AMD Ryzen 9 5900X vs Ryzen 9 4900HS

We compared two CPUs: the 3.7 GHz AMD Ryzen 9 5900X (desktop) with 12-cores against the 3.0 GHz Ryzen 9 4900HS (laptop) with 8-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 4900HS and 5900X
Advantages of AMD Ryzen 9 5900X
  • Has 56 MB larger L3 cache size
  • Supports up to 128 GB DDR4-3200 RAM
  • Unlocked multiplier
  • Has 4 more physical cores
  • 40% faster in a single-core Geekbench v5 test - 1644 vs 1172 points
  • Newer - released 7-months later
  • Newer PCI Express version – 4.0
  • 12% higher Turbo Boost frequency (4.8 GHz vs 4.3 GHz)
Advantages of AMD Ryzen 9 4900HS
  • Consumes up to 67% less energy than the Ryzen 9 5900X – 35 vs 105 Watt
  • Around 20.59 GB/s (43%) higher theoretical memory bandwidth
  • More than 15° C higher critical temperature
  • Includes an integrated GPU Radeon Vega 8

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
1556
Cinebench R23 (Multi-Core)
20544
Passmark CPU (Single-Core)
3467
Passmark CPU (Multi-Core)
39295
Geekbench 5 (Single-Core)
1636
Geekbench 5 (Multi-Core)
14112
By purchasing through links on this site, we may receive a commission from Amazon. This does not affect our assessment methodology.

Specifications

Full technical specification of AMD Ryzen 9 5900X and Ryzen 9 4900HS

General

Vendor AMD AMD
Released October 8, 2020 March 16, 2020
Type Desktop Laptop
instruction set x86-64 x86-64
Codename Vermeer Zen 2
Socket AM4 FP6
Integrated GPU No Radeon Vega 8

Performance

Cores 12 8
Threads 24 16
Base Frequency 3.7 GHz 3.0 GHz
Turbo Boost Frequency 4.8 GHz 4.3 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 37x 30x
L1 Cache 64K (per core) -
L2 Cache 512K (per core) 512K (per core)
L3 Cache 64MB (shared) 8MB (shared)
Unlocked Multiplier Yes No

Power

Fabrication process 7 nm 7 nm
TDP 105 W 35 W
Max. temperature 90°C 105°C

iGPU

Integrated Graphics - Radeon Vega 8
GPU Boost Clock - 1750 MHz
Shading Units - 512
TMUs - 32
ROPs - 8
TGP - 15 W

Memory support

Memory types DDR4-3200 DDR4-3200, LPDDR4X-4266
Memory Size 128 GB 32 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 47.68 GB/s 68.27 GB/s
ECC Support Yes Yes

Misc

Official site AMD Ryzen 9 5900X official page AMD Ryzen 9 4900HS official page
PCI Express Version 4.0 3.0
PCI Express Lanes 20 16

Cast your vote

Choose between two processors
5 (100%)
0 (0%)
Total votes: 5

Comments

So which CPU will you choose: AMD Ryzen 9 4900HS or Ryzen 9 5900X?
Promotion