Xeon Silver 4514Y vs L7455

Primary details

Comparing Xeon L7455 and Xeon Silver 4514Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2101	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Power efficiency	2.29	no data
Architecture codename	no data	Emerald Rapids (2023)
Release date	1 July 2008 (16 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	no data	$780

Detailed specifications

Xeon L7455 and Xeon Silver 4514Y 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	no data	16 (Hexadeca-Core)
Threads	no data	32
Base clock speed	2.13 GHz	2 GHz
Boost clock speed	no data	3.4 GHz
L1 cache	no data	80 KB (per core)
L2 cache	no data	2 MB (per core)
L3 cache	12 MB L2 Cache	30 MB (shared)
Chip lithography	45 nm	Intel 7 nm
Die size	no data	2x 763 mm2
Maximum core temperature	73 °C	no data
Maximum case temperature (TCase)	no data	79 °C
64 bit support	+	+
Windows 11 compatibility	-	no data
VID voltage range	0.9V-1.45V	no data

Compatibility

Information on Xeon L7455 and Xeon Silver 4514Y 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	no data	2
Socket	PGA604	FCLGA4677
Power consumption (TDP)	65 Watt	150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon L7455 and Xeon Silver 4514Y. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	-	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	-	+
Speed Shift	no data	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	-	no data
Demand Based Switching	+	no data
FSB parity	+	no data
Deep Learning Boost	-	+

Security technologies

Xeon L7455 and Xeon Silver 4514Y technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
SGX	no data	Yes with Intel® SPS
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon L7455 and Xeon Silver 4514Y are enumerated here.

VT-d	no data	+
VT-x	+	+
EPT	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon L7455 and Xeon Silver 4514Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR5-4400
Maximum memory size	no data	4 TB
Max memory channels	no data	8
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 L7455 and Xeon Silver 4514Y.

PCIe version	no data	5.0
PCI Express lanes	no data	80

Pros & cons summary

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Recency	1 July 2008	14 December 2023
Power consumption (TDP)	65 Watt	150 Watt

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Should you still have questions on choice between Xeon L7455 and Xeon Silver 4514Y, ask them in Comments section, and we shall answer.

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