Intel Atom C3958 vs AMD A6-3670K

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CPU comparison with benchmarks


Intel Atom C3958 CPU1 vs CPU2 AMD A6-3670K
Intel Atom C3958 AMD A6-3670K

CPU comparison

Intel Atom C3958 or AMD A6-3670K - 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 C3958 has 16 cores with 16 threads and clocks with a maximum frequency of 2.00 GHz. Up to 256 GB of memory is supported in 2 memory channels. The Intel Atom C3958 was released in Q3/2017.

The AMD A6-3670K has 4 cores with 4 threads and clocks with a maximum frequency of 2.70 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD A6-3670K was released in Q4/2011.
Intel Atom (108) Family AMD A (112)
Intel Atom C3000 (20) CPU group AMD A6-3000 (5)
5 Generation 1
Denverton Architecture Llano (K10)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom C3958 has 16 CPU cores and can calculate 16 threads in parallel. The clock frequency of the Intel Atom C3958 is 2.00 GHz while the AMD A6-3670K has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD A6-3670K is at 2.70 GHz.

Intel Atom C3958 Characteristic AMD A6-3670K
16 Cores 4
16 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? Yes
2.00 GHz Frequency 2.70 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

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 C3958 Characteristic AMD A6-3670K
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom C3958 or AMD A6-3670K 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 AMD Radeon HD 6530D
GPU frequency 0.44 GHz
-- GPU (Turbo) --
-- GPU Generation 3
Technology 32 nm
Max. displays 0
-- Compute units 5
-- Shader 320
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 1 GB
-- DirectX Version 11

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 AMD Radeon HD 6530D
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Atom C3958 can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The AMD A6-3670K supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s.

Intel Atom C3958 Characteristic AMD A6-3670K
DDR4-2400 Memory DDR3-1600
256 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 25.6 GB/s
Yes ECC No
16.00 MB L2 Cache --
-- L3 Cache 4.00 MB
3.0 PCIe version --
16 PCIe lanes --
15.8 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Atom C3958 is 31 W, while the AMD A6-3670K has a TDP of 100 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom C3958 Characteristic AMD A6-3670K
31 W TDP (PL1 / PBP) 100 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. --

Technical details

The Intel Atom C3958 is manufactured in 14 nm and has 16.00 MB cache. The AMD A6-3670K is manufactured in 32 nm and has a 4.00 MB cache.

Intel Atom C3958 Characteristic AMD A6-3670K
14 nm Technology 32 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE3, SSE4a
BGA 1310 Socket FM1
VT-x, VT-x EPT, VT-d Virtualization AMD-V
Yes AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2017 Release date Q4/2011
449 $ Release price 60 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 0 CPU benchmarks
Intel Atom C3958 (0%)
AMD A6-3670K (0%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Atom C3958 (100%)
AMD A6-3670K (77%)

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 C3958 Intel Atom C3958
16C 16T @ 2.00 GHz
4281 (100%)
AMD A6-3670K AMD A6-3670K
4C 4T @ 2.70 GHz
3288 (77%)

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 C3958 Intel Atom C3958
16C 16T @ 2.00 GHz
332 (100%)
AMD A6-3670K AMD A6-3670K
4C 4T @ 2.70 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 C3958 Intel Atom C3958
16C 16T @ 2.00 GHz
4134 (100%)
AMD A6-3670K AMD A6-3670K
4C 4T @ 2.70 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 C3958 Intel Atom C3958
@ 0.00 GHz
0 (0%)
AMD A6-3670K AMD A6-3670K
AMD Radeon HD 6530D @ 0.44 GHz
284 (100%)

Devices using this processor

Intel Atom C3958 AMD A6-3670K
Unknown Unknown

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