EPYC 9455 vs Xeon 7140N

Primary details

Comparing Xeon 7140N and EPYC 9455 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Architecture codename	Tulsa (2006)	Turin (2024)
Release date	August 2006 (18 years ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$5,412

Detailed specifications

Xeon 7140N and EPYC 9455 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)	48 (Octatetraconta-Core)
Threads	4	96
Base clock speed	3.33 GHz	3.15 GHz
Boost clock speed	3.33 GHz	4.4 GHz
L1 cache	0 KB	80 KB (per core)
L2 cache	1 MB	1 MB (per core)
L3 cache	16 MB	192 MB (shared)
Chip lithography	65 nm	4 nm
Die size	435 mm2	6x 70.6 mm2
Maximum core temperature	69 °C	no data
Number of transistors	1328 million	49,890 million
64 bit support	+	+
Windows 11 compatibility	-	no data
VID voltage range	1.1V-1.35V	no data

Compatibility

Information on Xeon 7140N and EPYC 9455 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	PPGA604	SP5
Power consumption (TDP)	150 Watt	300 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon 7140N and EPYC 9455. You'll probably need this information if you require some particular technology.

AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data
FSB parity	+	no data
Precision Boost 2	no data	+

Security technologies

Xeon 7140N and EPYC 9455 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon 7140N and EPYC 9455 are enumerated here.

AMD-V	-	+
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon 7140N and EPYC 9455. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR2

DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon 7140N and EPYC 9455.

PCIe version	no data	5.0
PCI Express lanes	no data	128

Pros & cons summary

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Physical cores	2	48
Threads	4	96
Chip lithography	65 nm	4 nm
Power consumption (TDP)	150 Watt	300 Watt

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