Core Ultra 9 285K

Details and Benchmarks for Intel Core Ultra 9 285K

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Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Core Ultra 9 285K based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

8,530 Rank: 8
Rank Name Score Visual
4 Ryzen Threadripper PRO 9975WX 8,765
+2.8%
5 Ryzen Threadripper 7980X 8,724
+2.3%
6 Ryzen Threadripper PRO 7995WX 8,655
+1.5%
7 Ryzen Threadripper PRO 7985WX 8,602
+0.8%
8 Core Ultra 9 285K 8,530
9 Ryzen Threadripper PRO 9965WX 8,521
-0.1%
10 Ryzen 9 9950X3D 8,419
-1.3%
11 Core i9-14900KS 8,361
-2%
12 Ryzen 9 9950X 8,356
-2%
13 Ryzen Threadripper 7970X 8,313
-2.5%

View full ranking →

Multicore Score

Multicore performance score for Core Ultra 9 285K based on multi-threaded benchmark results.

8,160 Rank: 23
Rank Name Score Visual
19 Ryzen Threadripper PRO 9955WX 8,437
+3.4%
20 EPYC 7642 8,338
+2.2%
21 Core i9-13900KS 8,222
+0.8%
22 Core i9-14900KS 8,176
+0.2%
23 Core Ultra 9 285K 8,160
24 Ryzen 9 9950X3D 8,151
-0.1%
25 Core i9-13900K 8,141
-0.2%
26 Ryzen Threadripper PRO 5975WX 8,119
-0.5%
27 Ryzen Threadripper PRO 3995WX 8,078
-1%
28 Ryzen Threadripper PRO 7955WX 8,031
-1.6%

View full ranking →

Singlecore Score

Single-core performance score for Core Ultra 9 285K based on single-threaded benchmark results.

8,776 Rank: 1
Rank Name Score Visual
1 Core Ultra 9 285K 8,776
2 Ryzen 9 9950X3D 8,598
-2%
3 Ryzen 9 9950X 8,587
-2.2%
4 Core i9-14900KS 8,485
-3.3%
5 Core i9-13900KS 8,343
-4.9%
6 Core Ultra 7 265K 8,332
-5.1%
7 Core Ultra 7 265KF 8,326
-5.1%
8 Core i9-14900KF 8,318
-5.2%
9 Core i9-14900K 8,308
-5.3%
10 Core i9-13900K 8,210
-6.4%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Core Ultra 9 285K based on integer math, floating point math, and prime number computation benchmarks.

7,687 Rank: 25
Rank Name Score Visual
21 Ryzen Threadripper PRO 5975WX 8,051
+4.7%
22 Xeon w9-3475X 8,036
+4.5%
23 EPYC 7642 7,914
+3%
24 Ryzen 9 9950X3D 7,769
+1.1%
25 Core Ultra 9 285K 7,687
26 Ryzen Threadripper PRO 5965WX 7,684
+-0%
27 EPYC 7552 7,640
-0.6%
28 Xeon Gold 6438Y+ 7,280
-5.3%
29 Xeon W-3375 7,270
-5.4%
30 Core Ultra 7 265K 7,262
-5.5%

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Data Processing

Aggregated score for Core Ultra 9 285K based on data encryption, data compression, and string sorting benchmarks.

7,227 Rank: 31
Rank Name Score Visual
27 EPYC 7502P 7,470
+3.4%
28 Ryzen Threadripper 3960X 7,320
+1.3%
29 EPYC 7F72 7,299
+1%
30 EPYC 7542 7,254
+0.4%
31 Core Ultra 9 285K 7,227
32 Ryzen Threadripper PRO 9955WX 7,176
-0.7%
33 Xeon W-3375 7,154
-1%
34 Ryzen 9 7950X 7,142
-1.2%
35 Xeon Gold 6438Y+ 7,122
-1.5%
36 Ryzen 9 9950X3D 7,109
-1.6%

View full ranking →

Physics & Compute

Aggregated score for Core Ultra 9 285K based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

7,020 Rank: 38
Rank Name Score Visual
34 Ryzen Threadripper PRO 5965WX 7,243
+3.2%
35 Ryzen Threadripper PRO 3975WX 7,238
+3.1%
36 EPYC 7F52 7,135
+1.6%
37 Xeon Gold 6430 7,074
+0.8%
38 Core Ultra 9 285K 7,020
39 Ryzen Threadripper 3970X 7,013
-0.1%
40 Ryzen 9 9950X 6,999
-0.3%
41 Ryzen Threadripper PRO 7955WX 6,948
-1%
42 Ryzen 9 7945HX3D 6,934
-1.2%
43 Xeon w7-3455 6,918
-1.5%

