Xeon Gold 5520+ vs Gold 6448Y

Primary details

Comparing Xeon Gold 6448Y and Xeon Gold 5520+ processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	68	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Architecture codename	Sapphire Rapids	Emerald Rapids
Release date	10 January 2023 (1 year ago)	14 December 2023 (less than a year ago)

Detailed specifications

Xeon Gold 6448Y and Xeon Gold 5520+ 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	32 (Dotriaconta-Core)	28 (Octacosa-Core)
Threads	64	56
Base clock speed	2.1 GHz	2.2 GHz
Boost clock speed	4.1 GHz	4 GHz
L1 cache	80K (per core)	80 KB (per core)
L2 cache	2 MB (per core)	2 MB (per core)
L3 cache	60 MB	52.5 MB (shared)
Chip lithography	10 nm	10 nm
Die size	no data	2x 763 mm2
Maximum case temperature (TCase)	79 °C	85 °C
64 bit support	+	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon Gold 6448Y and Xeon Gold 5520+ 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	2
Socket	4677	4677
Power consumption (TDP)	225 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6448Y and Xeon Gold 5520+. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
TSX	+	+

Security technologies

Xeon Gold 6448Y and Xeon Gold 5520+ technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 6448Y and Xeon Gold 5520+ are enumerated here.

VT-d	+	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6448Y and Xeon Gold 5520+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800	DDR5
ECC memory support	+	no data

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 Gold 6448Y and Xeon Gold 5520+.

PCIe version	5.0	5.0
PCI Express lanes	80	80

Pros & cons summary

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Recency	10 January 2023	14 December 2023
Physical cores	32	28
Threads	64	56
Power consumption (TDP)	225 Watt	205 Watt

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Should you still have questions on choice between Xeon Gold 6448Y and Xeon Gold 5520+, ask them in Comments section, and we shall answer.

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