Intel Core Ultra 7 255H vs AMD Ryzen AI Max PRO 390
The Ryzen AI Max PRO 390 has 3% better performance than the Core Ultra 7 255H for the 3DMark 11 Performance Physics benchmark.
We do not have any performance per dollar data for the Core Ultra 7 255H and the Ryzen AI Max PRO 390 for the 3DMark 11 Performance Physics benchmark.
Summary
About the Intel Core Ultra 7 255H CPU
The Intel Core Ultra 7 255H is a 16-core (16-thread) processor built for the mobile CPU market. The Ultra 7 255H is compatible with FCBGA2049 motherboards and is fabricated on a 5 nm manufacturing process.
Memory and Cache
In terms of cache, the Core Ultra 7 255H has a L3 cache with a capacity of 24 MB, providing a shared resource to the CPU's cores.
Cores and Clock Speeds
The Core Ultra 7 255H features 16 total cores which can process 16 threads simultaneously. The multi-threading capability allows the CPU to execute multiple computational tasks in parallel. The 16 cores consist of 6 P-Cores and 10 E-Cores. P-Cores are designed for high-performance tasks and E-Cores are intended for efficiency and lighter tasks. The base clock speed of the CPU is 4400.0 MHz, and it can boost up to 5100.0 MHz under heavy workloads. Higher clock speeds result in better performance for the same microarchitecture.
Integrated Graphics
The Core Ultra 7 255H does not include an integrated graphics solution. A dedicated graphics card will be required if you require a monitor with your computer.
Benchmark Performance
The Core Ultra 7 255H has the 77th best 3DMark 11 Performance Physics score among the 766 benchmarked CPUs in our database. It achieves 55.42% of the performance of the best benchmarked CPU, the AMD Ryzen 9 9950X.
About the AMD Ryzen AI Max PRO 390 CPU
The AMD Ryzen AI Max PRO 390 is a 12-core (24-thread) processor built for the mobile CPU market. It launched in Q1 2025. It is part of AMD's Ryzen AI Max lineup, which is based on the Zen 5 microarchitecture. The AI Max PRO 390 is compatible with AMD Socket FP11 motherboards and is fabricated on TSMC's 4 nm manufacturing process. It features the Radeon 8050S integrated graphics solution.
Memory and Cache
The Ryzen AI Max PRO 390 supports DDR5 memory and features a quad-channel memory controller, allowing it to utilize 4 memory modules simultaneously. In terms of cache, the Ryzen AI Max PRO 390 has multiple levels of cache. Its L1 cache, which is the smallest and fastest, is 80 KB in size, providing rapid access to crucial instructions. Its L2 cache, at 1 MB, is larger but slower than the L1. Its L3 cache, a shared resource among the CPU's cores, has a capacity of 64 MB.
Cores and Clock Speeds
The Ryzen AI Max PRO 390 features 12 total cores which can process 24 threads simultaneously. The multi-threading capability allows the CPU to execute multiple computational tasks in parallel. The base clock speed of the CPU is 3.2 GHz, and it can boost up to 5.0 GHz under heavy workloads. Higher clock speeds result in better performance for the same microarchitecture. The multiplier is locked, making it incapable of overclocking for pushing performance further.
Integrated Graphics
The Ryzen AI Max PRO 390 includes an integrated graphics solution called Radeon 8050S. This graphics processor is directly integrated into the CPU and is not as powerful as a dedicated graphics card. While integrated graphics can handle basic tasks like web browsing and office applications, it is not suitable for more demanding activities such as gaming or video editing, where a dedicated graphics card offers superior performance.
Benchmark Performance
The Ryzen AI Max PRO 390 has the 74th best 3DMark 11 Performance Physics score among the 766 benchmarked CPUs in our database. It achieves 57.28% of the performance of the best benchmarked CPU, the AMD Ryzen 9 9950X.
General Info
General overview of the CPU, including details like its manufacturer, release date, launch price, and current production status.
| Info | Core Ultra 7 255H | Ryzen AI Max PRO 390 |
|---|---|---|
| Manufacturer | Intel | AMD |
| Series | -- | Ryzen AI Max |
| Market Segment | Mobile | Mobile |
| Release Date | -- | Q1 2025 |
| Production Status | -- | Active |
| Shop | Check Price | Check Price |
Benchmark Performance
The Ryzen AI Max PRO 390 has 3% better performance than the Core Ultra 7 255H for the 3DMark 11 Performance Physics benchmark.
The Core Ultra 7 255H is ranked 77th with a score of 21,209, and the Ryzen AI Max PRO 390 is ranked 74th with a score of 21,922.
We do not have any performance per dollar data for the Core Ultra 7 255H and the Ryzen AI Max PRO 390 for the 3DMark 11 Performance Physics benchmark.
