Intel Atom Z3735E vs Intel Xeon W-3345

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CPU comparison with benchmarks


Intel Atom Z3735E CPU1 vs CPU2 Intel Xeon W-3345
Intel Atom Z3735E Intel Xeon W-3345

CPU comparison

Intel Atom Z3735E or Intel Xeon W-3345 - 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 Atom Z3735E has 4 cores with 4 threads and clocks with a maximum frequency of 1.83 GHz. Up to 1 GB of memory is supported in 1 memory channels. The Intel Atom Z3735E was released in Q1/2014.

The Intel Xeon W-3345 has 24 cores with 48 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The Intel Xeon W-3345 was released in Q3/2021.
Intel Atom (108) Family Intel Xeon W (83)
Intel Atom Z3700 (16) CPU group Intel Xeon W-3300 (5)
4 Generation 8
Bay Trail Architecture Ice Lake W
Mobile Segment Desktop / Server
-- Predecessor Intel Xeon W-3245
-- Successor Intel Xeon w7-3445

CPU Cores and Base Frequency

The Intel Atom Z3735E has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Atom Z3735E is 1.33 GHz (1.83 GHz) while the Intel Xeon W-3345 has 24 CPU cores and 48 threads can calculate simultaneously. The clock frequency of the Intel Xeon W-3345 is at 3.00 GHz (4.00 GHz).

Intel Atom Z3735E Characteristic Intel Xeon W-3345
4 Cores 24
4 Threads 48
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.33 GHz Frequency 3.00 GHz
1.83 GHz Turbo Frequency (1 Core) 4.00 GHz
1.83 GHz Turbo Frequency (All Cores) 3.70 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 Atom Z3735E Characteristic Intel Xeon W-3345
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom Z3735E or Intel Xeon W-3345 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.

Intel HD Graphics (Bay Trail GT1) GPU no iGPU
0.31 GHz GPU frequency --
0.65 GHz GPU (Turbo) --
7 GPU Generation --
22 nm Technology
2 Max. displays
4 Compute units --
32 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
11.2 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.

Intel HD Graphics (Bay Trail GT1) GPU no iGPU
No 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
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

The Intel Atom Z3735E can use up to 1 GB of memory in 1 memory channels. The maximum memory bandwidth is 10.6 GB/s. The Intel Xeon W-3345 supports up to 4096 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 204.8 GB/s.

Intel Atom Z3735E Characteristic Intel Xeon W-3345
DDR3L-1333 Memory DDR4-3200
1 GB Max. Memory 4096 GB
1 (Single Channel) Memory channels 8 (Octa Channel)
10.6 GB/s Max. Bandwidth 204.8 GB/s
No ECC Yes
-- L2 Cache 30.00 MB
2.00 MB L3 Cache 36.00 MB
-- PCIe version 4.0
-- PCIe lanes 64
-- PCIe Bandwidth 126.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Atom Z3735E is 4 W, while the Intel Xeon W-3345 has a TDP of 250 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom Z3735E Characteristic Intel Xeon W-3345
4 W TDP (PL1 / PBP) 250 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Atom Z3735E is manufactured in 22 nm and has 2.00 MB cache. The Intel Xeon W-3345 is manufactured in 10 nm and has a 66.00 MB cache.

Intel Atom Z3735E Characteristic Intel Xeon W-3345
22 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
BGA 138 Socket LGA 4189
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Operating systems Windows 10, Linux
Q1/2014 Release date Q3/2021
-- Release price 2499 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 0 CPU benchmarks
Intel Atom Z3735E (0%)
Intel Xeon W-3345 (0%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Atom Z3735E (1%)
Intel Xeon W-3345 (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 Atom Z3735E Intel Atom Z3735E
4C 4T @ 1.83 GHz
557 (1%)
Intel Xeon W-3345 Intel Xeon W-3345
24C 48T @ 3.70 GHz
48283 (100%)

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 Atom Z3735E Intel Atom Z3735E
4C 4T @ 1.83 GHz
172 (100%)
Intel Xeon W-3345 Intel Xeon W-3345
24C 48T @ 4.00 GHz
0 (0%)

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 Atom Z3735E Intel Atom Z3735E
4C 4T @ 1.83 GHz
200 (100%)
Intel Xeon W-3345 Intel Xeon W-3345
24C 48T @ 3.70 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 Atom Z3735E Intel Atom Z3735E
Intel HD Graphics (Bay Trail GT1) @ 0.65 GHz
41 (100%)
Intel Xeon W-3345 Intel Xeon W-3345
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Atom Z3735E Intel Xeon W-3345
Unknown Unknown

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