AMD Ryzen 7 PRO 8840U vs AMD Ryzen 9 5900X

Comparative analysis of AMD Ryzen 7 PRO 8840U and AMD Ryzen 9 5900X processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score.

AMD Ryzen 7 PRO 8840U

AMD Ryzen 9 5900X

Differences

Reasons to consider the AMD Ryzen 7 PRO 8840U

CPU is newer: launch date 3 year(s) 5 month(s) later
Around 6% higher clock speed: 5.1 GHz vs 4.8 GHz
Around 5% higher maximum core temperature: 100°C vs 95 °C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 4 nm vs 7 nm
Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
3.8x lower typical power consumption: 28 Watt vs 105 Watt
Around 7% better performance in PassMark - Single thread mark: 3700 vs 3470

Specifications (specs)
Launch date	16 Apr 2024 vs 5 Nov 2020
Maximum frequency	5.1 GHz vs 4.8 GHz
Maximum core temperature	100°C vs 95 °C
Manufacturing process technology	4 nm vs 7 nm
L2 cache	1 MB (per core) vs 6 MB
Thermal Design Power (TDP)	28 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark	3700 vs 3470

Reasons to consider the AMD Ryzen 9 5900X

Processor is unlocked, an unlocked multiplier allows for easier overclocking
4 more cores, run more applications at once: 12 vs 8
8 more threads: 24 vs 16
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
4x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 61% better performance in PassMark - CPU mark: 39083 vs 24216

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	12 vs 8
Number of threads	24 vs 16
L1 cache	768 KB vs 64 KB (per core)
L3 cache	64 MB vs 16 MB (shared)
Benchmarks
PassMark - CPU mark	39083 vs 24216

Compare benchmarks

CPU 1: AMD Ryzen 7 PRO 8840U
CPU 2: AMD Ryzen 9 5900X

PassMark - Single thread mark

CPU 1

CPU 2

3700

3470

PassMark - CPU mark

CPU 1

CPU 2

24216

39083

Name	AMD Ryzen 7 PRO 8840U	AMD Ryzen 9 5900X
PassMark - Single thread mark	3700	3470
PassMark - CPU mark	24216	39083
3DMark Fire Strike - Physics Score		10106

Compare specifications (specs)

	AMD Ryzen 7 PRO 8840U	AMD Ryzen 9 5900X
Essentials
Launch date	16 Apr 2024	5 Nov 2020
Place in performance rating	260	269
Architecture codename		Zen 3
Launch price (MSRP)		$549
OPN PIB		100-100000061WOF
OPN Tray		100-000000061
Vertical segment		Desktop
Performance
Base frequency	3.3 GHz	3.7 GHz
Die size	178 mm²
L1 cache	64 KB (per core)	768 KB
L2 cache	1 MB (per core)	6 MB
L3 cache	16 MB (shared)	64 MB
Manufacturing process technology	4 nm	7 nm
Maximum core temperature	100°C	95 °C
Maximum frequency	5.1 GHz	4.8 GHz
Number of cores	8	12
Number of threads	16	24
Transistor count	25,000 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	DDR4-3200
Max memory channels		2
Maximum memory bandwidth		47.68 GB/s
Maximum memory size		128 GB
Compatibility
Configurable TDP	15-30 Watt
Max number of CPUs in a configuration	1
Sockets supported	FP7	AM4
Thermal Design Power (TDP)	28 Watt	105 Watt
Peripherals
PCIe configurations	Gen 4, 20 Lanes, (CPU only)	1x16+x4, 2x8+x4, 1x8+2x4+x4
Max number of PCIe lanes		20
PCI Express revision		4.0
Advanced Technologies
AMD SenseMI
AMD StoreMI technology
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)