Ryzen 9 7940HS vs Ryzen Threadripper 1977X

Primary details

Comparing Ryzen Threadripper 1977X and Ryzen 9 7940HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated301
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Power efficiencyno data51.70
Architecture codenameZen (2017−2020)Phoenix-HS (Zen 4) (2023)
Release dateno data (2024 years ago)January 2023 (1 year ago)

Detailed specifications

Ryzen Threadripper 1977X 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 cores14 (Tetradeca-Core)8 (Octa-Core)
Threadsno data16
Base clock speedno data4 GHz
Boost clock speed3.5 GHz5.2 GHz
L1 cache128 KB (per core)64K (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache32768 KB16 MB (shared)
Chip lithography14 nm4 nm
Die sizeno data178 mm2
Maximum core temperatureno data100 °C
Number of transistorsno data25,000 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Ryzen Threadripper 1977X 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 configuration11
SocketSP3r2FP8
Power consumption (TDP)155 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper 1977X 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 Ryzen Threadripper 1977X and Ryzen 9 7940HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper 1977X and Ryzen 9 7940HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 780M

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper 1977X and Ryzen 9 7940HS.

PCIe versionno data4.0
PCI Express lanesno data20

Pros & cons summary


Physical cores 14 8
Chip lithography 14 nm 4 nm
Power consumption (TDP) 155 Watt 35 Watt

Ryzen Threadripper 1977X has 75% more physical cores.

Ryzen 9 7940HS, on the other hand, has a 250% more advanced lithography process, and 342.9% lower power consumption.

We couldn't decide between Ryzen Threadripper 1977X and Ryzen 9 7940HS. We've got no test results to judge.

Note that Ryzen Threadripper 1977X is a desktop processor while Ryzen 9 7940HS is a notebook one.


Should you still have questions on choice between Ryzen Threadripper 1977X and Ryzen 9 7940HS, 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.


AMD Ryzen Threadripper 1977X
Ryzen Threadripper 1977X
AMD Ryzen 9 7940HS
Ryzen 9 7940HS

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


No user ratings yet.

Rate Ryzen Threadripper 1977X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.4 992 votes

Rate Ryzen 9 7940HS on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Ryzen Threadripper 1977X or Ryzen 9 7940HS, agree or disagree with our judgements, or report an error or mismatch.