EPYC 7443 vs EPYC 7H12

Place in performance ranking	39	83
Place by popularity	not in top-100	not in top-100
Value for money	22.31	9.31
Market segment	Server	Server
Series	AMD EPYC	AMD EPYC
Architecture codename	Zen 2 (2019−2020)	Milan (2021)
Release date	18 September 2019 (4 years ago)	15 March 2021 (3 years ago)
Launch price (MSRP)	no data	$2,010
Current price	$1970	$3528 (1.8x MSRP)

Value for money

Performance per price, higher is better.

EPYC 7H12 has 140% better value for money than EPYC 7443.

Technical specs

EPYC 7H12 and EPYC 7443 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)	24 (Tetracosa-Core)
Threads	128	48
Base clock speed	2.6 GHz	2.85 GHz
Boost clock speed	3.3 GHz	4 GHz
L1 cache	96K (per core)	64 KB (per core)
L2 cache	512K (per core)	512 KB (per core)
L3 cache	256 MB (shared)	128 MB (shared)
Chip lithography	7 nm, 14 nm	7 nm+
Die size	192 mm²	4x 81 mm²
Number of transistors	4,800 million	16,600 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	Yes	Yes

Compatibility

Information on EPYC 7H12 and EPYC 7443 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)	2
Socket	TR4	SP3
Power consumption (TDP)	280 Watt	200 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7H12 and EPYC 7443. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7H12 and EPYC 7443 are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7H12 and EPYC 7443. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR4-3200
Maximum memory size	4 TiB	4 TiB
Max memory channels	8	no data
Maximum memory bandwidth	204.763 GB/s	204.795 GB/s
ECC memory support	+	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by EPYC 7H12 and EPYC 7443.

PCIe version	no data	4.0
PCI Express lanes	no data	128

Synthetic benchmark performance

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

Combined synthetic benchmark 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.

EPYC 7H12 45.03
+24.6%

EPYC 7443 36.15

EPYC 7H12 outperforms EPYC 7443 by 25% based on our aggregated benchmark results.

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Benchmark coverage: 68%

EPYC 7H12 69633
+24.6%

EPYC 7443 55901

EPYC 7H12 outperforms EPYC 7443 by 25% in Passmark.