Xeon Gold 6443N vs Platinum 8353H

Primary details

Comparing Xeon Platinum 8353H and Xeon Gold 6443N 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	Cooper Lake-SP (2021)	no data
Release date	6 April 2021 (3 years ago)	1 July 2023 (1 year ago)

Detailed specifications

Xeon Platinum 8353H and Xeon Gold 6443N 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	18 (Octadeca-Core)	32 (Dotriaconta-Core)
Threads	36	64
Base clock speed	2.5 GHz	2 GHz
Boost clock speed	3.8 GHz	3.6 GHz
L1 cache	64K (per core)	no data
L2 cache	1 MB (per core)	no data
L3 cache	24.75 MB (shared)	60 MB
Chip lithography	14 nm	Intel 7 nm
Maximum core temperature	no data	81 °C
64 bit support	+	-
Windows 11 compatibility	-	no data
Unlocked multiplier	No	No

Compatibility

Information on Xeon Platinum 8353H and Xeon Gold 6443N 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	8	no data
Socket	FCLGA4189	FCLGA4677
Power consumption (TDP)	150 Watt	195 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8353H and Xeon Gold 6443N. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon Platinum 8353H and Xeon Gold 6443N 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 Platinum 8353H and Xeon Gold 6443N are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8353H and Xeon Gold 6443N. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 RDIMM	DDR5-4400
Maximum memory size	1.12 TB	4 TB
Max memory channels	6	8
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8353H and Xeon Gold 6443N.

PCIe version	3.0	4
PCI Express lanes	48	64

Pros & cons summary

---

Recency	6 April 2021	1 July 2023
Physical cores	18	32
Threads	36	64
Power consumption (TDP)	150 Watt	195 Watt

---

Should you still have questions on choice between Xeon Platinum 8353H and Xeon Gold 6443N, 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.

---