AMD Ryzen 7 7840U vs AMD Ryzen 7 7840H

Comparative analysis of AMD Ryzen 7 7840U and AMD Ryzen 7 7840H processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD Ryzen 7 7840U

AMD Ryzen 7 7840H

Differences

Reasons to consider the AMD Ryzen 7 7840U

CPU is newer: launch date 3 month(s) later
Around 25% lower typical power consumption: 28 Watt vs 35 Watt

Launch date	May 2023 vs Jan 2023
Thermal Design Power (TDP)	28 Watt vs 35 Watt

Reasons to consider the AMD Ryzen 7 7840H

Around 4% better performance in PassMark - Single thread mark: 3735 vs 3592
Around 14% better performance in PassMark - CPU mark: 28469 vs 25025

Benchmarks
PassMark - Single thread mark	3735 vs 3592
PassMark - CPU mark	28469 vs 25025

Compare benchmarks

CPU 1: AMD Ryzen 7 7840U
CPU 2: AMD Ryzen 7 7840H

PassMark - Single thread mark

CPU 1

CPU 2

3592

3735

PassMark - CPU mark

CPU 1

CPU 2

25025

28469

Name	AMD Ryzen 7 7840U	AMD Ryzen 7 7840H
PassMark - Single thread mark	3592	3735
PassMark - CPU mark	25025	28469

Compare specifications (specs)

	AMD Ryzen 7 7840U	AMD Ryzen 7 7840H
Essentials
Launch date	May 2023	Jan 2023
Place in performance rating	234	184
Performance
Base frequency	3.3 GHz	3.8 GHz
Die size	178 mm²	178 mm²
L1 cache	64K (per core)	64K (per core)
L2 cache	1MB (per core)	1MB (per core)
L3 cache	16MB (shared)	16MB (shared)
Manufacturing process technology	4 nm	4 nm
Maximum core temperature	100°C	100°C
Maximum frequency	5.1 GHz	5.1 GHz
Number of cores	8	8
Number of threads	16	16
Transistor count	25,000 million	25,000 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5-5600 MHz, Dual-channel	DDR5-5600 MHz, Dual-channel
Compatibility
Configurable TDP	15-30 Watt	35-54 Watt
Max number of CPUs in a configuration	1	1
Sockets supported	FP8	FP8
Thermal Design Power (TDP)	28 Watt	35 Watt
Peripherals
PCIe configurations	Gen 4, 20 Lanes, (CPU only)	Gen 4, 20 Lanes, (CPU only)