Xeon Platinum 8444H vs EPYC 7773X

Primary details

Comparing EPYC 7773X and Xeon Platinum 8444H processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	16	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	16.88	no data
Market segment	Server	Server
Architecture codename	Milan-X (2022)	Sapphire Rapids
Release date	22 March 2022 (2 years ago)	10 January 2023 (1 year ago)
Current price	$1950	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

EPYC 7773X and Xeon Platinum 8444H 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	64 (Tetrahexaconta-Core)	16 (Hexadeca-Core)
Threads	128	32
Base clock speed	2.2 GHz	2.9 GHz
Boost clock speed	3.5 GHz	4 GHz
L1 cache	64K (per core)	80K (per core)
L2 cache	512K (per core)	2 MB (per core)
L3 cache	768 MB (shared)	45 MB
Chip lithography	7 nm	Intel 7 nm
Die size	8x 81 mm2	4x 477 mm2
Maximum core temperature	no data	72 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	33,200 million	no data
64 bit support	-	+
Unlocked multiplier	No	No

Compatibility

Information on EPYC 7773X and Xeon Platinum 8444H 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	8
Socket	SP3	FCLGA4677
Power consumption (TDP)	280 Watt	270 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7773X and Xeon Platinum 8444H. 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)	no data	+
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	no data	+
Status	no data	Launched

Security technologies

EPYC 7773X and Xeon Platinum 8444H 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 EPYC 7773X and Xeon Platinum 8444H are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7773X and Xeon Platinum 8444H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5-4800, DDR5-4400
Maximum memory size	no data	4 TB
Max memory channels	no data	8
ECC memory support	no data	+

Peripherals

Specifications and connection of peripherals supported by EPYC 7773X and Xeon Platinum 8444H.

PCIe version	4.0	5.0
PCI Express lanes	128	80

Pros & cons summary

---

Recency	22 March 2022	10 January 2023
Physical cores	64	16
Threads	128	32
Power consumption (TDP)	280 Watt	270 Watt

---

Should you still have questions on choice between EPYC 7773X and Xeon Platinum 8444H, 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.

---