AMD Ryzen AI Max PRO 390 vs Intel Core i9-9900KS
The Ryzen AI Max PRO 390 has 17% better performance than the Core i9-9900KS for the 3DMark 11 Performance Physics benchmark.
The Core i9-9900KS has 30% of the performance per dollar compared to the leader for the 3DMark 11 Performance Physics benchmark: Intel Core i5-13400F.
Summary
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.
About the Intel Core i9-9900KS CPU
The Intel Core i9-9900KS is an end-of-life 8-core (16-thread) processor built for the desktop CPU market. It launched in Q4 2019 with a suggested retail price of $513. It is part of Intel's Core i9 lineup, which is based on the Coffee Lake Refresh microarchitecture. The i9-9900KS is compatible with Intel Socket 1151 motherboards and is fabricated on Intel's 14 nm manufacturing process. It features the UHD 630 integrated graphics solution.
Memory and Cache
The Core i9-9900KS supports DDR4 memory and features a dual-channel memory controller, allowing it to utilize 2 memory modules simultaneously. In terms of cache, the Core i9-9900KS has multiple levels of cache. Its L1 cache, which is the smallest and fastest, is 64 KB in size, providing rapid access to crucial instructions. Its L2 cache, at 256 KB, is larger but slower than the L1. Its L3 cache, a shared resource among the CPU's cores, has a capacity of 16 MB.
Cores and Clock Speeds
The Core i9-9900KS features 8 total cores which can process 16 threads simultaneously. The multi-threading capability allows the CPU to execute multiple computational tasks in parallel. The base clock speed of the CPU is 4.0 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 unlocked, enabling overclocking for those seeking to push the CPU's performance further.
Integrated Graphics
The Core i9-9900KS includes an integrated graphics solution called UHD 630. 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 & Value
The Core i9-9900KS has the 105th best 3DMark 11 Performance Physics score among the 766 benchmarked CPUs in our database. It achieves 48.85% of the performance of the best benchmarked CPU, the AMD Ryzen 9 9950X. Its 18,694 score and $513 launch price (MSRP) gives it a performance per dollar of 36.44. This is the 106th best in value for the 3DMark 11 Perf. Physics benchmark.
General Info
General overview of the CPU, including details like its manufacturer, release date, launch price, and current production status.
| Info | Ryzen AI Max PRO 390 | Core i9-9900KS |
|---|---|---|
| Manufacturer | AMD | Intel |
| Series | Ryzen AI Max | Core i9 |
| Market Segment | Mobile | Desktop |
| Release Date | Q1 2025 | Q4 2019 |
| Launch Price (MSRP) | -- | $513 |
| Production Status | Active | End-of-life |
| Shop | Check Price | Check Price |
Benchmark Performance
The Ryzen AI Max PRO 390 has 17% better performance than the Core i9-9900KS for the 3DMark 11 Performance Physics benchmark.
The Ryzen AI Max PRO 390 is ranked 74th with a score of 21,922, and the Core i9-9900KS is ranked 105th with a score of 18,694.
The Core i9-9900KS has 62% of the performance per dollar compared to the leader for the 3DMark 11 Performance Physics benchmark: AMD Ryzen 9 9950X.
Core i9-9900KS's 36.44 performance per dollar ranks it 0th among the other benchmarked CPUs in our database.
