AMD Ryzen 9 7940HX vs AMD Ryzen 9 3900XT
CPU · Specs Compare
General Parameters
Release Date
Jan 2024
Jul 2020
Manufacturer
AMD
AMD
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Dragon Range
Zen 2 (Matisse)
Integrated Graphics
Radeon 610M
No
Generation
Ryzen 9 (Zen 4 (Dragon Range))
—
Package
Transistor Count
13.14 billions
3.8 billions
Manufacturing Process
5 nm
7 nm
Socket
AMD Socket FL1
AM4
Power Consumption
55 W
105 W
Peak Operating Temperature
100°C
95°C
Foundry
TSMC
—
Die Size
2x71 mm²
—
I/O Process Size
6 nm
—
I/O Die Size
122 mm²
—
Package
µFC-BGAFL1
—
CPU Performance
Performance Cores
16
12
Performance Core Threads
32
24
Performance Core Base Frequency
2.4 GHz
3.8 GHz
Performance Core Turbo Frequency
5.2 GHz
4.7 GHz
Total Core Count
16
12
Total Thread Count
32
24
Bus Frequency
100 MHz
100 MHz
Multiplier
24.0
38x
L1 Cache
64 KB per core
64 K per core
L2 Cache
1 MB per core
512 K per core
L3 Cache
64 MB shared
64 MB shared
Unlocked Multiplier
Yes
Yes
SMP
1
—
Memory Parameters
Memory Types
DDR5-5200
DDR4-3200
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
83.2 GB/s
47.68 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
—
GPU Base Frequency
400 MHz
—
GPU Max Dynamic Frequency
2200 MHz
—
Shader Units
128
—
Texture Units
8
—
Raster Operation Units
4
—
Execution Units
2
—
Power Consumption
15 W
—
Miscellaneous
PCIe Version
5
4.0
PCIe Lanes
28
24
Benchmark
Cinebench R23
1,864
1,350
Cinebench R23
33,370
18,437
Geekbench 6
2,688
1,763
Geekbench 6
15,655
11,025
Blender
575
261
Geekbench 5
—
1,311
Geekbench 5
—
12,279
Passmark CPU
—
2,769
Passmark CPU
—
32,856
▲ Specs Compare
Data sourced from official specifications and benchmark tests.