View full ranking →

Core Ultra 9 285K Details

The Intel Core Ultra 9 285K stands as a remarkable achievement in desktop processor design, launching in October 2024 as the flagship of Intel's Arrow Lake-S lineup. At the heart of its performance is a 3 nm manufacturing process built by TSMC, enabling a dense 17.8 billion transistor count within a 243 mm² die. This advanced node, paired with the Arrow Lake-S architecture, delivers a significant leap in both single-core and multicore efficiency. The processor features 24 cores and 24 threads, operating at a base frequency of 3.7 GHz and boosting up to 5.7 GHz under load, making it one of the most powerful mainstream CPUs available. With a 125 W TDP and Socket 1851 compatibility, the Core Ultra 9 285K is designed for high-end desktop systems demanding extreme performance and thermal management.

The Core Ultra 9 285K is equipped with a robust memory subsystem, supporting dual-channel DDR5 up to 6400 MT/s and offering a memory bandwidth of 102.4 GB/s. It includes 36 MB of L3 cache, 2.861 MB of L2 cache, and 0.183 MB of L1 cache, ensuring rapid data access across its core array. The chip supports PCIe 5.0 with 20 lanes directly from the CPU, and integrates Intel’s Arc Xe-LPG Graphics with 64 execution units, providing capable onboard graphics for light gaming and multimedia tasks. Notably, the processor supports ECC memory, a rare feature for consumer CPUs, enhancing reliability in professional and workstation environments. Virtualization technologies such as VT-x, VT-d, and IOMMU are included, enabling seamless virtual machine operation and hardware passthrough.

In benchmark testing, the Core Ultra 9 285K demonstrates dominance in single-core performance, securing the #1 position with a score of 8776. This result surpasses even Intel’s own Core i9-14900KS and AMD’s Ryzen 9 9950X3D, highlighting its exceptional clock efficiency and architectural optimizations. In multicore performance, it ranks #23 with a score of 8160, placing it behind higher-core-count Threadripper and EPYC processors but still outperforming many desktop rivals. The overall score of 8530 places it at #8 globally, just ahead of the Ryzen Threadripper PRO 9965WX and behind AMD’s top-tier Threadripper PRO 9995WX. These results underscore a processor that excels in both single-threaded responsiveness and multi-threaded workloads.

As of March 2026, the Core Ultra 9 285K remains a top-tier option for power users, content creators, and enthusiasts. Its combination of high clock speeds, advanced architecture, and support for ECC memory makes it particularly well-suited for demanding applications such as video editing, 3D rendering, and software development. While its 125 W TDP demands robust cooling, the unlocked multiplier allows for precise overclocking, giving users control over performance tuning. The inclusion of a Neural Processing Unit (NPU) capable of up to 13 TOPS further positions the processor for AI-enhanced workloads, aligning it with modern computing trends. For those seeking the best single-core performance on a desktop platform, the Core Ultra 9 285K remains a compelling and future-ready choice.
Frequently Compared

AMD A9-9425 6 views

AMD Phenom 9650 4 views

Intel Xeon E5-2686 v4 4 views

AMD A10-7400P 3 views

AMD Phenom II X3 710 3 views

AMD Athlon II X2 265 3 views

AMD A10-4600M 3 views

Intel Xeon W3503 3 views

AMD Athlon II X2 270 3 views

Intel Xeon W3505 3 views

Intel Core Ultra 9 285K

Main Specifications

Designer: Intel
Name: Core Ultra 9 285K
Cores: 24
Threads: 24
Base Frequency: 3700 MHz
Clock Multiplier: 37x (unlocked)
Core Name: Arrow Lake-S
Socket: Socket 1851
Package: FC-LGA18W
Target Segment: Desktop
TDP: 125 W

Cache Specifications

L1 Cache: 187.392 KiB
L2 Cache: 2.861 MiB
L3 Cache: 34.332 MiB

Memory Specifications

Supported Memory Type: DDR5

Physical Specifications

Process: 3 nm
Die Area: 243 mm²
Manufacturer: TSMC

CPU Features

MMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 RdRand ADX CLMUL F16C TBT 2.0 EIST TXT vPro VT-x VT-d SIPP SHA TBMT 3.0 TVB
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