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Intel Core Ultra 9 285 vs AMD RX-421BD
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
iGPU - FP32 Performance (Single-precision GFLOPS)
Intel Core Ultra 9 285
100 %
Intel Xe 4 Core Graphics 64 EUs (Arrow Lake)
AMD RX-421BD
41 %
AMD Radeon R7 - 512 (Merlin Falcon)
More benchmarks
Specifications
At a glance
|
Wischen
|
Intel Core Ultra 9 285 | AMD RX-421BD |
|---|---|---|
| Family | Intel Core Ultra 9 (12) | AMD R (6) |
| CPU group | Intel Core Ultra 200 AL-S (20) | AMD RX 1st Gen. (6) |
| Architecture | Arrow Lake | Merlin Falcon (Excavator) |
| Technology | 3 nm | 28 nm |
| Segment | Desktop | Notebook |
| Socket | LGA 1851 | FP4 |
| Predecessor | ||
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core Ultra 9 285 | AMD RX-421BD |
|---|---|---|
| CPU Cores / Threads | 24 / 24 | 4 / 4 |
| Hyperthreading / SMT | ✗ | ✗ |
| Core architecture | hybrid (big.LITTLE) | normal |
| Core Cluster 1: | 8x Lion Cove 2.50 - 5.60 GHz |
4x 2.10 - 3.40 GHz |
| Core Cluster 2: | 16x Skymont 1.90 - 4.60 GHz |
|
| L2-Cache | 40.00 MB | 2.00 MB |
| L3-Cache | 36.00 MB | |
| Overclocking | ✓ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core Ultra 9 285 | AMD RX-421BD |
|---|---|---|
| GPU name | Intel Xe 4 Core Graphics 64 EUs (Arrow Lake) | AMD Radeon R7 - 512 (Merlin Falcon) |
| GPU frequency | 0.30 - 2.00 GHz | 0.80 GHz |
| CUs / Shader | 4 / 512 | 8 / 512 |
| Raytracing | ✓ | ✗ |
| Max. displays | 3 | 3 |
| Max. GPU Memory | 32 GB | 2 GB |
| Technology | 5 nm | 28 |
| Release date | Q3/2024 | 2015 |
NPU AI performance
|
Wischen
|
Intel Core Ultra 9 285 | AMD RX-421BD |
|---|---|---|
| AI hardware | Intel® AI Boost | |
| AI specifications | Intel AI Boost NPU 4 @ 13 TOPS | |
| NPU + CPU + iGPU | 36 TOPS |
Memory & PCIe
|
Wischen
|
Intel Core Ultra 9 285 | AMD RX-421BD |
|---|---|---|
| Memory | DDR5-6400 (102.4 GB/s) | DDR4-2400 (38.4 GB/s) DDR3-2133 (34.2 GB/s) |
| Max. Memory | 256 GB | |
| Memory channels | 2 | 2 |
| ECC | Yes | Yes |
| PCIe | 5.0 x 20 | 3.0 x 12 |
| PCIe Bandwidth | 78.8 GB/s | 11.8 GB/s |
Thermal Management
|
Wischen
|
Intel Core Ultra 9 285 | AMD RX-421BD |
|---|---|---|
| TDP | 65 W | 35 W |
| TDP (PL2) | 182 W | |
| TDP up | ||
| TDP down | 12 W | |
| T. junction max. | 105 °C | 90 °C |
Technical details
|
Wischen
|
Intel Core Ultra 9 285 | AMD RX-421BD |
|---|---|---|
| Chip design | Monolithic | Unknown |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 11, Linux | |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2, AVX2 | SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 |
| Release date | Q1/2025 | Q4/2015 |
| Release price | 549 $ | |
| Documents | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Intel Core Ultra 9 285 is 2.2 stars (91 ratings), while AMD RX-421BD has received 0 stars (0 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
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Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 4.61 GHz
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Apple M3 Ultra (28-CPU 60-GPU)
28C / 28T · 4.06 GHz
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Apple M2 Ultra (76-GPU)
24C / 24T · 3.50 GHz
4
Apple M5 Max (18-CPU 40-GPU)
18C / 18T · 4.61 GHz
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Apple M3 Ultra (32-CPU 80-GPU)
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Apple M1 Ultra (48-GPU)
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Apple M5 Pro (15-CPU 16-GPU)
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Intel Core Ultra 9 285
24C / 24T · 5.60 GHz
9
AMD RX-421BD
4C / 4T · 3.40 GHz
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