Intel Xeon W-3275 vs Intel Atom x6425RE

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CPU comparison with benchmarks


Intel Xeon W-3275 CPU1 vs CPU2 Intel Atom x6425RE
Intel Xeon W-3275 Intel Atom x6425RE

CPU comparison

Intel Xeon W-3275 or Intel Atom x6425RE - 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 W-3275 has 28 cores with 56 threads and clocks with a maximum frequency of 4.60 GHz. Up to 1024 GB of memory is supported in 6 memory channels. The Intel Xeon W-3275 was released in Q2/2019.

The Intel Atom x6425RE has 4 cores with 4 threads and clocks with a maximum frequency of 1.90 GHz. The CPU supports up to 32 GB of memory in 4 memory channels. The Intel Atom x6425RE was released in Q1/2021.
Intel Xeon W (83) Family Intel Atom (108)
Intel Xeon W-2200/3200 (17) CPU group Intel Atom x6000 (10)
7 Generation 6
Cascade Lake W Architecture Elkhart Lake
Desktop / Server Segment Mobile
Intel Xeon W-3175X Predecessor --
Intel Xeon W-3375 Successor --

CPU Cores and Base Frequency

The Intel Xeon W-3275 has 28 CPU cores and can calculate 56 threads in parallel. The clock frequency of the Intel Xeon W-3275 is 2.50 GHz (4.60 GHz) while the Intel Atom x6425RE has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom x6425RE is at 1.90 GHz.

Intel Xeon W-3275 Characteristic Intel Atom x6425RE
28 Cores 4
56 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.50 GHz Frequency 1.90 GHz
4.60 GHz Turbo Frequency (1 Core) --
3.40 GHz Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Xeon W-3275 Characteristic Intel Atom x6425RE
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Xeon W-3275 or Intel Atom x6425RE 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 10th Gen (32 EU)
GPU frequency 0.40 GHz
-- GPU (Turbo) --
-- GPU Generation 11
Technology 14 nm
Max. displays 3
-- Compute units 32
-- Shader 256
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 10th Gen (32 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 Intel Xeon W-3275 can use up to 1024 GB of memory in 6 memory channels. The maximum memory bandwidth is 140.7 GB/s. The Intel Atom x6425RE supports up to 32 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 136.4 GB/s.

Intel Xeon W-3275 Characteristic Intel Atom x6425RE
DDR4-2933 Memory LPDDR4X-4266, DDR4-3200
1024 GB Max. Memory 32 GB
6 (Hexa Channel) Memory channels 4 (Quad Channel)
140.7 GB/s Max. Bandwidth 136.4 GB/s
Yes ECC Yes
-- L2 Cache 1.50 MB
38.50 MB L3 Cache --
3.0 PCIe version 3.0
64 PCIe lanes 8
63.0 GB/s PCIe Bandwidth 7.9 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon W-3275 is 205 W, while the Intel Atom x6425RE has a TDP of 12 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon W-3275 Characteristic Intel Atom x6425RE
205 W TDP (PL1 / PBP) 12 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 110 °C

Technical details

The Intel Xeon W-3275 is manufactured in 14 nm and has 38.50 MB cache. The Intel Atom x6425RE is manufactured in 10 nm and has a 1.50 MB cache.

Intel Xeon W-3275 Characteristic Intel Atom x6425RE
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
LGA 3647 Socket BGA 1493
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems
Q2/2019 Release date Q1/2021
4250 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Xeon W-3275 (100%)
Intel Atom x6425RE (30%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Xeon W-3275 (100%)
Intel Atom x6425RE (7%)

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 W-3275 Intel Xeon W-3275
28C 56T @ 4.60 GHz
1203 (100%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
437 (36%)

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 W-3275 Intel Xeon W-3275
28C 56T @ 3.40 GHz
21369 (100%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
1445 (7%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Xeon W-3275 Intel Xeon W-3275
28C 56T @ 4.60 GHz
1414 (100%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
334 (24%)

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 W-3275 Intel Xeon W-3275
28C 56T @ 3.40 GHz
44831 (100%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
2935 (7%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon W-3275 Intel Xeon W-3275
28C 56T @ 4.60 GHz
1107 (100%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon W-3275 Intel Xeon W-3275
28C 56T @ 3.40 GHz
28051 (100%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
0 (0%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Xeon W-3275 Intel Xeon W-3275
28C 56T @ 3.40 GHz
0 (0%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
1021 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon W-3275 Intel Xeon W-3275
28C 56T @ 4.60 GHz
437 (100%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
0 (0%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon W-3275 Intel Xeon W-3275
28C 56T @ 3.40 GHz
11020 (100%)
Intel Atom x6425RE Intel Atom x6425RE
4C 4T @ 1.90 GHz
0 (0%)

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.
Intel Xeon W-3275 Intel Xeon W-3275
@ 0.00 GHz
0 (0%)
Intel Atom x6425RE Intel Atom x6425RE
Intel UHD Graphics 10th Gen (32 EU) @ 0.40 GHz
213 (100%)

Devices using this processor

Intel Xeon W-3275 Intel Atom x6425RE
Unknown Unknown

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