Ryzen 7 PRO 7840U vs Ryzen 5 PRO 4650U

VS

Aggregate performance score

Ryzen 5 PRO 4650U
2020
6 cores / 12 threads, 15 Watt
7.94
Ryzen 7 PRO 7840U
2023
8 cores / 16 threads, 28 Watt
15.51
+95.3%

Ryzen 7 PRO 7840U outperforms Ryzen 5 PRO 4650U by an impressive 95% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 5 PRO 4650U and Ryzen 7 PRO 7840U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking950449
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAMD Renoir (Ryzen 4000 APU)AMD Phoenix (Zen 4, Ryzen 7040)
Power efficiency50.0652.39
Architecture codenameRenoir-U PRO (Zen 2) (2020)Phoenix (Zen 4) (2023)
Release date7 May 2020 (4 years ago)3 May 2023 (1 year ago)

Detailed specifications

Ryzen 5 PRO 4650U and Ryzen 7 PRO 7840U 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)8 (Octa-Core)
Threads1216
Base clock speed2.1 GHz3.3 GHz
Boost clock speed4 GHz5.1 GHz
Bus typePCIe 3.0no data
Multiplier21no data
L1 cache64K (per core)512 KB
L2 cache512K (per core)8 MB
L3 cache8 MB (shared)16 MB
Chip lithography7 nm4 nm
Die size156 mm2178 mm2
Maximum core temperature105 °C100 °C
Number of transistors9,800 millionno data
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Ryzen 5 PRO 4650U and Ryzen 7 PRO 7840U 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 configuration1no data
SocketFP6no data
Power consumption (TDP)15 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 PRO 4650U and Ryzen 7 PRO 7840U. You'll probably need this information if you require some particular technology.

Instruction set extensionsPRO, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SMEno data
AES-NI+-
FMA+-
AVX+-

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 PRO 4650U and Ryzen 7 PRO 7840U are enumerated here.

AMD-V+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 PRO 4650U and Ryzen 7 PRO 7840U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4no data
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 6 (Ryzen 4000/5000) ( - 1500 MHz)AMD Radeon 780M ( - 2700 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 PRO 4650U and Ryzen 7 PRO 7840U.

PCIe version3.0no data

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 PRO 4650U 7.94
Ryzen 7 PRO 7840U 15.51
+95.3%

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 PRO 4650U 12617
Ryzen 7 PRO 7840U 24639
+95.3%

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 PRO 4650U 1313
Ryzen 7 PRO 7840U 2149
+63.7%

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 PRO 4650U 4594
Ryzen 7 PRO 7840U 9514
+107%

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 PRO 4650U 1161
Ryzen 7 PRO 7840U 2218
+91%

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 PRO 4650U 175
Ryzen 7 PRO 7840U 265
+51.4%

Geekbench 5.5 Multi-Core

Ryzen 5 PRO 4650U 4649
Ryzen 7 PRO 7840U 9968
+114%

Blender(-)

Ryzen 5 PRO 4650U 429
+80.8%
Ryzen 7 PRO 7840U 237

Geekbench 5.5 Single-Core

Ryzen 5 PRO 4650U 1071
Ryzen 7 PRO 7840U 1853
+73%

7-Zip Single

Ryzen 5 PRO 4650U 4223
Ryzen 7 PRO 7840U 5900
+39.7%

7-Zip

Ryzen 5 PRO 4650U 31980
Ryzen 7 PRO 7840U 58386
+82.6%

WebXPRT 3

Ryzen 5 PRO 4650U 186
Ryzen 7 PRO 7840U 283
+52.2%

Gaming performance

Pros & cons summary


Performance score 7.94 15.51
Integrated graphics card 6.04 18.32
Recency 7 May 2020 3 May 2023
Physical cores 6 8
Threads 12 16
Chip lithography 7 nm 4 nm
Power consumption (TDP) 15 Watt 28 Watt

Ryzen 5 PRO 4650U has 86.7% lower power consumption.

Ryzen 7 PRO 7840U, on the other hand, has a 95.3% higher aggregate performance score, 203.3% faster integrated GPU, an age advantage of 2 years, 33.3% more physical cores and 33.3% more threads, and a 75% more advanced lithography process.

The Ryzen 7 PRO 7840U is our recommended choice as it beats the Ryzen 5 PRO 4650U in performance tests.


Should you still have questions on choice between Ryzen 5 PRO 4650U and Ryzen 7 PRO 7840U, ask them in Comments section, and we shall answer.

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AMD Ryzen 5 PRO 4650U
Ryzen 5 PRO 4650U
AMD Ryzen 7 PRO 7840U
Ryzen 7 PRO 7840U

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Community ratings

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Questions & comments

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