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Key specs
Cores
14
Threads
20
Boost Clock
5 GHz
TDP
35-45 W (configurable)
Socket
BGA-1744
Process
10 nm
Benchmarks
Rating
55
Perf.
55
iGPU
48
Energy
50
Cinebench 2024 Single-Core
107
Cinebench 2024 Multi-Core
984
TDP
35-45 W
Cache L3
24MB
Cinebench 2024 (Single)
107
Cinebench 2024 (Multi)
984
Geekbench 6 (Single-Core)
2397
Geekbench 6 (Multi-Core)
11,964
Passmark CPU (Single-Core)
3644
Passmark CPU (Multi-Core)
26,596
Blender CPU
210.35
iGPU FLOPS
2.2 TFLOPS
GeekBench v6
File compression
898.1 MB/sec
Clang compilation
97.6 Klines/sec
HTML 5 Browser
270 pages/sec
PDF Renderer
325.3 Mpixels/sec
Text processing
248.3 pages/sec
Background blur
52.7 images/sec
Photo processing
94.2 images/sec
Ray tracing
23.8 Mpixels/sec
PassMark
Integer math
91.3 GOps/sec
Floating point math
66 GOps/sec
Find prime numbers
104M Primes/sec
Random string sorting
34.4M Strings/sec
Data encryption
18 GBytes/sec
Data compression
308.2 MBytes/sec
Physics
1700 Frames/sec
Extended instructions
18.4B Matrices/sec
Performance Per Watt
Cinebench 2024 / Watt
21.9 PPW
Geekbench 6 Multi / Watt
265.9 PPW
Passmark CPU Mark / Watt
591 PPW
Blender / Watt
4.67 PPW
General
Vendor
Intel
Released
January 4, 2022
Type
Laptop
Instruction Set
x86-64
Codename
Alder Lake
Model number
i9-12900H
Integrated GPU
Iris Xe Graphics (96EU)
AMD Equivalent
- AMD Ryzen 9 6900HS
Successor
- Intel Core Ultra 9 288V
CPU
P-Cores
6
P-Threads
12
Base Frequency (P)
2.5 GHz
Turbo Boost Frequency (P)
5 GHz
E-Cores
8
E-Threads
8
Base Frequency (E)
1.8 GHz
Turbo Boost Frequency (E)
3.8 GHz
Total Cores
14
Total Threads
20
Bus Frequency
100 MHz
Multiplier
25x
L1 Cache
80K (per core)
L2 Cache
1280K (per core)
L3 Cache
24MB (shared)
Unlocked Multiplier
No
Package
Fabrication Process
10 nm
TDP (PL1)
35-45 W (configurable)
Max. Boost TDP (PL2)
115 W
Socket
BGA-1744
Peak Temperature
100°C
iGPU
Integrated Graphics
Intel Iris Xe Graphics (96EU)
GPU Base Clock
300 MHz
GPU Boost Clock
1450 MHz
Shading Units
768
TMUs
48
ROPs
24
Execution Units
96
TGP
15 W
Memory Support
Memory Types
- DDR5-4800 / - DDR4-3200 / - LPDDR5-5200 / - LPDDR4x-4267
Max. Memory Size
64 GB
Memory Channels
2
ECC Support
No
Misc
Official Site
Intel Core i9 12900H official page
PCI Express Version
4.0
PCI Express Lanes
28
Technologies
- Compute: ABM, ADX, BMI1, BMI2, CLMUL, F16C, SHA - Performance: EIST, TBT 2.0, TBT 3.0, TSX - Virtualization: VT-d, VT-x - Security: RDRAND, TXT, XD bit