CPUs / Compare
AMD Ryzen 9 9900X3D vs Intel Core Ultra 9 285K
Product A: AMD
51 of 74 known
Change AMD Ryzen 9 9900X3D
Compare the Intel Core Ultra 9 285K with
Product B: Intel
64 of 74 known
Change Intel Core Ultra 9 285K
48 of 66 fields differ
- 33 different values
- 15 known for one only
- 13 the same
- 5 missing for both
Biggest differences
Each bar uses the scale of all 90 CPUs.
- L3 cacheA: 128MBB: 36MBAMD is 3.6 times higher.
- CoresA: 12B: 24Intel has 12 more.
- Max turbo powerLower is betterA: 162WB: 250WAMD is 88 W lower.
- Cinebench 2024A: 1,870pointsB: 2,313pointsIntel is 443 points higher.
- Cinebench 2026A: 7,759pointsB: 9,182pointsIntel is 1,423 points higher.
- Max memory speed (official, any module type)A: 5,600MT/sB: 6,400MT/sIntel is 800 MT/s higher.
All 74 fields
Every value links to where we found it.


General
8 of 13 differ
Series
Model numbers
100-100001368WOF, 100-0000013681Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 14 October 2026Product ID Boxed 100-100001368WOF and Product ID Tray 100-000001368.
BX80768285K, BXC80768285K, AT8076806419, AT8076804D442Maker product pageintel.com/content/www/us/en/products/sku/241060/intel-core-ultra-9-processor-285k-36m-cache-up-to-5-70-ghz/ordering.htmlRead 14 October 2026Ordering codes: BX80768285K (box, spec code SRQD5), BXC80768285K (China box, SRQD5), AT8076806419 (tray, SRQD5) and AT8076804D44 (tray, spec code Q2HA), all stepping B0.
GTIN / EAN
Announced
Status
Predecessor
Not available
Intel Core i9-14900K15Reviewtomshardware.com/pc-components/cpus/intel-core-ultra-9-285k-cpu-reviewRead 23 October 2026Tom's Hardware names the Core i9-14900K as the previous-gen equivalent of the Core Ultra 9 285K.16Reviewclub386.com/intel-core-ultra-9-285k-vs-intel-core-i9-14900kRead 23 October 2026Club386's head-to-head calls the Core Ultra 9 285K the successor of the Core i9-14900K.
Successor
Not available
Not available
Launch price (US)
Markets
Not available
Not available
Colours
Not available
Not available
Segment
Instruction set
Codename
CPU process (as published)
CPU process node
AVX-512
Cores and clocks
5 of 7 differ
Core configuration
AAMD Ryzen 9 9900X3D
| Count | Core | Base clock (GHz) | Max clock (GHz) |
|---|---|---|---|
| 12 | Zen 5 | 4.4 | 5.5 |
BIntel Core Ultra 9 285K
| Core type | Count | Core | Base clock (GHz) | Max clock (GHz) |
|---|---|---|---|---|
| Performance | 8 | Lion Cove | 3.7 | 5.5 |
| Efficiency | 16 | Skymont | 3.2 | 4.6 |
Cores
12
24
Cores labelled performance
Not available
8
Cores labelled efficiency
Not available
16
Threads
Max boost clock
Unlocked for overclocking
Cache
3 of 3 differ
L2 cache
L3 cache
AMD 3D V-Cache
Power and thermals
3 of 4 differ
Base power (TDP)
Max turbo power
Configurable power range
Not available
Not available
Max operating temperature
Memory
2 of 6 differ
Memory support
AAMD Ryzen 9 9900X3D
| Memory type | Module type | Modules | Max speed (MT/s) |
|---|---|---|---|
| DDR5 | UDIMM | 2x1R | 5,600 |
| DDR5 | UDIMM | 2x2R | 5,600 |
| DDR5 | UDIMM | 4x1R | 3,600 |
| DDR5 | UDIMM | 4x2R | 3,600 |
BIntel Core Ultra 9 285K
| Memory type | Module type | Modules | Max speed (MT/s) |
|---|---|---|---|
| DDR5 | CUDIMM | 2x1R | 6,400 |
| DDR5 | CUDIMM | 2x2R | 6,400 |
Max memory speed (official)
5,600MT/s
6,400MT/s
Memory channels
Memory bandwidth (claimed)
Not available
Not available
Max memory
ECC memory support
Platform
5 of 7 differ
Socket or package
Compatible chipsets
AMD A620, AMD X670E, AMD X670, AMD B650E, AMD B650, AMD X870E, AMD X870, AMD B840, AMD B8501Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 14 October 2026
CPU PCIe lanes
AAMD Ryzen 9 9900X3D
| PCIe generation | Lanes |
|---|---|
| 5 | 24 |
BIntel Core Ultra 9 285K
| PCIe generation | Lanes |
|---|---|
| 5 | 20 |
| 4 | 4 |
Source1Maker product pageintel.com/content/www/us/en/products/sku/241060/intel-core-ultra-9-processor-285k-36m-cache-up-to-5-70-ghz/specifications.htmlRead 14 October 2026Max # of PCI Express Lanes is 24 and PCI Express Revision is 5.0 and 4.0. Intel's product brief says up to 20 PCIe 5.0 lanes. The 4 Gen 4 lanes are 24 minus 20. ARK gives no per-generation split.4Maker spec sheet (PDF)download.intel.com/newsroom/2024/client-computing/Product-Brief-Intel-Core-Ultra-200S-series-processors.pdfRead 14 October 2026Expanded I/O: up to 20 PCIe 5.0 lanes. The SKU chart gives CPU PCIe Lanes 24.
