Intel Core i5-6400T vs AMD FX-8100

Last updated: 2024-04-12

CPU comparison with benchmarks


Intel Core i5-6400T		AMD FX-8100
CPU comparison Intel Core i5-6400T or AMD FX-8100 - 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 Core i5-6400T has 4 cores with 4 threads and clocks with a maximum frequency of 2.80 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i5-6400T was released in Q3/2015. The AMD FX-8100 has 8 cores with 8 threads and clocks with a maximum frequency of 3.70 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD FX-8100 was released in Q4/2011.

Intel Core i5 (331)	Family	AMD FX (30)
Intel Core i 6000 (24)	CPU group	AMD FX-8000 (11)
6	Generation	2
Skylake S	Architecture	Vishera (Bulldozer)
Desktop / Server	Segment	Desktop / Server
--	Predecessor	--
Intel Core i5-7400T	Successor	--

CPU Cores and Base Frequency The Intel Core i5-6400T has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core i5-6400T is 2.20 GHz (2.80 GHz) while the AMD FX-8100 has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the AMD FX-8100 is at 2.80 GHz (3.70 GHz).
Intel Core i5-6400T	Characteristic	AMD FX-8100
4	Cores	8
4	Threads	8
normal	Core architecture	normal
No	Hyperthreading	No
No	Overclocking ?	Yes
2.20 GHz	Frequency	2.80 GHz
2.80 GHz	Turbo Frequency (1 Core)	3.70 GHz
2.50 GHz	Turbo Frequency (All Cores)	3.70 GHz

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 Core i5-6400T	Characteristic	AMD FX-8100
--	AI hardware	--
--	AI specifications	--

Internal Graphics The Intel Core i5-6400T or AMD FX-8100 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 530	GPU	no iGPU
0.35 GHz	GPU frequency	--
1.15 GHz	GPU (Turbo)	--
9	GPU Generation	--
14 nm	Technology
3	Max. displays
24	Compute units	--
192	Shader	--
No	Hardware Raytracing	No
No	Frame Generation	No
32 GB	Max. GPU Memory	--
12	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 530	GPU	no iGPU
Decode / Encode	Codec h265 / HEVC (8 bit)	No
Decode	Codec h265 / HEVC (10 bit)	No
Decode / Encode	Codec h264	No
Decode	Codec VP9	No
Decode / Encode	Codec VP8	No
No	Codec AV1	No
Decode / Encode	Codec AVC	No
Decode	Codec VC-1	No
Decode / Encode	Codec JPEG	No

Memory & PCIe The Intel Core i5-6400T can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 34.1 GB/s. The AMD FX-8100 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 29.9 GB/s.
Intel Core i5-6400T	Characteristic	AMD FX-8100
DDR4-2133, DDR3-1600	Memory	DDR3-1866
64 GB	Max. Memory
2 (Dual Channel)	Memory channels	2 (Dual Channel)
34.1 GB/s	Max. Bandwidth	29.9 GB/s
No	ECC	Yes
--	L2 Cache	--
6.00 MB	L3 Cache	8.00 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 Core i5-6400T is 35 W, while the AMD FX-8100 has a TDP of 95 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Intel Core i5-6400T	Characteristic	AMD FX-8100
35 W	TDP (PL1 / PBP)	95 W
--	TDP (PL2)	--
--	TDP up	--
--	TDP down	--
--	Tjunction max.	--
Technical details The Intel Core i5-6400T is manufactured in 14 nm and has 6.00 MB cache. The AMD FX-8100 is manufactured in 32 nm and has a 8.00 MB cache.
Intel Core i5-6400T	Characteristic	AMD FX-8100
14 nm	Technology	32 nm
Monolithic	Chip design	Unknown
x86-64 (64 bit)	Instruction set (ISA)	x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2	ISA extensions	SSE4.1, SSE4.2, AVX, FMA3, FMA4
LGA 1151	Socket	AM3+
VT-x, VT-x EPT, VT-d	Virtualization	AMD-V
Yes	AES-NI	Yes
Windows 10, Linux	Operating systems	Windows 10, Linux
Q3/2015	Release date	Q4/2011
--	Release price	--

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Intel Core i5-6400T 4C 4T @ 2.20 GHz (2.80 GHz) buy now on Amazon and save! AMD FX-8100 8C 8T @ 2.80 GHz (3.70 GHz) buy now on Amazon and save!

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Average performance in benchmarks

⌀ Single core performance in 0 CPU benchmarks

Intel Core i5-6400T (0%)

AMD FX-8100 (0%)

⌀ Multi core performance in 1 CPU benchmarks

Intel Core i5-6400T (70%)

AMD FX-8100 (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 Core i5-6400T 4C 4T @ 2.50 GHz	4312 (70%)
	AMD FX-8100 8C 8T @ 3.70 GHz	6159 (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 Core i5-6400T 4C 4T @ 2.80 GHz	711 (100%)
	AMD FX-8100 8C 8T @ 3.70 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 Core i5-6400T 4C 4T @ 2.50 GHz	2257 (100%)
	AMD FX-8100 8C 8T @ 3.70 GHz	0 (0%)

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 Core i5-6400T 4C 4T @ 2.80 GHz	967 (100%)
	AMD FX-8100 8C 8T @ 3.70 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 Core i5-6400T 4C 4T @ 2.50 GHz	2732 (100%)
	AMD FX-8100 8C 8T @ 3.70 GHz	0 (0%)

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 Core i5-6400T 4C 4T @ 2.80 GHz	0 (0%)
	AMD FX-8100 8C 8T @ 3.70 GHz	161 (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 Core i5-6400T 4C 4T @ 2.50 GHz	0 (0%)
	AMD FX-8100 8C 8T @ 3.70 GHz	796 (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 Core i5-6400T Intel HD Graphics 530 @ 1.15 GHz	442 (100%)
	AMD FX-8100 @ 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 Core i5-6400T 4C 4T @ 2.80 GHz	119 (100%)
	AMD FX-8100 8C 8T @ 3.70 GHz	0 (0%)

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 Core i5-6400T 4C 4T @ 2.50 GHz	414 (100%)
	AMD FX-8100 8C 8T @ 3.70 GHz	0 (0%)

Devices using this processor
Intel Core i5-6400T	AMD FX-8100
Unknown	Unknown

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