Xeon E-2478 vs E5-4667 v4

Primary details

Comparing Xeon E5-4667 v4 and Xeon E-2478 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	595	313
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.20	82.67
Market segment	Server	Server
Series	Intel Xeon E5	no data
Power efficiency	8.97	22.22
Architecture codename	Broadwell (2015−2019)	Raptor Lake-S (2023−2024)
Release date	20 June 2016 (8 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	$5,729	$568

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E-2478 has 6789% better value for money than Xeon E5-4667 v4.

Detailed specifications

Xeon E5-4667 v4 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	18 (Octadeca-Core)	8 (Octa-Core)
Threads	36	16
Base clock speed	2.2 GHz	2.8 GHz
Boost clock speed	3 GHz	5.2 GHz
Bus type	QPI	no data
Bus rate	2 × 9.6 GT/s	16 GT/s
Multiplier	22	no data
L1 cache	no data	80 KB (per core)
L2 cache	4.5 MB	2 MB (per core)
L3 cache	45 MB	24 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	456.12 mm2	257 mm2
Maximum core temperature	87 °C	100 °C
Number of transistors	7200 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E5-4667 v4 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	4 (Multiprocessor)	1
Socket	FCLGA2011	FCLGA1700
Power consumption (TDP)	135 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-4667 v4 and Xeon E-2478. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	2
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	-	no data
PAE	46 Bit	no data
Turbo Boost Max 3.0	no data	+

Security technologies

Xeon E5-4667 v4 and Xeon E-2478 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-4667 v4 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 E5-4667 v4 and Xeon E-2478. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5-4800
Maximum memory size	1.5 TB	128 GB
Max memory channels	4	2
Maximum memory bandwidth	68 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 E5-4667 v4 and Xeon E-2478.

PCIe version	3.0	5
PCI Express lanes	40	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	12.79	18.78
Recency	20 June 2016	14 December 2023
Physical cores	18	8
Threads	36	16
Power consumption (TDP)	135 Watt	80 Watt

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Should you still have questions on choice between Xeon E5-4667 v4 and Xeon E-2478, ask them in Comments section, and we shall answer.

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