Ryzen 9 7840HX vs Ryzen 5 3500U

Primary details

Comparing Ryzen 5 3500U and Ryzen 9 7840HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1342	not rated
Place by popularity	36	not in top-100
Market segment	Laptop	Laptop
Series	AMD Ryzen 5	AMD Dragon Range (Zen 4, Ryzen 7045)
Power efficiency	27.60	no data
Architecture codename	Picasso-U (Zen+) (2019−2020)	Dragon Range-HX (Zen 4) (2023−2024)
Release date	6 January 2019 (5 years ago)	17 January 2024 (less than a year ago)

Detailed specifications

Ryzen 5 3500U and Ryzen 9 7840HX 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 cores	4 (Quad-Core)	12 (Dodeca-Core)
Threads	8	24
Base clock speed	2.1 GHz	2.9 GHz
Boost clock speed	3.7 GHz	5.1 GHz
Bus type	PCIe 3.0	no data
Multiplier	21	no data
L1 cache	128K (per core)	768 KB
L2 cache	512K (per core)	12 MB
L3 cache	4 MB (shared)	64 MB
Chip lithography	12 nm	5 nm
Die size	209.78 mm2	no data
Maximum core temperature	105 °C	100 °C
Number of transistors	4940 Million	9900 Million
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Ryzen 5 3500U and Ryzen 9 7840HX 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 configuration	1 (Uniprocessor)	no data
Socket	FP5	FL1
Power consumption (TDP)	15 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 3500U and Ryzen 9 7840HX. You'll probably need this information if you require some particular technology.

Instruction set extensions	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, SME	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	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 3500U and Ryzen 9 7840HX are enumerated here.

AMD-V

+

-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 3500U and Ryzen 9 7840HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	38.397 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare

AMD Radeon RX Vega 8 (Ryzen 2000/3000)

AMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 3500U and Ryzen 9 7840HX.

PCIe version	3.0	no data
PCI Express lanes	12	no data

Pros & cons summary

---

Integrated graphics card	4.50	2.85
Recency	6 January 2019	17 January 2024
Physical cores	4	12
Threads	8	24
Chip lithography	12 nm	5 nm
Power consumption (TDP)	15 Watt	55 Watt

---

Should you still have questions on choice between Ryzen 5 3500U and Ryzen 9 7840HX, 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.

---