Intel Atom Z3740D vs AMD EPYC 7252

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CPU comparison with benchmarks


Intel Atom Z3740D CPU1 vs CPU2 AMD EPYC 7252
Intel Atom Z3740D AMD EPYC 7252

CPU comparison

In this CPU comparison, we compare the Intel Atom Z3740D and the AMD EPYC 7252 and use benchmarks to check which processor is faster.

We compare the Intel Atom Z3740D 4 core processor released in Q3/2013 with the AMD EPYC 7252 which has 8 CPU cores and was introduced in Q3/2019.
Intel Atom (108) Family AMD EPYC (129)
Intel Atom Z3700 (16) CPU group AMD EPYC 7002 (24)
4 Generation 2
Bay Trail Architecture Rome (Zen 2)
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z3740D is a 4 core processor with a clock frequency of 1.33 GHz (1.83 GHz). The processor can compute 4 threads at the same time. The AMD EPYC 7252 clocks with 3.10 GHz (3.20 GHz), has 8 CPU cores and can calculate 16 threads in parallel.

Intel Atom Z3740D Characteristic AMD EPYC 7252
4 Cores 8
4 Threads 16
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.33 GHz Frequency 3.10 GHz
1.83 GHz Turbo Frequency (1 Core) 3.20 GHz
-- Turbo Frequency (All Cores) 3.20 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 Z3740D Characteristic AMD EPYC 7252
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

Intel HD Graphics (Bay Trail GT1) GPU no iGPU
0.31 GHz GPU frequency --
0.69 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

Up to 2 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom Z3740D, while the AMD EPYC 7252 supports a maximum of GB of memory with a maximum memory bandwidth of 51.2 GB/s enabled.

Intel Atom Z3740D Characteristic AMD EPYC 7252
DDR3L-1333 Memory DDR4-3200
2 GB Max. Memory
1 (Single Channel) Memory channels 8 (Octa Channel)
10.6 GB/s Max. Bandwidth 51.2 GB/s
No ECC Yes
-- L2 Cache --
2.00 MB L3 Cache 64.00 MB
-- PCIe version 4.0
-- PCIe lanes 128
-- PCIe Bandwidth 252.0 GB/s

Thermal Management

The Intel Atom Z3740D has a TDP of 4 W. The TDP of the AMD EPYC 7252 is 120 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom Z3740D Characteristic AMD EPYC 7252
4 W TDP (PL1 / PBP) 120 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
90 °C Tjunction max. --

Technical details

The Intel Atom Z3740D has 2.00 MB cache and is manufactured in 22 nm. The cache of AMD EPYC 7252 is at 64.00 MB. The processor is manufactured in 7 nm.

Intel Atom Z3740D Characteristic AMD EPYC 7252
22 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
BGA 592 Socket SP3
VT-x, VT-x EPT Virtualization AMD-V, SVM
Yes AES-NI Yes
Operating systems Windows 10, Linux
Q3/2013 Release date Q3/2019
-- Release price 790 $
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom Z3740D (18%)
AMD EPYC 7252 (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom Z3740D (5%)
AMD EPYC 7252 (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 Z3740D Intel Atom Z3740D
4C 4T @ 1.83 GHz
184 (18%)
AMD EPYC 7252 AMD EPYC 7252
8C 16T @ 3.20 GHz
1004 (100%)

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 Z3740D Intel Atom Z3740D
4C 4T @ 1.33 GHz
633 (7%)
AMD EPYC 7252 AMD EPYC 7252
8C 16T @ 3.20 GHz
9264 (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 Z3740D Intel Atom Z3740D
4C 4T @ 1.33 GHz
614 (3%)
AMD EPYC 7252 AMD EPYC 7252
8C 16T @ 3.20 GHz
19617 (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 Atom Z3740D Intel Atom Z3740D
4C 4T @ 1.83 GHz
0 (0%)
AMD EPYC 7252 AMD EPYC 7252
8C 16T @ 3.20 GHz
372 (100%)

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 Z3740D Intel Atom Z3740D
Intel HD Graphics (Bay Trail GT1) @ 0.69 GHz
44 (100%)
AMD EPYC 7252 AMD EPYC 7252
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Atom Z3740D AMD EPYC 7252
Unknown Unknown

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