Ryzen 9 7900 vs Ryzen 3 PRO 4450U

VS

Aggregate performance score

Ryzen 3 PRO 4450U
2020
4 cores / 8 threads, 15 Watt
6.23
Ryzen 9 7900
2023
12 cores / 24 threads, 65 Watt
30.71
+393%

Ryzen 9 7900 outperforms Ryzen 3 PRO 4450U by a whopping 393% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 3 PRO 4450U and Ryzen 9 7900 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1083134
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data65.60
Market segmentLaptopDesktop processor
SeriesAMD Renoir (Ryzen 4000 APU)no data
Power efficiency39.3144.71
Architecture codenameRenoir PRO (Zen 2) (2020)Raphael (Zen4) (2022−2023)
Release date7 May 2020 (4 years ago)14 January 2023 (1 year ago)
Launch price (MSRP)no data$429

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 3 PRO 4450U and Ryzen 9 7900 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 cores4 (Quad-Core)12 (Dodeca-Core)
Threads824
Base clock speed2.4 GHz3.7 GHz
Boost clock speed3.7 GHz5.4 GHz
Multiplier25no data
L1 cache256 KB64K (per core)
L2 cache2 MB1 MB (per core)
L3 cache4 MB (shared)64 MB (shared)
Chip lithography7 nm5 nm
Die size156 mm22x 71 mm2
Maximum core temperature105 °C95 °C
Maximum case temperature (TCase)no data47 °C
Number of transistors9800 Million13,140 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Ryzen 3 PRO 4450U and Ryzen 9 7900 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 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 3 PRO 4450U and Ryzen 9 7900. You'll probably need this information if you require some particular technology.

Instruction set extensionsXFR, FMA3, SSE 4.2, AVX2, SMT5 nm, 0.650 - 1.475V
AES-NI++
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 3 PRO 4450U and Ryzen 9 7900 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 3 PRO 4450U and Ryzen 9 7900. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-4266DDR5-5200
Maximum memory size64 GBno data
Max memory channels4no data
Maximum memory bandwidth68.27 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon RX Vega 5 ( - 1400 MHz)AMD Radeon Graphics (Ryzen 7000) ( - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 3 PRO 4450U and Ryzen 9 7900.

PCIe version3.05.0
PCI Express lanesno data24

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.

Ryzen 3 PRO 4450U 6.23
Ryzen 9 7900 30.71
+393%

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.

Ryzen 3 PRO 4450U 9900
Ryzen 9 7900 48777
+393%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Ryzen 3 PRO 4450U 1299
Ryzen 9 7900 2859
+120%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Ryzen 3 PRO 4450U 3967
Ryzen 9 7900 16836
+324%

Geekbench 5.5 Multi-Core

Ryzen 3 PRO 4450U 3657
Ryzen 9 7900 17880
+389%

Gaming performance

Pros & cons summary


Performance score 6.23 30.71
Integrated graphics card 4.65 4.43
Recency 7 May 2020 14 January 2023
Physical cores 4 12
Threads 8 24
Chip lithography 7 nm 5 nm
Power consumption (TDP) 15 Watt 65 Watt

Ryzen 3 PRO 4450U has 5% faster integrated GPU, and 333.3% lower power consumption.

Ryzen 9 7900, on the other hand, has a 392.9% higher aggregate performance score, an age advantage of 2 years, 200% more physical cores and 200% more threads, and a 40% more advanced lithography process.

The Ryzen 9 7900 is our recommended choice as it beats the Ryzen 3 PRO 4450U in performance tests.

Be aware that Ryzen 3 PRO 4450U is a notebook processor while Ryzen 9 7900 is a desktop one.


Should you still have questions on choice between Ryzen 3 PRO 4450U and Ryzen 9 7900, ask them in Comments section, and we shall answer.

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AMD Ryzen 3 PRO 4450U
Ryzen 3 PRO 4450U
AMD Ryzen 9 7900
Ryzen 9 7900

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Community ratings

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Questions & comments

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