Intel Core Ultra 9 285 vs AMD Ryzen 9 7900
77
out of 100
VS
75
out of 100
We compared two desktop CPUs: the 2.5 GHz Intel Core Ultra 9 285 with 24-cores against the 3.7 GHz AMD Ryzen 9 7900 with 12-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.
Review
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
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score for desktop CPU.
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
Value for money (Beta)
Key Differences
Advantages of Intel Core Ultra 9 285
- Newer - released 1 year and 11 months later
- Has 12 more physical cores
- Supports up to 256 GB DDR5-6400 RAM
- More modern manufacturing process – 3 versus 5 nanometers
- More than 10° C higher critical temperature
- 4% higher Turbo Boost frequency (5.6 GHz vs 5.4 GHz)
Advantages of AMD Ryzen 9 7900
- Unlocked multiplier
- Has 28 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
Test in Benchmarks
Comparing the performance of CPUs across various tasksCinebench
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench Scores (68th and 54th place)
GeekBench v6
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
| File compression | 1380 MB/sec | 1690 MB/sec |
| Clang compilation | 221 Klines/sec | 149.9 Klines/sec |
| HTML 5 Browser | 407 pages/sec | 341.4 pages/sec |
| PDF Renderer | 501.6 Mpixels/sec | 481.5 Mpixels/sec |
| Text processing | 356.4 pages/sec | 299.8 pages/sec |
| Background blur | 81.2 images/sec | 70.3 images/sec |
| Photo processing | 141.3 images/sec | 119.8 images/sec |
| Ray tracing | 47.2 Mpixels/sec | 31 Mpixels/sec |
PassMark
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
| Integer math | - | 162.4 GOps/sec |
| Floating point math | - | 97.2 GOps/sec |
| Find prime numbers | - | 378M Primes/sec |
| Random string sorting | - | 68.5M Strings/sec |
| Data encryption | - | 34.4 GBytes/sec |
| Data compression | - | 573.4 MBytes/sec |
| Physics | - | 3027 Frames/sec |
| Extended instructions | - | 41.9B Matrices/sec |
Blender
Blender CPU
Performance Per Watt
| Cinebench 2024 / Watt | 23.2 PPW | 25.5 PPW |
| Geekbench 6 Multi / Watt | 310.2 PPW | 267.7 PPW |
| Passmark CPU Mark / Watt | - | 739 PPW |
| Blender / Watt | - | 6.11 PPW |
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.
Recent User Tests
Intel Core Ultra 9 285
No benchmark results yet
AMD Ryzen 9 7900
| Date | Benchmark | Result |
|---|---|---|
| 📘 2025-03-17 (A_Nobody) | Cinebench 2024 | 120 / 1657 |
Specifications
Full technical specification of Intel Core Ultra 9 285 and AMD Ryzen 9 7900General
| Vendor | Intel | Amd |
| Released | December 18, 2024 | January 10, 2023 |
| Type | Desktop | Desktop |
| Instruction Set | x86-64 | x86-64 |
| Codename | Arrow Lake | Zen 4 (Raphael) |
| Model number | 285 | - |
| Integrated GPU | Arc Graphics | Radeon Graphics (Ryzen 7000) |
| Rival Equivalent | - | - Intel Core i9 13900 |
Intel CPU rating (#20th place)
AMD Ryzen CPU ranking (#20th place)
CPU
| P-Cores | 8 | 12 |
| P-Threads | 8 | 24 |
| Base Frequency (P) | 2.5 GHz | 3.7 GHz |
| Turbo Boost Frequency (P) | 5.6 GHz | 5.4 GHz |
| E-Cores | 16 | - |
| E-Threads | 16 | - |
| Base Frequency (E) | 1.9 GHz | - |
| Turbo Boost Frequency (E) | 4.6 GHz | - |
| Total Cores | 24 | 12 |
| Total Threads | 24 | 24 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 25x | 37x |
| L1 Cache | 192K (per core) | 64K (per core) |
| L2 Cache | 3MB (per core) | 1MB (per core) |
| L3 Cache | 36MB (shared) | 64MB (shared) |
| Unlocked Multiplier | No | Yes |
Package
| Transistors | - | 13.1 billions |
| Fabrication Process | 3 nm | 5 nm |
| TDP (PL1) | 65 W | 65 W |
| Max. Boost TDP (PL2) | 182 W | 142 W |
| Socket | FCLGA-1851 | AM5 |
| Peak Temperature | 105°C | 95°C |
Desktop CPU ranking (30th and 38th place)
iGPU
| Integrated Graphics | Intel Arc Graphics | Radeon Graphics (Ryzen 7000) |
| GPU Base Clock | - | 400 MHz |
| GPU Boost Clock | 2000 MHz | 2200 MHz |
| Shading Units | - | 128 |
| TMUs | - | 8 |
| ROPs | - | 4 |
| Execution Units | - | 2 |
| TGP | - | 15 W |
iGPU FLOPS
Memory Support
| Memory Types | - DDR5-6400 | - DDR5-5200 |
| Max. Memory Size | 256 GB | 128 GB |
| Memory Channels | 2 | 2 |
| Max. Memory Bandwidth | 102.4 GB/s | - |
| ECC Support | Yes | Yes |
Misc
| Official Site | Intel Core Ultra 9 285 official page | AMD Ryzen 9 7900 official page |
| PCI Express Version | 5.0 | 5.0 |
| PCI Express Lanes | 24 | 28 |
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