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 | |
|---|---|---|
| Core i7-12800H | 22,022 | +0% |
| Core i5-13450HX | 21,982 | +0% |
| Ryzen AI Max PRO 390 | 21,922 | |
| Core 7 240H | 21,914 | -0% |
| Core i7-12700H | 21,706 | -1% |
| Ryzen 9 3900X | 18,932 | -14% |
| Ryzen 7 3800XT | 18,905 | -14% |
| Core i9-9900KS | 18,694 | -15% |
| Core i5-14500 | 18,692 | -15% |
| Ryzen 7 3700X | 18,283.5 | -17% |
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 | |
|---|---|---|
| Core i9-10900K | 40.1 | +10% |
| Core i9-11900K | 38.33 | +5% |
| Ryzen 9 5900X | 38.33 | +5% |
| Core i7-9700K | 38.07 | +4% |
| Ryzen 9 3900X | 37.94 | +4% |
| Core i9-9900KS | 36.44 | |
| Core i9-9900K | 35.38 | -3% |
| Ryzen 9 3900 | 33.67 | -8% |
| Core i9-11900KB | 33.03 | -9% |
| Ryzen 9 5950X | 31.48 | -14% |
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 | Ryzen AI Max PRO 390 | Core i9-9900KS |
|---|---|---|
| 3DMark 11 Performance Physics | 21,922 (+17.27%) | 18,694 |
| 3DMark Time Spy CPU | 9,687 | 11,375 (+17.43%) |
| Cinebench R15 Multi-Core | 3,918 (+90.38%) | 2,058 |
| Cinebench R15 Single-Core | 303 (+40.28%) | 216 |
| Geekbench 6.2 Multi-Core | -- | 8,639 |
| Geekbench 6.2 Single-Core | -- | 1,813 |
| CPU Mark Multi-Thread | -- | 19,494 |
| CPU Mark Single-Thread | -- | 3,038 |
Technical Specs
Manufacturing Details
Information about the CPU's manufacturing like its foundry, process size, and transistor count.
| Spec | Ryzen AI Max PRO 390 | Core i9-9900KS |
|---|---|---|
| Manufacturer | AMD | Intel |
| Foundry | TSMC | Intel |
| Process Size | 4 nm | 14 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 | Ryzen AI Max PRO 390 | Core i9-9900KS |
|---|---|---|
| Series | Ryzen AI Max | Core i9 |
| Microarchitecture | Zen 5 | Coffee Lake Refresh |
| Codename | Strix Halo | Coffee Lake-R |
| Memory Support | DDR5 | DDR4 |
| Memory Channels | Quad-channel | Dual-channel |
| ECC Memory | Yes | No |
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 | Ryzen AI Max PRO 390 | Core i9-9900KS |
|---|---|---|
| Cores | 12 | 8 |
| Threads | 24 | 16 |
| Clock Speed | 3.2 GHz | 4.0 GHz |
| Turbo Clock | 5.0 GHz | 5.0 GHz |
| Base Clock | 100 MHz | 100 MHz |
| Multiplier | 32.0x | 40.0x |
| Multiplier Unlocked | No | Yes |
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 | Ryzen AI Max PRO 390 | Core i9-9900KS |
|---|---|---|
| L1 Cache | 80 KB | 64 KB |
| L2 Cache | 1 MB | 256 KB |
| L3 Cache | 64 MB | 16 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 | Ryzen AI Max PRO 390 | Core i9-9900KS |
|---|---|---|
| Socket | AMD Socket FP11 | Intel Socket 1151 |
| PCI Express | PCIe 4.0 x16 | PCIe 3.0 x16 |
| Thermal Design Power (TDP) | 55 W | 127 W |
| Power Limit 1 (PL1) | -- | 127 W |
| Power Limit 2 (PL2) | -- | 159 W |
| Tcase Max | -- | 72 °C |
| TJ Max | 100 °C | 100 °C |
Graphics, Features, & Extensions
Additional CPU features like its bundled coolers, integrated graphics, and extensions/technologies.
| Spec | Ryzen AI Max PRO 390 | Core i9-9900KS |
|---|---|---|
| Integrated Graphics | Radeon 8050S | UHD 630 |
| 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 | MMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, AVX, AVX2, EIST, Intel 64, XD bit, VT-x, VT-d, HTT, AES-NI, TSX, TXT, CLMUL, FMA3, F16C, BMI1, BMI2, Boost 2.0 |
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* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance Physics benchmark and MSRP.