EPYC 9634 vs Celeron N4020

Primary details

Comparing Celeron N4020 and EPYC 9634 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2492	10
Place by popularity	94	not in top-100
Cost-effectiveness evaluation	no data	2.11
Market segment	Laptop	Server
Series	Intel Gemini Lake	AMD EPYC
Power efficiency	15.30	22.18
Architecture codename	Gemini Lake Refresh (2019)	Genoa (2022−2023)
Release date	4 November 2019 (5 years ago)	10 November 2022 (2 years ago)
Launch price (MSRP)	no data	$10,304

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Celeron N4020 and EPYC 9634 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)	84
Threads	2	168
Base clock speed	1.1 GHz	2.25 GHz
Boost clock speed	2.8 GHz	3.7 GHz
Bus rate	15 MHz	no data
Multiplier	no data	22.5
L1 cache	no data	64K (per core)
L2 cache	4 MB	1 MB (per core)
L3 cache	4 MB	384 MB (shared)
Chip lithography	14 nm	5 nm, 6 nm
Die size	no data	12x 72 mm2
Maximum core temperature	105 °C	no data
Number of transistors	no data	78,840 million
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Celeron N4020 and EPYC 9634 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	2
Socket	FCBGA1090	SP5
Power consumption (TDP)	6 Watt	290 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron N4020 and EPYC 9634. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	-	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Smart Response	-	no data
GPIO	+	no data
Turbo Boost Max 3.0	-	no data
Precision Boost 2	no data	+

Security technologies

Celeron N4020 and EPYC 9634 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron N4020 and EPYC 9634 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 Celeron N4020 and EPYC 9634. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5-4800
Maximum memory size	8 GB	6 TiB
Max memory channels	2	no data
Maximum memory bandwidth	no data	460.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 600	no data
Max video memory	8 GB	no data
Quick Sync Video	+	-
Graphics max frequency	650 MHz	no data
Execution Units	12	no data

Graphics interfaces

Available interfaces and connections of Celeron N4020 and EPYC 9634 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
MIPI-DSI	+	no data

Graphics image quality

Maximum display resolutions supported by Celeron N4020 and EPYC 9634 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2160@30Hz	no data
Max resolution over eDP	4096x2160@60Hz	no data
Max resolution over DisplayPort	4096x2160@60Hz	no data

Graphics API support

APIs supported by Celeron N4020 and EPYC 9634 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.4	no data

Peripherals

Specifications and connection of peripherals supported by Celeron N4020 and EPYC 9634.

PCIe version	2.0	5.0
PCI Express lanes	6	128
USB revision	2.0/3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Number of USB ports	8	no data
Integrated LAN	-	no data
UART	+	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.

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Pros & cons summary

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Performance score	0.97	67.96
Recency	4 November 2019	10 November 2022
Physical cores	2	84
Threads	2	168
Chip lithography	14 nm	5 nm
Power consumption (TDP)	6 Watt	290 Watt

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Should you still have questions on choice between Celeron N4020 and EPYC 9634, ask them in Comments section, and we shall answer.

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