Ryzen 9 7940HS vs EPYC 7443

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Aggregate performance score

EPYC 7443
2021
24 cores / 48 threads, 200 Watt
35.63
+86.5%
Ryzen 9 7940HS
2023
8 cores / 16 threads, 35 Watt
19.10

EPYC 7443 outperforms Ryzen 9 7940HS by an impressive 87% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7443 and Ryzen 9 7940HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking105309
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation15.95no data
Market segmentServerLaptop
SeriesAMD EPYCno data
Power efficiency16.8651.64
Architecture codenameMilan (2021−2023)Phoenix-HS (Zen 4) (2023)
Release date15 March 2021 (3 years ago)January 2023 (1 year ago)
Launch price (MSRP)$2,010no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 7443 and Ryzen 9 7940HS 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 cores24 (Tetracosa-Core)8 (Octa-Core)
Threads4816
Base clock speed2.85 GHz4 GHz
Boost clock speed4 GHz5.2 GHz
Multiplier28.5no data
L1 cache64 KB (per core)64K (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache128 MB (shared)16 MB (shared)
Chip lithography7 nm+4 nm
Die size4x 81 mm2178 mm2
Maximum core temperatureno data100 °C
Number of transistors16,600 million25,000 million
64 bit support++
Windows 11 compatibility++

Compatibility

Information on EPYC 7443 and Ryzen 9 7940HS 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 configuration21
SocketSP3FP8
Power consumption (TDP)200 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7443 and Ryzen 9 7940HS. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataRyzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI++
FMA-+
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7443 and Ryzen 9 7940HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7443 and Ryzen 9 7940HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5
Maximum memory size4 TiBno data
Maximum memory bandwidth204.795 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AAMD Radeon 780M ( - 2800 MHz)

Peripherals

Specifications and connection of peripherals supported by EPYC 7443 and Ryzen 9 7940HS.

PCIe version4.04.0
PCI Express lanes12820

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 7443 35.63
+86.5%
Ryzen 9 7940HS 19.10

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.

EPYC 7443 56601
+86.6%
Ryzen 9 7940HS 30333

Gaming performance

Pros & cons summary


Performance score 35.63 19.10
Physical cores 24 8
Threads 48 16
Chip lithography 7 nm 4 nm
Power consumption (TDP) 200 Watt 35 Watt

EPYC 7443 has a 86.5% higher aggregate performance score, and 200% more physical cores and 200% more threads.

Ryzen 9 7940HS, on the other hand, has a 75% more advanced lithography process, and 471.4% lower power consumption.

The EPYC 7443 is our recommended choice as it beats the Ryzen 9 7940HS in performance tests.

Be aware that EPYC 7443 is a server/workstation processor while Ryzen 9 7940HS is a notebook one.


Should you still have questions on choice between EPYC 7443 and Ryzen 9 7940HS, ask them in Comments section, and we shall answer.

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AMD EPYC 7443
EPYC 7443
AMD Ryzen 9 7940HS
Ryzen 9 7940HS

Similar processor comparisons

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

Here you can ask a question about EPYC 7443 or Ryzen 9 7940HS, agree or disagree with our judgements, or report an error or mismatch.