Athlon II X4 651 vs Pentium Gold G5420

General info

Comparing Pentium Gold G5420 and Athlon II X4 651 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1656	1681
Place by popularity	not in top-100	not in top-100
Value for money	13.14	0.73
Market segment	Desktop processor	Desktop processor
Series	Intel Pentium Gold	no data
Architecture codename	Coffee Lake (2017−2019)	Llano (2011−2012)
Release date	23 April 2019 (4 years old)	14 November 2011 (12 years old)
Launch price (MSRP)	$64	no data
Current price	$87 (1.4x MSRP)	$71

Pentium Gold G5420 has 1700% better value for money than Athlon II X4 651.

Technical specs

Pentium Gold G5420 and Athlon II X4 651 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)	4 (Quad-Core)
Threads	4	4
Base clock speed	3.8 GHz	3 GHz
Boost clock speed	3.8 GHz	3 GHz
Bus support	4 × 8 GT/s	no data
L1 cache	128 KB	128 KB (per core)
L2 cache	512 KB	1 MB (per core)
L3 cache	4 MB	0 KB
Chip lithography	14 nm	32 nm
Die size	126 mm2	228 mm2
Maximum core temperature	100 °C	no data
Number of transistors	no data	1,178 million
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	No	No

Compatibility

Information on Pentium Gold G5420 and Athlon II X4 651 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	FM1
Power consumption (TDP)	54 Watt	100 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium Gold G5420 and Athlon II X4 651. 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	+	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	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

Pentium Gold G5420 and Athlon II X4 651 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 Pentium Gold G5420 and Athlon II X4 651 are enumerated here.

AMD-V	no data	+
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 G5420 and Athlon II X4 651. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR3
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	37.5 GB/s	no data
ECC memory support	+	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 610	no data
Max video memory	64 GB	no data
Quick Sync Video	+	no data
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.05 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Pentium Gold G5420 and Athlon II X4 651 integrated GPUs.

Number of displays supported

3

no data

Graphics image quality

Maximum display resolutions supported by Pentium Gold G5420 and Athlon II X4 651 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 G5420 and Athlon II X4 651 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 G5420 and Athlon II X4 651.

PCIe version	3.0	no data
PCI Express lanes	16	no data

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.

Pentium Gold G5420 outperforms Athlon II X4 651 by 3% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	2.42	2.34
Recency	23 April 2019	14 November 2011
Physical cores	2	4
Chip lithography	14 nm	32 nm
Power consumption (TDP)	54 Watt	100 Watt

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Should you still have questions on choice between Pentium Gold G5420 and Athlon II X4 651, ask them in Comments section, and we shall answer.

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