i5-8400B vs Ryzen 5 2500X

Primary details

Comparing Ryzen 5 2500X and Core i5-8400B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1095	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	AMD Ryzen 5	Intel Core i5
Power efficiency	8.67	no data
Architecture codename	Zen+ (2018−2019)	Coffee Lake (2017−2019)
Release date	10 September 2018 (6 years ago)	2 April 2018 (6 years ago)
Launch price (MSRP)	no data	$182

Detailed specifications

Ryzen 5 2500X and Core i5-8400B 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)	6 (Hexa-Core)
Threads	8	6
Base clock speed	3.6 GHz	2.8 GHz
Boost clock speed	4 GHz	4 GHz
Bus type	no data	DMI 3.0
Bus rate	4 × 8 GT/s	4 × 8 GT/s
Multiplier	36	28
L1 cache	384 KB	384 KB
L2 cache	2 MB	1.5 MB
L3 cache	8 MB	9 MB
Chip lithography	12 nm	14 nm
Die size	213 mm2	126 mm2
Maximum core temperature	no data	100 °C
Number of transistors	4800 Million	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on Ryzen 5 2500X and Core i5-8400B 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 (Uniprocessor)	1 (Uniprocessor)
Socket	AM4	FCBGA1440
Power consumption (TDP)	65 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 2500X and Core i5-8400B. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	-
Idle States	no data	+
Thermal Monitoring	-	+
Precision Boost 2	+	no data

Security technologies

Ryzen 5 2500X and Core i5-8400B technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 2500X and Core i5-8400B 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 Ryzen 5 2500X and Core i5-8400B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	DDR4-2666
Maximum memory size	64 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	46.933 GB/s	42.671 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	-	Intel UHD Graphics 630
Max video memory	-	64 GB
Quick Sync Video	-	+
Clear Video	-	+
Clear Video HD	-	+
Graphics max frequency	-	1.05 GHz
InTru 3D	-	+

Graphics interfaces

Available interfaces and connections of Ryzen 5 2500X and Core i5-8400B integrated GPUs.

Number of displays supported

-

3

Graphics image quality

Maximum display resolutions supported by Ryzen 5 2500X and Core i5-8400B integrated GPUs, including resolutions over different interfaces.

4K resolution support	-	+
Max resolution over HDMI 1.4	-	4096x2304@30Hz
Max resolution over eDP	-	4096x2304@60Hz
Max resolution over DisplayPort	-	4096x2304@60Hz

Graphics API support

APIs supported by Ryzen 5 2500X and Core i5-8400B integrated GPUs, sometimes API versions are included.

DirectX	-	12
OpenGL	-	4.5

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 2500X and Core i5-8400B.

PCIe version	3.0	3.0
PCI Express lanes	20	16

Pros & cons summary

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Recency	10 September 2018	2 April 2018
Physical cores	4	6
Threads	8	6
Chip lithography	12 nm	14 nm

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Should you still have questions on choice between Ryzen 5 2500X and Core i5-8400B, ask them in Comments section, and we shall answer.

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