AMD Ryzen 5 8540U vs AMD Ryzen Z1

Comparative analysis of AMD Ryzen 5 8540U and AMD Ryzen Z1 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 5 8540U

AMD Ryzen Z1

Differences

Reasons to consider the AMD Ryzen 5 8540U

CPU is newer: launch date 7 month(s) later
1048576x more L2 cache, more data can be stored in the L2 cache for quick access later
1048576x more L3 cache, more data can be stored in the L3 cache for quick access later

Launch date	6 Dec 2023 vs May 2023
L2 cache	1 MB (per core) vs 1MB (per core)
L3 cache	16 MB (shared) vs 16MB (shared)

Reasons to consider the AMD Ryzen Z1

Around 87% lower typical power consumption: 15 Watt vs 28 Watt
Around 1% better performance in PassMark - Single thread mark: 3735 vs 3700
Around 2% better performance in PassMark - CPU mark: 18778 vs 18433

Specifications (specs)
Thermal Design Power (TDP)	15 Watt vs 28 Watt
Benchmarks
PassMark - Single thread mark	3735 vs 3700
PassMark - CPU mark	18778 vs 18433

Compare benchmarks

CPU 1: AMD Ryzen 5 8540U
CPU 2: AMD Ryzen Z1

PassMark - Single thread mark

CPU 1

CPU 2

3700

3735

PassMark - CPU mark

CPU 1

CPU 2

18433

18778

Name	AMD Ryzen 5 8540U	AMD Ryzen Z1
PassMark - Single thread mark	3700	3735
PassMark - CPU mark	18433	18778

Compare specifications (specs)

	AMD Ryzen 5 8540U	AMD Ryzen Z1
Essentials
Launch date	6 Dec 2023	May 2023
Place in performance rating	321	308
Performance
Base frequency	3.2 GHz	3.2 GHz
Die size	137 mm²
L1 cache	64 KB (per core)	64K (per core)
L2 cache	1 MB (per core)	1MB (per core)
L3 cache	16 MB (shared)	16MB (shared)
Manufacturing process technology	4 nm	4 nm
Maximum core temperature	100°C	100°C
Maximum frequency	4.9 GHz	4.9 GHz
Number of cores	6	6
Number of threads	12	12
Transistor count	20,900 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	DDR5-5600 MHz, Dual-channel
Compatibility
Configurable TDP	15-30 Watt	9-30 Watt
Max number of CPUs in a configuration	1	1
Sockets supported	FP7	FP8
Thermal Design Power (TDP)	28 Watt	15 Watt
Peripherals
PCIe configurations	Gen 4, 14 Lanes, (CPU only)	Gen 4, 20 Lanes, (CPU only)