AMD Ryzen 9 3900XT vs Intel Core Ultra 9 285H
CPU · Specs Compare
General Parameters
Release Date
Jul 2020
Jan 2025
Manufacturer
AMD
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 2 (Matisse)
Arrow Lake
Integrated Graphics
No
Arc Graphics 140T
Processor Number
—
285H
Package
Transistor Count
3.8 billions
—
Manufacturing Process
7 nm
3 nm
Socket
AM4
FCBGA-2049
Power Consumption
105 W
35-45 W
Peak Operating Temperature
95°C
110 °C
Max Turbo Power Consumption
—
115 W
CPU Performance
Performance Cores
12
6
Performance Core Threads
24
6
Performance Core Base Frequency
3.8 GHz
2.9 GHz
Performance Core Turbo Frequency
4.7 GHz
5.4 GHz
Total Core Count
12
16
Total Thread Count
24
16
Bus Frequency
100 MHz
100 MHz
Multiplier
38x
29
L1 Cache
64 K per core
112 K per core
L2 Cache
512 K per core
2 MB per core
L3 Cache
64 MB shared
24 MB shared
Unlocked Multiplier
Yes
No
Efficiency Cores
—
10
Efficiency Core Threads
—
10
Efficiency Core Base Frequency
—
2.7 GHz
Efficiency Core Turbo Frequency
—
4.5 GHz
Memory Parameters
Memory Types
DDR4-3200
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
47.68 GB/s
102.4 GB/s
ECC Memory Support
Yes
No
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
24
28
Graphics Card Parameters
Integrated Graphics
—
true
GPU Base Frequency
—
300 MHz
GPU Max Dynamic Frequency
—
2350 MHz
Shader Units
—
1024
Texture Units
—
64
Raster Operation Units
—
32
Execution Units
—
8
Power Consumption
—
35
Benchmark
Cinebench R23
1,350
2,074
Cinebench R23
18,437
22,192
Geekbench 6
1,763
3,073
Geekbench 5
1,311
—
Geekbench 6
11,025
17,644
Geekbench 5
12,279
—
Blender
261
223
Passmark CPU
2,769
4,481
Passmark CPU
32,856
33,267
Cinebench 2024
—
129
Cinebench 2024
—
1,154
▲ Specs Compare
Data sourced from official specifications and benchmark tests.