AMD Ryzen 9 PRO 9955 vs AMD Ryzen AI Max 385
CPU · Specs Compare
General Parameters
Release Date
Jun 2026
Jan 2025
Manufacturer
AMD
AMD
Type
Server
Laptop
Core Architecture
Granite Ridge
Zen 5 (Strix Halo)
Integrated Graphics
Radeon Graphics
Radeon 8050S
Generation
Ryzen 9 (Zen 5 (Granite Ridge))
Ryzen AI Max (Zen 5 (Strix Halo))
Instruction Set
—
x86-64
Package
Transistor Count
16.63 billions
—
Manufacturing Process
4 nm
4 nm
Socket
AMD Socket AM5
FP11
Power Consumption
120 W
45-55 W
Peak Operating Temperature
95°C
100 °C
Foundry
TSMC
TSMC
Die Size
2x70.6 mm²
—
I/O Process Size
6 nm
6 nm
I/O Die Size
122 mm²
—
Package
FC-LGA1718
FC-BGA
Max Turbo Power Consumption
—
120 W
CPU Performance
Performance Core Base Frequency
3.4 GHz
3.6 GHz
Performance Core Turbo Frequency
5.4 GHz
5 GHz
Total Core Count
12
8
Total Thread Count
24
16
Bus Frequency
100 MHz
100 MHz
Multiplier
34.0
36
L1 Cache
80 KB per core
80 K per core
L2 Cache
1 MB per core
1 MB per core
L3 Cache
64 MB
32 MB shared
Unlocked Multiplier
No
No
SMP
1
1
Performance Cores
—
8
Performance Core Threads
—
16
Efficiency Cores
—
0
Memory Parameters
Memory Types
DDR5-5600
LPDDR5X-8000
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
256 GB/s
ECC Memory Support
Yes
No
Max Memory Size
—
128 GB
Miscellaneous
PCIe Version
5
4.0
PCIe Lanes
24
16
Graphics Card Parameters
Integrated Graphics
—
true
GPU Max Dynamic Frequency
—
2800 MHz
Shader Units
—
2048
Texture Units
—
128
Raster Operation Units
—
64
Execution Units
—
32
Power Consumption
—
45-120
AI Accelerator
NPU
—
AMD Ryzen™ AI
Theoretical performance
—
55 TOPS
Benchmark
Cinebench R23
—
2,150
Cinebench R23
—
28,876
Geekbench 6
—
2,892
Geekbench 6
—
17,206
Cinebench 2024
—
133
Cinebench 2024
—
1,688
▲ Specs Compare
Data sourced from official specifications and benchmark tests.