CPU PCIe lanes in total
24
24
Highest PCIe generation
5
5
Native USB ports
AAMD Ryzen 9 9900X3D
Not availableNative USB4 or Thunderbolt
Not available
Yes
Integrated graphics
8 of 9 differ
Integrated graphics
Integrated GPU
GPU cores
Max GPU clock
Max displays
Not available
DisplayPort version
Not available
HDMI version
Not available
Hardware video encode
NPU
2 of 2 differ
NPU performance
Not available
Measured performance
7 of 7 differ
Cinebench 2024 single-core
Cinebench 2024 multi-core
Cinebench 2026 single-thread
Cinebench 2026 multi-core
Geekbench 6 multi-core
Not available
Game frame rates
AAMD Ryzen 9 9900X3D
| Game | Graphics card | Width (px) | Height (px) | Preset | Average FPS | 1 % low FPS |
|---|---|---|---|---|---|---|
| Baldur's Gate 3 | NVIDIA GeForce RTX 5090 Founders Edition | 1920 | 1080 | Ultra | 179.4 | 112 |
| Counter-Strike 2 | NVIDIA GeForce RTX 5090 Founders Edition | 1920 | 1080 | Ultra | 684.6 | 287 |
| Cyberpunk 2077 | NVIDIA GeForce RTX 5090 Founders Edition | 1920 | 1080 | Ultra | 119.1 | 96 |
| F1 2024 | NVIDIA GeForce RTX 5090 Founders Edition | 1920 | 1080 | Ultra | 188.1 | 109 |
| Final Fantasy XIV | NVIDIA GeForce RTX 5090 Founders Edition | 1920 | 1080 | Ultra | 202.3 | 125 |
BIntel Core Ultra 9 285K
| Game | Graphics card | Width (px) | Height (px) | Preset | Average FPS | 1 % low FPS |
|---|---|---|---|---|---|---|
| Baldur's Gate 3 | NVIDIA GeForce RTX 5090 Founders Edition | 1920 | 1080 | Ultra | 126.2 | 84 |
| F1 2024 | NVIDIA GeForce RTX 5090 Founders Edition | 1920 | 1080 | Ultra | 146.8 | 97 |
Measured power and temperature
5 of 5 differ
CPU power in multi-thread load (measured)
CPU power while gaming (measured)
Not available
CPU power at idle (measured)
In the box
0 of 2 differ
Cooler in the box
Included cooler
Not available
Not available
Links
Not compared
Product page
Spec sheet
Not available
download.intel.com/newsroom/2024/client-computing/Product-Brief-Intel-Core-Ultra-200S-series-processors.pdf4Maker spec sheet (PDF)download.intel.com/newsroom/2024/client-computing/Product-Brief-Intel-Core-Ultra-200S-series-processors.pdfRead 14 October 2026Intel Core Ultra 200S series processors product brief, with the 285K column in the SKU chart.
Manual
Not available
Not available
EPREL registration number
Not available
Not available
Warranty
0 of 1 differ
Manufacturer warranty (source market)





















