8470Q
AMD Opteron X3421 Intel Xeon Platinum 8470Q

CPU comparison

AMD Opteron X3421 or Intel Xeon Platinum 8470Q - 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 AMD Opteron X3421 has 4 cores with 4 threads and clocks with a maximum frequency of 3.40 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Opteron X3421 was released in Q2/2015.

The Intel Xeon Platinum 8470Q has 52 cores with 104 threads and clocks with a maximum frequency of 3.80 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The Intel Xeon Platinum 8470Q was released in Q1/2023.
AMD Opteron (4) Family Intel Xeon Platinum (89)
AMD Opteron X3000 (3) CPU group Intel Xeon Platinum 8400 (18)
0 Generation 4
Toronto (Excavator) Architecture Sapphire Rapids
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Opteron X3421 is a 4 core processor with a clock frequency of 2.10 GHz (3.40 GHz). The Intel Xeon Platinum 8470Q has 52 CPU cores with a clock frequency of 2.10 GHz (3.80 GHz).

AMD Opteron X3421 Characteristic Intel Xeon Platinum 8470Q
4 Cores 52
4 Threads 104
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.10 GHz Frequency 2.10 GHz
3.40 GHz Turbo Frequency (1 Core) 3.80 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.

AMD Opteron X3421 Characteristic Intel Xeon Platinum 8470Q
-- 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.

AMD Radeon R7 - 512 (Toronto) GPU no iGPU
0.80 GHz GPU frequency --
-- GPU (Turbo) --
0 GPU Generation --
Technology
3 Max. displays
8 Compute units --
512 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
12 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.

AMD Radeon R7 - 512 (Toronto) GPU no iGPU
Decode Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

The AMD Opteron X3421 supports a maximum of GB of memory in 2 memory channels. The Intel Xeon Platinum 8470Q can connect up to 4096 GB of memory in 8 memory channels.

AMD Opteron X3421 Characteristic Intel Xeon Platinum 8470Q
DDR4-2400 Memory DDR5-4400, DDR5-4800
Max. Memory 4096 GB
2 (Dual Channel) Memory channels 8 (Octa Channel)
38.4 GB/s Max. Bandwidth 307.2 GB/s
Yes ECC Yes
2.00 MB L2 Cache --
-- L3 Cache 105.00 MB
3.0 PCIe version 5.0
8 PCIe lanes 80
7.9 GB/s PCIe Bandwidth 315.0 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Opteron X3421 has a TDP of 15 W, that of the Intel Xeon Platinum 8470Q is 350 W.

AMD Opteron X3421 Characteristic Intel Xeon Platinum 8470Q
15 W TDP (PL1 / PBP) 350 W
-- TDP (PL2) --
35 W TDP up --
12 W TDP down --
-- Tjunction max. --

Technical details

The AMD Opteron X3421 has a 2.00 MB cache, while the Intel Xeon Platinum 8470Q cache has a total of 105.00 MB.

AMD Opteron X3421 Characteristic Intel Xeon Platinum 8470Q
28 nm Technology 10 nm
Unknown Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
FP4 Socket LGA 4677
AMD-V, AMD-Vt Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows, Linux
Q2/2015 Release date Q1/2023
-- Release price 9410 $
show more data show more data


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Here you can rate the AMD Opteron X3421 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:
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iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD Opteron X3421 AMD Opteron X3421
AMD Radeon R7 - 512 (Toronto) @ 0.80 GHz
820 (100%)
Intel Xeon Platinum 8470Q Intel Xeon Platinum 8470Q
@ 0.00 GHz
0 (0%)

Devices using this processor

AMD Opteron X3421 Intel Xeon Platinum 8470Q
Unknown Unknown

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