AMD EPYC Embedded 3451 vs Intel Xeon W-11155MRE

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CPU comparison with benchmarks


AMD EPYC Embedded 3451 CPU1 vs CPU2 Intel Xeon W-11155MRE
AMD EPYC Embedded 3451 Intel Xeon W-11155MRE

CPU comparison

AMD EPYC Embedded 3451 or Intel Xeon W-11155MRE - 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 EPYC Embedded 3451 has 16 cores with 32 threads and clocks with a maximum frequency of 3.00 GHz. Up to 1024 GB of memory is supported in 4 memory channels. The AMD EPYC Embedded 3451 was released in Q1/2018.

The Intel Xeon W-11155MRE has 4 cores with 8 threads and clocks with a maximum frequency of 4.40 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Xeon W-11155MRE was released in Q3/2021.
AMD EPYC (129) Family Intel Xeon W (83)
AMD EPYC Embedded 3000 (7) CPU group Intel Xeon W-11000M (8)
1 Generation 11
Snowy Owl (Zen) Architecture Tiger Lake H
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD EPYC Embedded 3451 has 16 CPU cores and can calculate 32 threads in parallel. The clock frequency of the AMD EPYC Embedded 3451 is 2.14 GHz (3.00 GHz) while the Intel Xeon W-11155MRE has 4 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Intel Xeon W-11155MRE is at 2.40 GHz (4.40 GHz).

AMD EPYC Embedded 3451 Characteristic Intel Xeon W-11155MRE
16 Cores 4
32 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking ? No
2.14 GHz Frequency 2.40 GHz
3.00 GHz Turbo Frequency (1 Core) 4.40 GHz
-- Turbo Frequency (All Cores) 3.40 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.

AMD EPYC Embedded 3451 Characteristic Intel Xeon W-11155MRE
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The AMD EPYC Embedded 3451 or Intel Xeon W-11155MRE has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

no iGPU GPU Intel UHD Graphics 11th Gen (16 EU)
GPU frequency 0.35 GHz
-- GPU (Turbo) 1.25 GHz
-- GPU Generation 11
Technology 10 nm
Max. displays 3
-- Compute units 16
-- Shader 128
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 64 GB
-- DirectX Version 12

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 Intel UHD Graphics 11th Gen (16 EU)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The AMD EPYC Embedded 3451 can use up to 1024 GB of memory in 4 memory channels. The maximum memory bandwidth is 85.3 GB/s. The Intel Xeon W-11155MRE supports up to 128 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 51.2 GB/s.

AMD EPYC Embedded 3451 Characteristic Intel Xeon W-11155MRE
DDR4-2666 Memory DDR4-3200
1024 GB Max. Memory 128 GB
4 (Quad Channel) Memory channels 2 (Dual Channel)
85.3 GB/s Max. Bandwidth 51.2 GB/s
Yes ECC Yes
8.00 MB L2 Cache --
32.00 MB L3 Cache 8.00 MB
3.0 PCIe version 4.0
64 PCIe lanes 20
63.0 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The thermal design power (TDP for short) of the AMD EPYC Embedded 3451 is 100 W, while the Intel Xeon W-11155MRE has a TDP of 45 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD EPYC Embedded 3451 Characteristic Intel Xeon W-11155MRE
100 W TDP (PL1 / PBP) 45 W
-- TDP (PL2) --
-- TDP up --
80 W TDP down 35 W
105 °C Tjunction max. 100 °C

Technical details

The AMD EPYC Embedded 3451 is manufactured in 14 nm and has 40.00 MB cache. The Intel Xeon W-11155MRE is manufactured in 10 nm and has a 8.00 MB cache.

AMD EPYC Embedded 3451 Characteristic Intel Xeon W-11155MRE
14 nm Technology 10 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
SP4 Socket BGA 1787
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems
Q1/2018 Release date Q3/2021
-- Release price 249 $
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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 EPYC Embedded 3451 AMD EPYC Embedded 3451
@ 0.00 GHz
0 (0%)
Intel Xeon W-11155MRE Intel Xeon W-11155MRE
Intel UHD Graphics 11th Gen (16 EU) @ 1.25 GHz
320 (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.
AMD EPYC Embedded 3451 AMD EPYC Embedded 3451
16C 32T @ 2.14 GHz
21287 (100%)
Intel Xeon W-11155MRE Intel Xeon W-11155MRE
4C 8T @ 3.40 GHz
0 (0%)

Devices using this processor

AMD EPYC Embedded 3451 Intel Xeon W-11155MRE
Unknown Unknown

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