Relative Performance
The average score in the benchmark test can be compared to similar CPUs to assess relative performance. Generally, powerful CPUs tend to have higher scores.
| CPU | Benchmark Performance | |
|---|---|---|
| Ryzen 9 7845HX | 22,073 | +4% |
| Core i7-12800H | 22,022 | +4% |
| Core i5-13450HX | 21,982 | +4% |
| Ryzen AI Max PRO 390 | 21,922 | +3% |
| Core 7 240H | 21,914 | +3% |
| Core i7-12700H | 21,706 | +2% |
| Core Ultra 7 255H | 21,209 | |
| Ryzen 7 7840S | 20,801 | -2% |
| Ryzen 5 7645HX | 20,726 | -2% |
| Ryzen AI 9 HX 370 | 20,686 | -2% |
Relative Value For Money
The average performance per dollar in the benchmark test can be compared to similar CPUs to assess relative value. A higher score implies a better value for your money.
| CPU | Performance Per Dollar | ||
|---|---|---|---|
| Our database does not have enough data to compare the benchmark performance per dollar with other CPUs. | |||
Benchmark Scores
This table showcases the average performance scores achieved by both CPUs across industry-standard benchmark tests. These scores provide a valuable insight into overall performance. Powerful CPUs tend to have higher scores.
- Popular
| Benchmark | Core Ultra 7 255H | Ryzen AI Max PRO 390 |
|---|---|---|
| 3DMark 11 Performance Physics | 21,209 | 21,922 (+3.36%) |
| 3DMark Time Spy CPU | 11,660 (+20.37%) | 9,687 |
| Cinebench R15 Multi-Core | 2,835 | 3,918 (+38.2%) |
| Cinebench R15 Single-Core | 317 (+4.62%) | 303 |
Technical Specs
Manufacturing Details
Information about the CPU's manufacturing like its foundry, process size, and transistor count.
| Spec | Core Ultra 7 255H | Ryzen AI Max PRO 390 |
|---|---|---|
| Manufacturer | Intel | AMD |
| Foundry | -- | TSMC |
| Process Size | 5 nm | 4 nm |
Architecture
CPU architecture specs like its memory channels, memory support, and microarchitecture. Newer CPU architectures can minimize bottlenecks and improve execution efficiency using more advanced techniques.
| Spec | Core Ultra 7 255H | Ryzen AI Max PRO 390 |
|---|---|---|
| Series | -- | Ryzen AI Max |
| Microarchitecture | -- | Zen 5 |
| Codename | -- | Strix Halo |
| Memory Support | -- | DDR5 |
| Memory Channels | -- | Quad-channel |
| ECC Memory | -- | Yes |
Cores & Clock Speeds
Processing power information like its cores and clock speed. These specs impact how fast they can handle instructions and tasks. These have a strong impact on the CPU's performance.
| Spec | Core Ultra 7 255H | Ryzen AI Max PRO 390 |
|---|---|---|
| Cores | 16 | 12 |
| Threads | 16 | 24 |
| Performance Cores (P-cores) | 6 | -- |
| Efficient Cores (E-cores) | 10 | -- |
| Clock Speed | 4400.0 MHz | 3.2 GHz |
| Turbo Clock | 5100.0 MHz | 5.0 GHz |
| P-core Clock | 2.0 GHz | -- |
| P-core Turbo Clock | 5.1 GHz | -- |
| E-core Clock Speed | 1.5 GHz | -- |
| E-core Turbo Clock | 4.4 GHz | -- |
| Base Clock | -- | 100 MHz |
| Multiplier | -- | 32.0x |
| Multiplier Unlocked | -- | No |
Cache
CPU cache specs like its L1 & L2 cache. These provide the CPU with a small, but super-fast memory access. A larger cache can improve a CPU's performance.
| Spec | Core Ultra 7 255H | Ryzen AI Max PRO 390 |
|---|---|---|
| L1 Cache | -- | 80 KB |
| L2 Cache | -- | 1 MB |
| L3 Cache | 24 MB | 64 MB |
Compatibility & Power Consumption
Compatibility and power consumption information like its socket type, thermal design power, power limits. These can help verify the CPU's compatibility with other PC components.
| Spec | Core Ultra 7 255H | Ryzen AI Max PRO 390 |
|---|---|---|
| Socket | FCBGA2049 | AMD Socket FP11 |
| PCI Express | -- | PCIe 4.0 x16 |
| Thermal Design Power (TDP) | 28 W | 55 W |
| TJ Max | 110 °C | 100 °C |
Graphics, Features, & Extensions
Additional CPU features like its bundled coolers, integrated graphics, and extensions/technologies.
| Spec | Core Ultra 7 255H | Ryzen AI Max PRO 390 |
|---|---|---|
| Integrated Graphics | -- | Radeon 8050S |
| Extensions / Technologies | -- | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES-NI, AVX, AVX2, AVX-512, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, VBS, DASH, AMD-V, AMD-V SVM, AMD-V RVI, AMD AVIC, AMD-Vi, SLAT, SMAP, SMEP, SMT, GMET, NX Bit, Windows Secured-Core, AMD Secure Processor, Precision Boost 2 |
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* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance Physics benchmark and MSRP.