A12-9800 vs Core i5-6400T

Primary details

Comparing Core i5-6400T and A12-9800 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1587	1697
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.48	2.90
Market segment	Desktop processor	Desktop processor
Series	Intel Core i5 (Desktop)	no data
Architecture codename	Skylake (2015−2016)	Bristol Ridge (2016−2019)
Release date	5 August 2015 (8 years ago)	27 July 2017 (6 years ago)
Launch price (MSRP)	$192	$139
Current price	$190 (1x MSRP)	$135 (1x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

A12-9800 has 504% better value for money than i5-6400T.

Detailed specifications

Core i5-6400T and A12-9800 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	4 (Quad-Core)
Threads	4	4
Base clock speed	2.2 GHz	3.8 GHz
Boost clock speed	2.8 GHz	4.2 GHz
L1 cache	256 KB	no data
L2 cache	1 MB	2048 KB
L3 cache	6 MB	0 KB
Chip lithography	14 nm	28 nm
Die size	122 mm2	246 mm2
Maximum core temperature	66 °C	90 °C
Maximum case temperature (TCase)	no data	74 °C
Number of transistors	no data	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Core i5-6400T and A12-9800 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	FCLGA1151	AM4
Power consumption (TDP)	35 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6400T and A12-9800. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
FMA	no data	+
AVX	+	+
FRTC	no data	1
FreeSync	no data	1
PowerTune	no data	+
TrueAudio	no data	+
PowerNow	no data	+
PowerGating	no data	+
VirusProtect	no data	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	-	no data
TSX	-	no data
Idle States	+	no data
Thermal Monitoring	+	no data
SIPP	-	no data
Status	Discontinued	no data

Security technologies

Core i5-6400T and A12-9800 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Secure Key	+	no data
MPX	+	no data
Identity Protection	+	no data
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-6400T and A12-9800 are enumerated here.

AMD-V	+	+
VT-d	+	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-6400T and A12-9800. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR4-2400
Maximum memory size	64 GB	no data
Max memory channels	2	2
Maximum memory bandwidth	34.1 GB/s	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 530	AMD Radeon R7 Graphics
iGPU core count	no data	8
Max video memory	64 GB	no data
Quick Sync Video	+	no data
Clear Video	+	no data
Clear Video HD	+	no data
Enduro	no data	+
UVD	no data	+
VCE	no data	+
Graphics max frequency	950 MHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-6400T and A12-9800 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	+
HDMI	+	+
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Core i5-6400T and A12-9800 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Core i5-6400T and A12-9800 integrated GPUs, sometimes API versions are included.

DirectX	12	DirectX® 12
OpenGL	4.5	no data
Vulkan	no data	1

Peripherals

Specifications and connection of peripherals supported by Core i5-6400T and A12-9800.

PCIe version	3.0	3.0
PCI Express lanes	16	8

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Core i5-6400T outperforms A12-9800 by 19% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	2.77	2.32
Integrated graphics card	2.59
Recency	5 August 2015	27 July 2017
Cost	$192	$139
Chip lithography	14 nm	28 nm
Power consumption (TDP)	35 Watt	65 Watt

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Should you still have questions on choice between Core i5-6400T and A12-9800, ask them in Comments section, and we shall answer.

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