Intel Core i9 12900H vs Apple M1 Ultra

We compared two CPUs: the 2.5 GHz Intel Core i9 12900H (laptop) with 14-cores against the 3.2 GHz Apple M1 Ultra (desktop) with 20-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between Ultra and 12900H
Advantages of Apple M1 Ultra
  • More modern manufacturing process – 5 versus 10 nanometers
  • Supports up to 128 GB LPDDR5-6400 RAM
  • Has 6 more physical cores

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
1920
1516
Cinebench R23 (Multi-Core)
M1 Ultra +43%
23879
Passmark CPU (Single-Core)
M1 Ultra +1%
3899
Passmark CPU (Multi-Core)
M1 Ultra +41%
41109
Geekbench 5 (Single-Core)
1853
1788
Geekbench 5 (Multi-Core)
M1 Ultra +85%
23732
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Specifications

Full technical specification of Intel Core i9 12900H and Apple M1 Ultra

General

Vendor Intel Apple
Released January 4, 2022 March 8, 2022
Type Laptop Desktop
instruction set x86-64 ARMv8
Codename Alder Lake Apple M1
Model number i9-12900H APL1106/APL1W06
Integrated GPU Iris Xe Graphics (96EU) Apple M1 Ultra GPU (64-core)

CPU

Performance Cores
P-Cores 6 16
P-Threads 12 16
Base Frequency (P) 2.5 GHz 3.2 GHz
Turbo Boost Frequency (P) 5 GHz -
Efficient Cores
E-Cores 8 4
E-Threads 8 4
Base Frequency (E) 1.8 GHz 2.1 GHz
Turbo Boost Frequency (E) 3.8 GHz -
Total
Total Cores 14 20
Total Threads 20 20
Bus Frequency 100 MHz -
Multiplier 25x -
L1 Cache 80K (per core) 192K (per core)
L2 Cache 1280K (per core) 48MB (shared)
L3 Cache 24MB (shared) -
Unlocked Multiplier No No

Package

Transistors - 114 billions
Fabrication process 10 nm 5 nm
Socket BGA-1744 Apple M-Socket
TDP 35-45 W (configurable) 60 W
Max. Boost TDP 115 W -
Peak temperature 100°C -

iGPU

Integrated Graphics Intel Iris Xe Graphics (96EU) Apple M1 Ultra GPU (64-core)
GPU Base Clock 300 MHz 450 MHz
GPU Boost Clock 1450 MHz 1296 MHz
Shading Units 768 8192
TMUs 48 512
ROPs 24 256
Execution Units 96 -
TGP 15 W 120 W
Max. Resolution - 6016x3384 - 60 Hz
iGPU FLOPS
1.69 TFLOPS
20.8 TFLOPS

Memory Support

Memory types DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267 LPDDR5-6400
Memory Size 64 GB 128 GB
Max. Memory Channels 2 16
Max. Memory Bandwidth - 800 GB/s
ECC Support No No

Misc

Official site Intel Core i9 12900H official page -
PCI Express Version 4.0 -
PCI Express Lanes 28 -

Cast your vote

Choose between two processors
102 (25.9%)
292 (74.1%)
Total votes: 394

Comments

So which CPU will you choose: Apple M1 Ultra or Intel Core i9 12900H?