Intel Atom Z3740D vs AMD Athlon II X4 635

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CPU comparison with benchmarks


Intel Atom Z3740D CPU1 vs CPU2 AMD Athlon II X4 635
Intel Atom Z3740D AMD Athlon II X4 635

CPU comparison

In this CPU comparison, we compare the Intel Atom Z3740D and the AMD Athlon II X4 635 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 Athlon II X4 635 which has 4 CPU cores and was introduced in Q1/2010.
Intel Atom (108) Family AMD Athlon II (52)
Intel Atom Z3700 (16) CPU group AMD Athlon II X4 (Propus) (10)
4 Generation 1
Bay Trail Architecture Propus
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 Athlon II X4 635 clocks with 2.90 GHz, has 4 CPU cores and can calculate 4 threads in parallel.

Intel Atom Z3740D Characteristic AMD Athlon II X4 635
4 Cores 4
4 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.33 GHz Frequency 2.90 GHz
1.83 GHz Turbo Frequency (1 Core) --
-- 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 Atom Z3740D Characteristic AMD Athlon II X4 635
-- AI hardware --
-- AI specifications --

Internal Graphics

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 Athlon II X4 635 supports a maximum of 16 GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

Intel Atom Z3740D Characteristic AMD Athlon II X4 635
DDR3L-1333 Memory DDR3-1333
2 GB Max. Memory 16 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
10.6 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache 2.00 MB
2.00 MB L3 Cache --
-- PCIe version 2.0
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The Intel Atom Z3740D has a TDP of 4 W. The TDP of the AMD Athlon II X4 635 is 95 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom Z3740D Characteristic AMD Athlon II X4 635
4 W TDP (PL1 / PBP) 95 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 Athlon II X4 635 is at 2.00 MB. The processor is manufactured in 45 nm.

Intel Atom Z3740D Characteristic AMD Athlon II X4 635
22 nm Technology 45 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions MMX, 3DNow!, SSE3, SSE4a
BGA 592 Socket AM3
VT-x, VT-x EPT Virtualization AMD-V
Yes AES-NI No
Operating systems Windows 10, Linux
Q3/2013 Release date Q1/2010
-- Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom Z3740D (49%)
AMD Athlon II X4 635 (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom Z3740D (39%)
AMD Athlon II X4 635 (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 (49%)
AMD Athlon II X4 635 AMD Athlon II X4 635
4C 4T @ 2.90 GHz
373 (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 (49%)
AMD Athlon II X4 635 AMD Athlon II X4 635
4C 4T @ 2.90 GHz
1288 (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 (29%)
AMD Athlon II X4 635 AMD Athlon II X4 635
4C 4T @ 2.90 GHz
2100 (100%)

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 Atom Z3740D Intel Atom Z3740D
4C 4T @ 1.83 GHz
0 (0%)
AMD Athlon II X4 635 AMD Athlon II X4 635
4C 4T @ 2.90 GHz
376 (100%)

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 Atom Z3740D Intel Atom Z3740D
4C 4T @ 1.33 GHz
0 (0%)
AMD Athlon II X4 635 AMD Athlon II X4 635
4C 4T @ 2.90 GHz
1422 (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 Athlon II X4 635 AMD Athlon II X4 635
4C 4T @ 2.90 GHz
147 (100%)

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 Atom Z3740D Intel Atom Z3740D
4C 4T @ 1.33 GHz
0 (0%)
AMD Athlon II X4 635 AMD Athlon II X4 635
4C 4T @ 2.90 GHz
563 (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 Athlon II X4 635 AMD Athlon II X4 635
@ 0.00 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 Athlon II X4 635 AMD Athlon II X4 635
4C 4T @ 2.90 GHz
68 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 Atom Z3740D Intel Atom Z3740D
4C 4T @ 1.33 GHz
0 (0%)
AMD Athlon II X4 635 AMD Athlon II X4 635
4C 4T @ 2.90 GHz
265 (100%)

Devices using this processor

Intel Atom Z3740D AMD Athlon II X4 635
Unknown Unknown

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