Ryzen 9 7900X vs Ryzen 5 5500U

VS

Aggregate performance score

Ryzen 5 5500U
2021
6 cores / 12 threads, 25 Watt
8.19
Ryzen 9 7900X
2022
12 cores / 24 threads, 170 Watt
32.52
+297%

Ryzen 9 7900X outperforms Ryzen 5 5500U by a whopping 297% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 5 5500U and Ryzen 9 7900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking928124
Place by popularity19not in top-100
Market segmentLaptopDesktop processor
SeriesAMD Lucienne (Zen 2, Ryzen 5000)no data
Power efficiency31.0018.10
Architecture codenameLucienne-U (Zen 2) (2021)Raphael (Zen4) (2022−2023)
Release date12 January 2021 (3 years ago)27 September 2022 (2 years ago)

Detailed specifications

Ryzen 5 5500U 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 cores6 (Hexa-Core)12 (Dodeca-Core)
Threads1224
Base clock speed2.1 GHz4.7 GHz
Boost clock speed4 GHz5.6 GHz
Multiplier21no data
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 temperature105 °C95 °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 5 5500U 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)25 Watt170 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 5500U and Ryzen 9 7900X. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME5 nm (CCD), 6 nm (I/O) nm, 0.650 - 1.475V
AES-NI++
FMA+-
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 5500U and Ryzen 9 7900X are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 5500U and Ryzen 9 7900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5-5200
Maximum memory size64 GBno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon RX Vega 7 ( - 1800 MHz)AMD Radeon Graphics (Ryzen 7000)

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 5500U and Ryzen 9 7900X.

PCIe version3.05.0
PCI Express lanes1224

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 5 5500U 8.19
Ryzen 9 7900X 32.52
+297%

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 5 5500U 13016
Ryzen 9 7900X 51653
+297%

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 5 5500U 1287
Ryzen 9 7900X 2954
+130%

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 5 5500U 4528
Ryzen 9 7900X 17920
+296%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Ryzen 5 5500U 5313
Ryzen 9 7900X 8623
+62.3%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Ryzen 5 5500U 27437
Ryzen 9 7900X 68580
+150%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Ryzen 5 5500U 9185
Ryzen 9 7900X 21284
+132%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Ryzen 5 5500U 6.22
Ryzen 9 7900X 1.8
+246%

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Ryzen 5 5500U 11
Ryzen 9 7900X 55
+379%

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Ryzen 5 5500U 1247
Ryzen 9 7900X 4821
+287%

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Ryzen 5 5500U 177
Ryzen 9 7900X 323
+82.5%

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

Ryzen 5 5500U 1.99
Ryzen 9 7900X 3.83
+92.5%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Ryzen 5 5500U 4.3
Ryzen 9 7900X 14.8
+244%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

Ryzen 5 5500U 3945
Ryzen 9 7900X 17225
+337%

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Ryzen 5 5500U 45
Ryzen 9 7900X 241
+432%

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Ryzen 5 5500U 162
Ryzen 9 7900X 376
+132%

Geekbench 5.5 Multi-Core

Ryzen 5 5500U 5439
Ryzen 9 7900X 20668
+280%

Blender(-)

Ryzen 5 5500U 417
+293%
Ryzen 9 7900X 106

Geekbench 5.5 Single-Core

Ryzen 5 5500U 1108
Ryzen 9 7900X 2294
+107%

7-Zip Single

Ryzen 5 5500U 4324
Ryzen 9 7900X 8269
+91.2%

7-Zip

Ryzen 5 5500U 33768
Ryzen 9 7900X 127195
+277%

WebXPRT 3

Ryzen 5 5500U 206
Ryzen 9 7900X 383
+85.9%

CrossMark Overall

Ryzen 5 5500U 1049
Ryzen 9 7900X 2370
+126%

WebXPRT 4 Overall

Ryzen 5 5500U 156
Ryzen 9 7900X 305
+94.8%

Blender v3.3 Classroom CPU(-)

Ryzen 5 5500U 749
+351%
Ryzen 9 7900X 166

Gaming performance

Pros & cons summary


Performance score 8.19 32.52
Integrated graphics card 7.47 4.43
Recency 12 January 2021 27 September 2022
Physical cores 6 12
Threads 12 24
Chip lithography 7 nm 5 nm
Power consumption (TDP) 25 Watt 170 Watt

Ryzen 5 5500U has 68.6% faster integrated GPU, and 580% lower power consumption.

Ryzen 9 7900X, on the other hand, has a 297.1% higher aggregate performance score, an age advantage of 1 year, 100% more physical cores and 100% more threads, and a 40% more advanced lithography process.

The Ryzen 9 7900X is our recommended choice as it beats the Ryzen 5 5500U in performance tests.

Be aware that Ryzen 5 5500U is a notebook processor while Ryzen 9 7900X is a desktop one.


Should you still have questions on choice between Ryzen 5 5500U and Ryzen 9 7900X, 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 5 5500U
Ryzen 5 5500U
AMD Ryzen 9 7900X
Ryzen 9 7900X

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Community ratings

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