Celeron B860E vs EPYC 7261

Primary details

Comparing EPYC 7261 and Celeron B860E processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	993	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	AMD EPYC	Intel Celeron
Power efficiency	3.91	no data
Architecture codename	Naples (2017−2018)	Sandy Bridge (2011−2013)
Release date	14 June 2018 (6 years ago)	no data (2024 years ago)

Detailed specifications

EPYC 7261 and Celeron B860E 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	8 (Octa-Core)	2 (Dual-core)
Threads	16	2
Base clock speed	2.5 GHz	no data
Boost clock speed	2.5 GHz	2.1 GHz
Bus type	no data	DMI 2.0
Bus rate	no data	4 × 5 GT/s
Multiplier	25	21
L1 cache	768 KB	128 KB
L2 cache	4 MB	512 KB
L3 cache	64 MB	2 MB
Chip lithography	14 nm	32 nm
Die size	213 mm2	131 mm2
Maximum case temperature (TCase)	81 °C	no data
Number of transistors	19200 Million	504 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on EPYC 7261 and Celeron B860E 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	2 (Multiprocessor)	1 (Uniprocessor)
Socket	SP3	no data
Power consumption (TDP)	155 W, 170 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7261 and Celeron B860E. You'll probably need this information if you require some particular technology.

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

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7261 and Celeron B860E are enumerated here.

AMD-V	+	-
VT-x	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7261 and Celeron B860E. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	no data
Maximum memory size	2 TiB	16 GB
Max memory channels	8	no data
Maximum memory bandwidth	170.671 GB/s	21.335 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel HD Graphics (Sandy Bridge)

Peripherals

Specifications and connection of peripherals supported by EPYC 7261 and Celeron B860E.

PCIe version	3.0	no data
PCI Express lanes	128	no data

Pros & cons summary

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Physical cores	8	2
Threads	16	2
Chip lithography	14 nm	32 nm
Power consumption (TDP)	155 Watt	35 Watt

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