Intel Core i9 12900T vs AMD Ryzen 9 7945HX
CPU · Specs Compare
General Parameters
Release Date
Jan 2022
Jan 2023
Manufacturer
Intel
AMD
Type
Desktop
Laptop
Core Architecture
Alder Lake-S
Zen 4 (Dragon Range)
Integrated Graphics
UHD Graphics 770
Radeon 610M
Generation
Core i9 (Alder Lake-S)
—
Instruction Set
—
x86-64
Package
Manufacturing Process
10 nm
5 nm
Socket
Intel Socket 1700
FL1
Power Consumption
35 W
55-75 W
Peak Operating Temperature
72 °C
100°C
Foundry
Intel
—
Die Size
215 mm²
—
Package
FC-LGA16A
—
Transistor Count
—
13.1 billions
CPU Performance
Performance Cores
8
16
Performance Core Threads
16
32
Performance Core Base Frequency
1.4 GHz
2.5 GHz
Performance Core Turbo Frequency
4.9 GHz
5.4 GHz
Efficiency Cores
8
—
Efficiency Core Threads
8
—
Efficiency Core Base Frequency
1000 MHz
—
Efficiency Core Turbo Frequency
3.6 GHz
—
Total Core Count
16
16
Total Thread Count
24
32
Bus Frequency
100 MHz
100 MHz
Multiplier
14.0
25x
L1 Cache
80 KB per core
64 K per core
L2 Cache
1.25 MB per core
1 MB per core
L3 Cache
30 MB shared
64 MB shared
Unlocked Multiplier
Yes
Yes
SMP
1
—
Memory Parameters
Memory Types
DDR4-3200, DDR5-4800
DDR5-5200
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
83.2 GB/s
ECC Memory Support
No
No
Max Memory Size
—
64 GB
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
1500 MHz
GPU Max Dynamic Frequency
1550 MHz
2200 MHz
Execution Units
32
2
Shader Units
—
128
Texture Units
—
8
Raster Operation Units
—
4
Power Consumption
—
15 W
Miscellaneous
PCIe Version
5
5.0
PCIe Lanes
20
28
Benchmark
Cinebench R23
1,865
1,950
Cinebench R23
22,804
33,542
Geekbench 6
2,362
2,906
Geekbench 6
12,384
19,413
Blender
153
544
Geekbench 5
—
2,095
Geekbench 5
—
19,488
Cinebench 2024
—
114
Cinebench 2024
—
1,669
Passmark CPU
—
4,076
Passmark CPU
—
55,213
▲ Specs Compare
Data sourced from official specifications and benchmark tests.