Core Ultra 7 255U – laptop processor produced by Intel for socket FCBGA-2049 that has 12 cores and 14 threads. The base clock frequency of the CPU is 2000 MHz, but due to Turbo Boost technology, it can perform up to 5200 MHz. The size of the L3 cache is 12 MB. Please note that this chip has integrated graphics Arc Graphics (4-Cores).
Intel Core Ultra 7 255U
Cores:
12
L3 cache:
12MB (shared)
TDP:
12-15 W (max. boost up to 57 W)
Transistor size:
3 nm
Review
Single-Core Performance
72%
Multi-Core Performance
32%
Power Efficiency
80%
Integrated Graphics
52%
Quick Comparisons Final Score
57%
Test in Benchmarks
Performance test of Intel Core Ultra 7 255U in benchmarks
Cinebench
Reputable cross-platform benchmark for high-performance processors
Cinebench R23 (Single-Core)
1784
Cinebench R23 (Single-Core)
10024
Cinebench 2024 (Single)
107
Cinebench 2024 (Multi)
515
Cinebench Scores –
GeekBench v6
The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
2450
Geekbench 6 (Multi-Core)
10058
File compression
999.4 MB/sec
Clang compilation
75.6 Klines/sec
HTML 5 Browser
267.7 pages/sec
PDF Renderer
334.8 Mpixels/sec
Text processing
240.5 pages/sec
Background blur
46.6 images/sec
Photo processing
80.8 images/sec
Ray tracing
12 Mpixels/sec
PassMark
Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
3648
Passmark CPU (Multi-Core)
17821
Integer math
65.4 GOps/sec
Floating point math
45.8 GOps/sec
Find prime numbers
64M Primes/sec
Random string sorting
21.2M Strings/sec
Data encryption
12.2 GBytes/sec
Data compression
194.6 MBytes/sec
Physics
1153 Frames/sec
Extended instructions
10.7B Matrices/sec
Blender
Blender CPU
Performance Per Watt
Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt
34.3 PPW
Geekbench 6 Multi / Watt
670.5 PPW
Passmark CPU Mark / Watt
1188.1 PPW
Blender / Watt
Specifications
Core Ultra 7 255U technical specifications
General
Vendor
Intel
Released
January 6, 2025
Type
Laptop
Instruction Set
x86-64
Codename
Arrow Lake
Integrated GPU
Arc Graphics (4-Cores)
CPU
Performance Cores
P-Cores
2
P-Threads
4
Base Frequency (P)
2.0 GHz
Efficient Cores
E-Cores
10
E-Threads
10
Base Frequency (E)
1.7 GHz
Total
Total Cores
12
Total Threads
14
Multiplier
20x
L1 Cache
112K (per core)
L2 Cache
2MB (per core)
Unlocked Multiplier
No
Package
Transistors
Fabrication Process
3 nm
TDP (PL1)
12-15 W (configurable)
Max. Boost TDP (PL2)
57W
Socket
FCBGA-2049
Peak Temperature
110°C
iGPU
Integrated Graphics
52
GPU Base Clock
300 MHz
GPU Boost Clock
2100 MHz
Shading Units
512
TMUs
32
ROPs
16
Execution Units
64
TGP
14 W
iGPU FLOPS
2.2
Memory Support
Memory Types
– LPDDR5-8400 – LPDDR5x-8400 – DDR5-6400
Max. Memory Size
128 GB
Memory Channels
2
Max. Memory Bandwidth
ECC Support
No
Misc
Official Site
https://www.intel.com/content/www/us/en/products/sku/241860/intel-core-ultra-7-processor-255u-12m-cache-up-to-5-20-ghz/specifications.html
PCI Express Version
4.0
PCI Express Lanes
20
Technologies