Xeon Gold 6554S vs Gold 5420

Primary details

Comparing Xeon Gold 5420 and Xeon Gold 6554S processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Architecture codename	no data	Emerald Rapids
Release date	1 January 2023 (1 year ago)	1 October 2023 (less than a year ago)

Detailed specifications

Xeon Gold 5420 and Xeon Gold 6554S 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	28 (Octacosa-Core)	36
Threads	56	72
Base clock speed	2 GHz	2.2 GHz
Boost clock speed	4.1 GHz	4 GHz
L1 cache	no data	80 KB (per core)
L2 cache	no data	2 MB (per core)
L3 cache	52.5 MB	180 MB (shared)
Chip lithography	Intel 7 nm	Intel 7 nm
Die size	no data	2x 763 mm2
Maximum core temperature	84 °C	74 °C
Maximum case temperature (TCase)	no data	74 °C
64 bit support	-	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon Gold 5420 and Xeon Gold 6554S 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	FCLGA4677	FCLGA4677
Power consumption (TDP)	205 Watt	270 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 5420 and Xeon Gold 6554S. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	no data	+
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Status	Launched	Launched

Security technologies

Xeon Gold 5420 and Xeon Gold 6554S technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
SGX	Yes with Intel® SPS	Yes with Intel® SPS
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 5420 and Xeon Gold 6554S are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 5420 and Xeon Gold 6554S. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4400	DDR5 @ 5200 MT/s (1 DPC)
Maximum memory size	4 TB	4 TB
Max memory channels	8	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 Gold 5420 and Xeon Gold 6554S.

PCIe version	5	5.0
PCI Express lanes	80	80

Pros & cons summary

---

Recency	1 January 2023	1 October 2023
Physical cores	28	36
Threads	56	72
Power consumption (TDP)	205 Watt	270 Watt

---

Should you still have questions on choice between Xeon Gold 5420 and Xeon Gold 6554S, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---