Xeon E-2478 vs Silver 4108

Primary details

Comparing Xeon Silver 4108 and Xeon E-2478 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1138	314
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.98	82.54
Market segment	Server	Server
Series	Intel Xeon Silver	no data
Power efficiency	6.25	22.21
Architecture codename	Skylake (server) (2017−2019)	Raptor Lake-S (2023−2024)
Release date	11 July 2017 (7 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	$417	$568

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E-2478 has 1280% better value for money than Xeon Silver 4108.

Detailed specifications

Xeon Silver 4108 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	8 (Octa-Core)	8 (Octa-Core)
Threads	16	16
Base clock speed	1.8 GHz	2.8 GHz
Boost clock speed	3 GHz	5.2 GHz
Bus rate	no data	16 GT/s
Multiplier	18	no data
L1 cache	512 KB	80 KB (per core)
L2 cache	8 MB	2 MB (per core)
L3 cache	11 MB	24 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	no data	257 mm2
Maximum core temperature	77 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Xeon Silver 4108 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	2 (Multiprocessor)	1
Socket	FCLGA3647	FCLGA1700
Power consumption (TDP)	85 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Silver 4108 and Xeon E-2478. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	2
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	no data	+
Thermal Monitoring	-	+
Turbo Boost Max 3.0	-	+

Security technologies

Xeon Silver 4108 and Xeon E-2478 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Silver 4108 and Xeon E-2478 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Silver 4108 and Xeon E-2478. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR5-4800
Maximum memory size	768 GB	128 GB
Max memory channels	6	2
Maximum memory bandwidth	115.212 GB/s	no data
ECC memory support	+	+

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 Silver 4108 and Xeon E-2478.

PCIe version	3.0	5
PCI Express lanes	48	16

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	5.72	19.13
Recency	11 July 2017	14 December 2023
Power consumption (TDP)	85 Watt	80 Watt

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Should you still have questions on choice between Xeon Silver 4108 and Xeon E-2478, ask them in Comments section, and we shall answer.

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