Ryzen 7 9800X3D vs Pentium Gold 5405U

Primary details

Comparing Pentium Gold 5405U and Ryzen 7 9800X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2166	203
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	44.64
Market segment	Laptop	Desktop processor
Series	Intel Pentium, Pentium Gold	no data
Power efficiency	9.34	19.94
Architecture codename	Whiskey Lake-U (2018−2019)	Granite Ridge (2024)
Release date	23 January 2019 (5 years ago)	7 November 2024 (less than a year ago)
Launch price (MSRP)	$161	$479

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium Gold 5405U and Ryzen 7 9800X3D 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	2 (Dual-core)	8 (Octa-Core)
Threads	4	16
Base clock speed	2.3 GHz	4.7 GHz
Boost clock speed	2.3 GHz	5.2 GHz
Bus type	OPI	no data
Bus rate	4 GT/s	no data
Multiplier	23	no data
L1 cache	128 KB	80 KB (per core)
L2 cache	512 KB	1 MB (per core)
L3 cache	2 MB (shared)	96 MB (shared)
Chip lithography	14 nm	4 nm
Die size	no data	70.6 mm2
Maximum core temperature	100 °C	no data
Number of transistors	no data	8,315 million
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	-	+

Compatibility

Information on Pentium Gold 5405U and Ryzen 7 9800X3D 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
Socket	FCBGA1528	AM5
Power consumption (TDP)	15 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium Gold 5405U and Ryzen 7 9800X3D. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Smart Response	+	no data
Precision Boost 2	no data	+

Security technologies

Pentium Gold 5405U and Ryzen 7 9800X3D technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium Gold 5405U and Ryzen 7 9800X3D 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 Pentium Gold 5405U and Ryzen 7 9800X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR5
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	38.397 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics for 8th Generation Intel Processors	AMD Radeon Graphics
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	950 MHz	no data

Graphics interfaces

Available interfaces and connections of Pentium Gold 5405U and Ryzen 7 9800X3D 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 Pentium Gold 5405U and Ryzen 7 9800X3D 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

Graphics API support

APIs supported by Pentium Gold 5405U and Ryzen 7 9800X3D integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Pentium Gold 5405U and Ryzen 7 9800X3D.

PCIe version	2.0	5.0
PCI Express lanes	12	24

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.

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Pros & cons summary

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Performance score	1.48	25.28
Integrated graphics card	5.58	1.98
Recency	23 January 2019	7 November 2024
Physical cores	2	8
Threads	4	16
Chip lithography	14 nm	4 nm
Power consumption (TDP)	15 Watt	120 Watt

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Should you still have questions on choice between Pentium Gold 5405U and Ryzen 7 9800X3D, ask them in Comments section, and we shall answer.

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