Intel Core i9 13950HX vs i9 12950HX

We compared two laptop CPUs: the 2.2 GHz Intel Core i9 13950HX with 24-cores against the 2.3 GHz i9 12950HX with 16-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 12950HX and 13950HX
Advantages of Intel Core i9 13950HX
  • Newer - released 8-months later
  • Has 8 more physical cores
  • Has 6144 KB larger L3 cache size
  • Around 12.8 GB/s (17%) higher theoretical memory bandwidth
  • 21% faster in a single-core Geekbench v6 test - 2740 vs 2271 points
  • 10% higher Turbo Boost frequency (5.5 GHz vs 5 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench R23

Reputable cross-platform benchmark for high-performance processors
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
File compression 1390 MB/sec 1140 MB/sec
Clang compilation 155.9 Klines/sec 116.4 Klines/sec
HTML 5 Browser 446.1 pages/sec 353.9 pages/sec
PDF Renderer 464 Mpixels/sec 418.1 Mpixels/sec
Text processing 259.6 pages/sec 239.2 pages/sec
Background blur 56.7 images/sec 39.5 images/sec
Photo processing 139.5 images/sec 115.2 images/sec
Ray tracing 35.1 Mpixels/sec 25.4 Mpixels/sec
Sources: GeekBench [1], [2]


Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 158.5 GOps/sec 114 GOps/sec
Floating point math 114.4 GOps/sec 83.8 GOps/sec
Find prime numbers 224M Primes/sec 141M Primes/sec
Random string sorting 64.1M Strings/sec 43.5M Strings/sec
Data encryption 33.5 GBytes/sec 22.2 GBytes/sec
Data compression 555.9 MBytes/sec 382.8 MBytes/sec
Physics 2932 Frames/sec 2164 Frames/sec
Extended instructions 32.4B Matrices/sec 22.9B Matrices/sec
Sources: PassMark [3], [4]


Full technical specification of Intel Core i9 13950HX and i9 12950HX


Vendor Intel Intel
Released January 3, 2023 May 10, 2022
Type Laptop Laptop
instruction set x86-64 x86-64
Codename Raptor Lake Alder Lake
Model number i9-13950HX i9-12950HX
Integrated GPU UHD Graphics (32EU) UHD Graphics (32EU)


Performance Cores
P-Cores 8 8
P-Threads 16 16
Base Frequency (P) 2.2 GHz 2.3 GHz
Turbo Boost Frequency (P) 5.5 GHz 5 GHz
Efficient Cores
E-Cores 16 8
E-Threads 16 8
Base Frequency (E) 1.6 GHz 1.7 GHz
Turbo Boost Frequency (E) 4 GHz 3.6 GHz
Total Cores 24 16
Total Threads 32 24
Bus Frequency 100 MHz 100 MHz
Multiplier 22x 23x
L1 Cache 80K (per core) 80K (per core)
L2 Cache 2MB (per core) 1280K (per core)
L3 Cache 36MB (shared) 30MB (shared)
Unlocked Multiplier Yes Yes


Fabrication process 10 nm 10 nm
TDP (PL1) 45-55 W (configurable) 45-55 W (configurable)
Max. Boost TDP (PL2) 157 W 157 W
Socket BGA-1964 BGA-1964
Peak temperature 100°C 100°C


Integrated Graphics Intel UHD Graphics (32EU) Intel UHD Graphics (32EU)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1650 MHz 1550 MHz
Shading Units 256 256
TMUs 16 16
ROPs 8 8
Execution Units 32 32
TGP 45 W 45 W

Memory Support

Memory types - DDR5-5600
- DDR4-3200
- DDR5-4800
- DDR4-3200
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 89.6 GB/s 76.8 GB/s
ECC Support Yes Yes


Official site Intel Core i9 13950HX official page Intel Core i9 12950HX official page
PCI Express Version 5.0 5.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
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Total votes: 10


So which CPU will you choose: Intel Core i9 12950HX or i9 13950HX?