EPYC 9645 vs Celeron 827E

Primary details

Comparing Celeron 827E and EPYC 9645 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	3186	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Celeron	no data
Power efficiency	1.28	no data
Architecture codename	Sandy Bridge (2011−2013)	Turin (2024)
Release date	no data	10 October 2024 (less than a year ago)
Launch price (MSRP)	$89	$11,048

Detailed specifications

Celeron 827E and EPYC 9645 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	1 (Single-Core)	96
Threads	1	192
Base clock speed	no data	2.3 GHz
Boost clock speed	1.4 GHz	3.7 GHz
Bus type	DMI 2.0	no data
Bus rate	4 × 5 GT/s	no data
Multiplier	14	no data
L1 cache	64 KB	80 KB (per core)
L2 cache	256 KB	1 MB (per core)
L3 cache	1.5 MB	256 MB (shared)
Chip lithography	32 nm	3 nm
Die size	131 mm2	no data
Number of transistors	504 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Celeron 827E and EPYC 9645 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)	2
Socket	no data	SP5
Power consumption (TDP)	17 Watt	320 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 827E and EPYC 9645. You'll probably need this information if you require some particular technology.

AES-NI	-	+
FMA	+	-
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Precision Boost 2	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 827E and EPYC 9645 are enumerated here.

AMD-V	-	+
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 827E and EPYC 9645. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066	DDR5
Maximum memory size	16 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21.335 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD Graphics (Sandy Bridge)

N/A

Peripherals

Specifications and connection of peripherals supported by Celeron 827E and EPYC 9645.

PCIe version	no data	5.0
PCI Express lanes	no data	128

Pros & cons summary

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Physical cores	1	96
Threads	1	192
Chip lithography	32 nm	3 nm
Power consumption (TDP)	17 Watt	320 Watt

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