Xeon Gold 6443N vs Ryzen Threadripper PRO 3975WX

Primary details

Comparing Ryzen Threadripper PRO 3975WX and Xeon Gold 6443N processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	69	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	AMD Ryzen Threadripper	no data
Power efficiency	13.30	no data
Architecture codename	Matisse (2019−2020)	no data
Release date	14 July 2020 (4 years ago)	1 July 2023 (1 year ago)

Detailed specifications

Ryzen Threadripper PRO 3975WX 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	32 (Dotriaconta-Core)	32 (Dotriaconta-Core)
Threads	64	64
Base clock speed	3.5 GHz	2 GHz
Boost clock speed	4.2 GHz	3.6 GHz
Multiplier	35	no data
L1 cache	64K (per core)	no data
L2 cache	512K (per core)	no data
L3 cache	128 MB	60 MB
Chip lithography	7 nm, 12 nm	Intel 7 nm
Die size	74 mm2	no data
Maximum core temperature	95 °C	81 °C
Maximum case temperature (TCase)	95 °C	no data
Number of transistors	3,800 million	no data
64 bit support	+	-
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on Ryzen Threadripper PRO 3975WX 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	1	no data
Socket	sWRX8	FCLGA4677
Power consumption (TDP)	280 Watt	195 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper PRO 3975WX and Xeon Gold 6443N. 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, AES, AVX, AVX2, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost 2, XFR 2	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
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 Threadripper PRO 3975WX and Xeon Gold 6443N 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 Threadripper PRO 3975WX and Xeon Gold 6443N 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 Threadripper PRO 3975WX and Xeon Gold 6443N. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5-4400
Maximum memory size	2 TiB	4 TB
Max memory channels	no data	8
Maximum memory bandwidth	204.8 GB/s	no data
ECC memory support	-	+

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper PRO 3975WX and Xeon Gold 6443N.

PCIe version	4.0	4
PCI Express lanes	128	64

Pros & cons summary

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Recency	14 July 2020	1 July 2023
Power consumption (TDP)	280 Watt	195 Watt

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Should you still have questions on choice between Ryzen Threadripper PRO 3975WX and Xeon Gold 6443N, ask them in Comments section, and we shall answer.

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