AMD EPYC 7H12 vs Ryzen Threadripper PRO 3975WX

General info

Comparing EPYC 7H12 and Ryzen Threadripper PRO 3975WX processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rating	1	26
Place by popularity	26	no data
Value for money	7.76	8.90
Market segment	Server	Desktop processor
Series	AMD EPYC	AMD Ryzen Threadripper
Architecture codename	Zen 2 (2019−2020)	Matisse (2019−2020)
Release date	18 September 2019 (3 years ago)	14 July 2020 (2 years ago)
Current price	$5000	$3635

Technical specs

EPYC 7H12 and Ryzen Threadripper PRO 3975WX 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)	32 (Dotriaconta-Core)
Threads	128	64
Base clock speed	2.6 GHz	3.5 GHz
Boost clock speed	3.3 GHz	4.2 GHz
L1 cache	96K (per core)	64K (per core)
L2 cache	512K (per core)	512K (per core)
L3 cache	256 MB (shared)	128 MB
Chip lithography	7 nm, 14 nm	7 nm
Die size	192 mm2	74 mm2
Maximum core temperature	no data	95 °C
Maximum case temperature (TCase)	no data	95 °C
Number of transistors	4,800 million	3,800 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	+

Compatibility

Information on EPYC 7H12 and Ryzen Threadripper PRO 3975WX 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 (Multiprocessor)	1
Socket	TR4	sWRX8
Thermal design power (TDP)	280 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7H12 and Ryzen Threadripper PRO 3975WX. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	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
AES-NI	+	+
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7H12 and Ryzen Threadripper PRO 3975WX are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7H12 and Ryzen Threadripper PRO 3975WX. Depending on the motherboards, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR4-3200
Maximum memory size	4 TiB	2 TiB
Max memory channels	8	no data
Maximum memory bandwidth	204.763 GB/s	126.38 GB/s
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by EPYC 7H12 and Ryzen Threadripper PRO 3975WX.

PCIe version

no data

4.0

Benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Overall score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Advantages and disadvantages

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Performance rating	100.00	62.37
Novelty	18 September 2019	14 July 2020
Boost clock speed	3300	4200
Base clock speed	2600	3500

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Should you still have questions on choice between EPYC 7H12 and Ryzen Threadripper PRO 3975WX, ask them in Comments section, and we shall answer.

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