Intel Core Ultra 9 285K VS AMD Ryzen 9 9900X

We are comparing the Intel Core Ultra 9 285K (Intel) with the AMD Ryzen 9 9900X (AMD). Scroll down to the pros and cons of each processor, in-depth specs, and benchmark comparisons.

KEY DIFFERENCES OF Intel Core Ultra 9 285K AND AMD Ryzen 9 9900X

Here’s how Intel Core Ultra 9 285K and AMD Ryzen 9 9900X stack up against each other in their most impactful areas.

Intel Core Ultra 9 285K: 4 advantages AMD Ryzen 9 9900X: 4 advantages

Reasons to consider the Intel Core Ultra 9 285K

4
  • 100% more CPU cores (24 vs 12)
  • 14% more memory bandwidth (102.4 GB/s vs 89.6 GB/s)
  • 25% smaller manufacturing process (3 nm vs 4 nm)
  • Includes dedicated NPU acceleration

Reasons to consider the AMD Ryzen 9 9900X

4
  • 2% higher P-core turbo frequency (5600 MHz vs 5500 MHz)
  • 200% more performance-core threads (24 vs 8)
  • 50% more performance cores (12 vs 8)
  • 19% higher P-core base frequency (4400 MHz vs 3700 MHz)

SPECIFICATION TABLE COMPARISON OF Intel Core Ultra 9 285K AND AMD Ryzen 9 9900X

Below is the detailed specification table comparing Intel Core Ultra 9 285K and AMD Ryzen 9 9900X.

Note: Highlighted specs mean that CPU wins that spec row.

If neither side is highlighted, it is a tie or there is not enough data for both specs.

Specification Intel Core Ultra 9 285K AMD Ryzen 9 9900X
General Information
CPU Name: Intel Core Ultra 9 285K AMD Ryzen 9 9900X
Vendor: Intel AMD
Release Date: October 24, 2024 June 3, 2024
Generation: Ultra 9 (Arrow Lake)
Type: Desktop Desktop
Instruction Set: x86-64
Codename: Arrow Lake-S Zen 5 (Granite Ridge)
Foundry: TSMC
Package and Thermals
Manufacturing Process: 3 nm 4 nm
Die Size: 243 mm²
Transistor Count: 17.8 billion
TDP (PL1): 250 W 120 W
Max Boost TDP (PL2): 250 W 162 W
Socket: FCLGA1851 AM5
Max Temp (TJMax): 105 C 95 C
CPU Cores
Total Cores
Total Cores 24 12
Total Threads 24 24
P-Cores
P-Cores 8 12
P-Threads 8 24
P-Core Base Frequency 3700 MHz 4400 MHz
P-Core Turbo Frequency 5500 MHz 5600 MHz
E-Cores
E-Cores 16
E-Threads 16
E-Core Base Frequency 3200 MHz
E-Core Turbo Frequency 4600 MHz
NPU
NPU
NPU TOPS 13 TOPS
Cache and Bus
Multiplier Unlocked Unlocked
Bus Frequency 100 MHz 100 MHz
L1 Cache 192 KB 80 KB
L2 Cache 3 MB 1 MB
L3 Cache 36 MB 64 MB
Memory Support
Memory Types: DDR5-6400 DDR5-5600
Max Memory Size: 256 GB 192 GB
Memory Channels: 2 2
Max Memory Bandwidth: 102.4 GB/s 89.6 GB/s
ECC Support:
Technologies: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, AVX-VNNI, FMA3, SHA, VT-x, VT-d, AES-NI, TXT, TDT, Thread Director, AI Boost 3.0, DLBoost 3.0, TBT 2.0, TBMT 3.0, TVB, vPro AVX-512, BMI1, BMI2, F16C, SHA, Precision Boost 2, SMT, AMD-V, EVP, SMAP, SMEP
Benchmarks
Geekbench V6
Multi-Core 19543
Single-Core 3340
File Compression 1510
Clang Compression 191
HTML5 Browser 362
PDF Renderer 534
Text Processing 351
Background Blur 83
Photo Processing 118
Ray Tracing 46
PassMark CPU
Multi-Core 54438
Single-Core 4678
Integer Math 180900
Floating Point 119900
Prime Numbers 434
String Sorting 71600
Data Encryption 33300
Data Compression 680100
Physics 3350
Extended Instructions 54900
Cinebench 2024
Multi-Core 1810
Single-Core 137
Blender
Render Score 455

Tip: indicates a higher-is-better spec advantage, while indicates a lower-is-better advantage.

PERFORMANCE CHART COMPARISON OF Intel Core Ultra 9 285K AND AMD Ryzen 9 9900X

The charts below visualize how Intel Core Ultra 9 285K and AMD Ryzen 9 9900X stack up in key performance metrics.

Performance Radar Chart

Category scores overview (0 to 100)
Intel Core Ultra 9 285K
AMD Ryzen 9 9900X

Performance Benchmarks

Grey is the market top value. Colored bars show each CPU's relative benchmark reach.
Market Top
Intel Core Ultra 9 285K
AMD Ryzen 9 9900X

Release Timeline of Intel Core Ultra 9 285K and AMD Ryzen 9 9900X

AMD Ryzen 9 9900X
143 days
Intel Core Ultra 9 285K

AMD Ryzen 9 9900X was released 4 months, 21 days earlier than Intel Core Ultra 9 285K.

Value For Money Calculator

Prices use available launch or current data. Enter your own prices to see which CPU gives better value.

Intel Core Ultra 9 285K

24C/24T
$
Value Index
0.0

AMD Ryzen 9 9900X

12C/24T
$
Value Index
0.0
Intel Core Ultra 9 285K
AMD Ryzen 9 9900X
0%

Calculating...

Domain Score Summary

Scores are generated by Comparigon's scoring algorithm and are intended as a high-level guide. They may not map 1-to-1 with the individual spec-by-spec comparisons shown in the table.

Intel Core Ultra 9 285K AMD Ryzen 9 9900X
ALL
Overall
Difference: 2
Leads
Intel Core Ultra 9 285K
78
AMD Ryzen 9 9900X
76
Single-Core Performance
Difference: 5
Leads
Intel Core Ultra 9 285K
83
AMD Ryzen 9 9900X
88
Multi-Core Performance
Difference: 13
Leads
Intel Core Ultra 9 285K
85
AMD Ryzen 9 9900X
72
CPU Architecture
Difference: 5
Leads
Intel Core Ultra 9 285K
74
AMD Ryzen 9 9900X
69
Memory Architecture
Difference: 3
Leads
Intel Core Ultra 9 285K
61
AMD Ryzen 9 9900X
58

Our Verdict

In conclusion, the Intel Core Ultra 9 285K is slightly better overall compared to the AMD Ryzen 9 9900X. Its strongest advantages are in Multi-Core Performance, CPU Architecture and Memory Architecture. The AMD Ryzen 9 9900X is the better fit if your top priority is Single-Core Performance.

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Disclaimer: Specs, pricing, and benchmarks are sourced from official manufacturer data and verified test results. While we strive for precision, product details and pricing may change. Comparigon may earn an affiliate commission on qualifying purchases.