Xeon Gold 5420 vs Ryzen 9 7945HX

Primary details

Comparing Ryzen 9 7945HX and Xeon Gold 5420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	110	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Power efficiency	59.28	no data
Architecture codename	Dragon Range-HX (Zen 4) (2023−2024)	no data
Release date	4 January 2023 (1 year ago)	1 January 2023 (1 year ago)

Detailed specifications

Ryzen 9 7945HX and Xeon Gold 5420 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	16 (Hexadeca-Core)	28 (Octacosa-Core)
Threads	32	56
Base clock speed	2.5 GHz	2 GHz
Boost clock speed	5.4 GHz	4.1 GHz
L1 cache	64K (per core)	no data
L2 cache	1 MB (per core)	no data
L3 cache	64 MB (shared)	52.5 MB
Chip lithography	CCD = 5 nm, I/O = 6 nm	Intel 7 nm
Die size	2x 71 mm2	no data
Maximum core temperature	100 °C	84 °C
Number of transistors	13,140 million	no data
64 bit support	+	-
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on Ryzen 9 7945HX and Xeon Gold 5420 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	1	no data
Socket	FL1	FCLGA4677
Power consumption (TDP)	55 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 7945HX and Xeon Gold 5420. You'll probably need this information if you require some particular technology.

Instruction set extensions	MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
FMA	+	-
AVX	+	-
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	-	+
Precision Boost 2	+	no data
Deep Learning Boost	-	+

Security technologies

Ryzen 9 7945HX and Xeon Gold 5420 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 7945HX and Xeon Gold 5420 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 7945HX and Xeon Gold 5420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5	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

AMD Radeon 610M

no data

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 7945HX and Xeon Gold 5420.

PCIe version	5.0	5
PCI Express lanes	28	80

Pros & cons summary

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Physical cores	16	28
Threads	32	56
Power consumption (TDP)	55 Watt	205 Watt

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Should you still have questions on choice between Ryzen 9 7945HX and Xeon Gold 5420, ask them in Comments section, and we shall answer.

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