Ryzen 9 7900X vs Ryzen 7 4750U

Primary details

Comparing Ryzen 7 4750U and Ryzen 9 7900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated123
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
Power efficiencyno data18.11
Architecture codenameRenoir (2020−2023)Raphael (Zen4) (2022−2023)
Release date7 May 2020 (4 years ago)27 September 2022 (2 years ago)

Detailed specifications

Ryzen 7 4750U and Ryzen 9 7900X 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 cores8 (Octa-Core)12 (Dodeca-Core)
Threads1624
Base clock speed1.7 GHz4.7 GHz
Boost clock speed4.1 GHz5.6 GHz
L1 cache64K (per core)64K (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache8 MB (shared)64 MB (shared)
Chip lithography7 nm5 nm
Die size156 mm22x 70 (CCD) mm2 + 122 (I/O) mm2
Maximum core temperatureno data95 °C
Maximum case temperature (TCase)no data47 °C
Number of transistors9,800 millionCCD: 6,5 Mrd + IOD: 3,4 Mrd Million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Ryzen 7 4750U and Ryzen 9 7900X 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
SocketFP6AM5
Power consumption (TDP)15 Watt170 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 4750U and Ryzen 9 7900X. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data5 nm (CCD), 6 nm (I/O) nm, 0.650 - 1.475V
AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 4750U and Ryzen 9 7900X are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 4750U and Ryzen 9 7900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-4266DDR5-5200

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon RX Vega 8 (Ryzen 2000/3000)AMD Radeon Graphics (Ryzen 7000)

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 4750U and Ryzen 9 7900X.

PCIe version3.05.0
PCI Express lanesno data24

Pros & cons summary


Integrated graphics card 4.50 4.42
Recency 7 May 2020 27 September 2022
Physical cores 8 12
Threads 16 24
Chip lithography 7 nm 5 nm
Power consumption (TDP) 15 Watt 170 Watt

Ryzen 7 4750U has 1.8% faster integrated GPU, and 1033.3% lower power consumption.

Ryzen 9 7900X, on the other hand, has an age advantage of 2 years, 50% more physical cores and 50% more threads, and a 40% more advanced lithography process.

We couldn't decide between Ryzen 7 4750U and Ryzen 9 7900X. We've got no test results to judge.

Be aware that Ryzen 7 4750U is a notebook processor while Ryzen 9 7900X is a desktop one.


Should you still have questions on choice between Ryzen 7 4750U and Ryzen 9 7900X, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 4750U
Ryzen 7 4750U
AMD Ryzen 9 7900X
Ryzen 9 7900X

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Community ratings

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