Xeon E-2478 vs Ryzen 9 7900X3D

Primary details

Comparing Ryzen 9 7900X3D and Xeon E-2478 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	110	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	98.94	no data
Market segment	Desktop processor	Server
Series	AMD Ryzen 9	no data
Architecture codename	Raphael	Raptor Lake-S
Release date	4 January 2023 (1 year ago)	14 December 2023 (less than a year ago)
Current price	$339	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 9 7900X3D and Xeon E-2478 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	12 (Dodeca-Core)	8 (Octa-Core)
Threads	24	16
Base clock speed	4.4 GHz	2.8 GHz
Boost clock speed	5.6 GHz	5.2 GHz
L1 cache	768 KB	80 KB (per core)
L2 cache	12 MB	2 MB (per core)
L3 cache	128 MB (shared)	24 MB (shared)
Chip lithography	5 nm, 6 nm	Intel 7 nm
Die size	71+71+122 mm	257 mm2
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	47 °C	no data
Number of transistors	13,140 million	no data
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	Yes	No

Compatibility

Information on Ryzen 9 7900X3D and Xeon E-2478 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	AM5	FCLGA1700
Power consumption (TDP)	120 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 7900X3D and Xeon E-2478. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	2
Hyper-Threading Technology	no data	+
TSX	no data	-
Idle States	no data	+
Thermal Monitoring	no data	+
Turbo Boost Max 3.0	no data	+
Status	no data	Launched

Security technologies

Ryzen 9 7900X3D and Xeon E-2478 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+
Secure Key	no data	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 7900X3D and Xeon E-2478 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 Ryzen 9 7900X3D and Xeon E-2478. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-5200	DDR5-4800
Maximum memory size	128 GB	128 GB
Max memory channels	no data	2
ECC memory support	no data	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon Graphics

N/A

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 7900X3D and Xeon E-2478.

PCIe version	5.0	5
PCI Express lanes	24	20

Pros & cons summary

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Recency	4 January 2023	14 December 2023
Physical cores	12	8
Threads	24	16
Power consumption (TDP)	120 Watt	80 Watt

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Should you still have questions on choice between Ryzen 9 7900X3D and Xeon E-2478, ask them in Comments section, and we shall answer.

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