Intel Core Ultra 7 255HX vs AMD Ryzen 9 8940HX

Compared 2 processors: Intel Core Ultra 7 255HX, vs AMD Ryzen 9 8940HX. Below are specs, tests, pros and cons for each device

Review

Key Specs Intel Core Ultra 7 255HX and AMD Ryzen 9 8940HX
Single-Thread Perf.
Single-Core Benchmark Score
Multi-Thread Perf.
Multi-Core Benchmark Score
Energy Efficiency
Chip Power Efficiency
Integrated Graphics
iGPU Performance in Games & 3D
NanoReview Score
Overall score by NanoReview

Tests & specs

Specs & test comparison

Benchmarks

CPU performance comparison across tasks
Cinebench R23
Cinebench R23 (Single-Core)
Intel Core Ultra 7 255HX
2031
AMD Ryzen 9 8940HX
1810
Cinebench R23 (Multi-Core)
Intel Core Ultra 7 255HX
25602
AMD Ryzen 9 8940HX
29604
Cinebench 2024
Cinebench 2024 (Single-Core)
Intel Core Ultra 7 255HX
132
AMD Ryzen 9 8940HX
112
Cinebench 2024 (Single-Core)
Intel Core Ultra 7 255HX
1591
AMD Ryzen 9 8940HX
1629
GeekBench v6
Geekbench 6 (Single-Core)
Intel Core Ultra 7 255HX
2901
AMD Ryzen 9 8940HX
2708
Geekbench 6 (Multi-Core)
Intel Core Ultra 7 255HX
17597
AMD Ryzen 9 8940HX
15317
File Compression1270 MB/s1250 MB/s
Clang Compilation187.3 KLines/s178.9 KLines/s
HTML5 Browser337.9 pages/s262.1 pages/s
PDF Rendering488.3 MP/sec430 MP/sec
Text Processing336.6 pages/s255 pages/s
Background Blur72.7 frames/s55.9 frames/s
Photo Processing121.8 frames/s94.7 frames/s
Ray Tracing39.7 MP/sec39.9 MP/sec

Performance/Watt

Points per watt of PL1 TDP
Geekbench 6 Multi / W 319.9 PPW 278.5 PPW
Cinebench 2024 / W 28.9 PPW 29.6 PPW

General Info

Manufacturer Intel AMD
Announced January, 6, 2025 April, 1, 2025
Type Laptop use Laptop use
Architecture x86-64 x86-64
Codename Arrow Lake Zen 4 (Dragon Range)
Model number 255HX n/a
Integrated GPU Arc Graphics (4-Cores) Radeon 610M

Processor

Performance cores
Cores 8 16
Threads 8 32
Frequency 2.4 GHz 2.4 GHz
Max Frequency (Turbo) 5.2 GHz 5.3 GHz
Efficiency cores
Cores12n/a
Threads12n/a
Frequency1.8 GHzn/a
Max Frequency (Turbo)4.5 GHzn/a
General
Cores count2016
Threads count2032
Bus frequency100 MHz100 MHz
Multiplier24x24
L1 cache112 KB/core64 KB/core
L2 cache2000 KB/core1000 KB/core
L3 Cache30 MB total64 MB total
Unlocked multiplierYesYes

Package

Process tech. 3 nm 5 nm
Power (TDP) 45-55 W 55 W
Max TDP (Boost) 160 W 75 W
Socket FCBGA-2114 FL1
Critical temp. 105 °C 100 °C

Memory Support

Memory Type DDR5-6400 DDR5-5200
Max Size 192 GB 64 GB
Channels 2 2
ECC support Yes No

Other

PCIe Version 5.0 5.0
Max PCIe Lanes 24 28
Tech n/a - Compute: AVX-512, BMI1, BMI2, F16C, SHA
- Performance: Precision Boost 2, SMT
- Virtualization: AMD-V
- Security: EVP, NX-Bit, SMAP, SMEP

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

Which CPU would you pick?
7 (53.85%)
6 (46.15%)
Total Votes: 13

User comments

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