INTEL

Intel Core Ultra 9 285HX

Intel processor specifications and benchmark scores

24
Cores
24
Threads
5.5
GHz Boost
55W
TDP
πŸ”“Unlocked πŸ–₯️Integrated GPU πŸ›‘οΈECC Memory πŸ€–NPU

Intel Core Ultra 9 285HX Specifications

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Core Ultra 9 285HX Core Configuration

Processing cores and threading

The Intel Core Ultra 9 285HX features 24 physical cores and 24 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
24
Threads
24
Hybrid Cores
P-Cores: 8 E-Cores: 16
SMP CPUs
1
⏱️

Ultra 9 285HX Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core Ultra 9 285HX benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Core Ultra 9 285HX by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.8 GHz
Boost Clock
5.5 GHz
E-Core Frequency
2.1 GHz up to 4.6 GHz
Multiplier
28x πŸ”“
πŸ’Ύ

Intel's Core Ultra 9 285HX Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Ultra 9 285HX processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Core Ultra 9 285HX's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
192 KB (per core)
L2 Cache
3 MB (per core)
L3 Cache
36 MB (shared)
πŸ—οΈ

Arrow Lake Architecture & Process

Manufacturing and design details

The Intel Core Ultra 9 285HX is built on Intel's 3 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in Ultra 9 285HX incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Arrow Lake
Codename
Arrow Lake-HX
Process Node
3 nm
Foundry
TSMC
Transistors
17,800 million
Die Size
243 mmΒ²
Generation
Ultra 9 (Arrow Lake-HX)
πŸ”’

Arrow Lake Instruction Set Features

Supported CPU instructions and extensions

The Core Ultra 9 285HX by Intel supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
SSSE3
SSE4.1
SSE4.2
AVX
AVX2
AVX-VNNI
FMA3
SHA
AES-NI
F16C
BMI1
BMI2
Intel 64
VT-x
VT-d
TXT
Thread Director
AI Boost
πŸ”Œ

Ultra 9 285HX Power & Thermal

TDP and power specifications

The Intel Core Ultra 9 285HX has a TDP (Thermal Design Power) of 55W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
55W
PL1 (Base Power)
55 W
PL2 (Turbo Power)
160 W
Tj Max
105Β°C
πŸ”§

Intel BGA 2114 Platform & Socket

Compatibility information

The Core Ultra 9 285HX uses the Intel BGA 2114 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
Intel BGA 2114
Chipsets
WM880, HM870
PCIe
Gen 5, 20 Lanes(CPU only)
Package
FC-BGA
DDR5

Intel BGA 2114 Memory Support

RAM compatibility and speeds

Memory support specifications for the Ultra 9 285HX define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Core Ultra 9 285HX determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR5
Memory Bus
Dual-channel
Memory Bandwidth
102.4 GB/s
ECC Memory
Supported
πŸ–₯️

Intel's Core Ultra 9 285HX Integrated Graphics

Built-in GPU specifications

The Intel Core Ultra 9 285HX includes integrated graphics, eliminating the need for a dedicated GPU in basic computing scenarios. Integrated graphics are ideal for office productivity, video playback, and light gaming. While not designed for demanding GPU benchmarks, the iGPU in the Ultra 9 285HX provides hardware video encoding and decoding capabilities. This makes the processor suitable for compact builds, HTPCs, and systems where power efficiency is prioritized over gaming performance.

iGPU
Arc Xe-LPG Graphics 64EU
Graphics Model
Arc Xe-LPG Graphics 64EU
πŸ€–

Core Ultra 9 285HX by Intel AI & NPU

Neural processing capabilities

The Intel Core Ultra 9 285HX features a dedicated Neural Processing Unit (NPU) for accelerating AI and machine learning workloads. This specialized hardware offloads AI tasks from the CPU cores, improving efficiency in applications like real-time video enhancement, noise cancellation, and intelligent assistants. NPU performance is measured in TOPS (Tera Operations Per Second), with higher values indicating faster AI processing. The NPU enables on-device AI capabilities without relying on cloud services, enhancing privacy and reducing latency.

NPU
Yes / 13 TOPS
πŸ“¦

Core Ultra 9 285HX Product Information

Release and pricing details

The Intel Core Ultra 9 285HX is manufactured by Intel and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Core Ultra 9 285HX by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Jan 2025
Market
Mobile
Status
Active
Part Number
SRVFJ

Core Ultra 9 285HX Benchmark Scores

cinebench_cinebench_r15_multicoreSource

Cinebench R15 multi-core renders a complex 3D scene using all CPU threads simultaneously. This test reveals how Intel Core Ultra 9 285HX performs in parallel rendering workloads like video production and 3D animation. Higher scores mean faster render times in professional applications.

cinebench_cinebench_r15_multicore #75 of 1788
5,342
36%
Max: 14,978

cinebench_cinebench_r15_singlecoreSource

Cinebench R15 single-core measures the speed of one CPU thread rendering 3D geometry. This score indicates how Intel Core Ultra 9 285HX handles tasks that can't be parallelized across multiple cores. Games and many desktop applications still rely heavily on single-thread performance.

cinebench_cinebench_r15_singlecore #74 of 1245
754
36%
Max: 2,114

cinebench_cinebench_r20_multicoreSource

Cinebench R20 multi-core uses a scene requiring 4x more computational power than R15. This test better reflects modern CPU capabilities for professional rendering on Intel Core Ultra 9 285HX.

cinebench_cinebench_r20_multicore #75 of 1788
22,260
36%
Max: 62,412
Compare with other CPUs

cinebench_cinebench_r20_singlecoreSource

Cinebench R20 single-core tests one thread against a more demanding scene than R15. This reveals the true single-thread rendering capability of Intel Core Ultra 9 285HX.

cinebench_cinebench_r20_singlecore #75 of 1784
3,142
36%
Max: 8,811

cinebench_cinebench_r23_multicoreSource

Cinebench R23 multi-core is the current standard for CPU rendering benchmarks with a 10-minute minimum runtime. This extended test reveals sustained performance of Intel Core Ultra 9 285HX after thermal limits kick in.

cinebench_cinebench_r23_multicore #75 of 1788
53,000
36%
Max: 148,601
Compare with other CPUs

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Core Ultra 9 285HX maintains boost clocks under continuous load.

cinebench_cinebench_r23_singlecore #75 of 1788
7,482
36%
Max: 20,979

passmark_data_compressionSource

Data compression measures how fast Intel Core Ultra 9 285HX can compress and decompress files. This is important for archiving, backup software, and file transfer applications.

passmark_data_compression #65 of 528
709,118
13%
Max: 5,427,555
Compare with other CPUs

πŸ† Top 5 Performers

#1 AMD EPYC 9965
5,427,555
#2 AMD EPYC 9845
4,680,013
#3 AMD EPYC 9755
4,517,407
#4 AMD EPYC 9745
3,929,890

passmark_data_encryptionSource

Data encryption tests how fast Intel Core Ultra 9 285HX can encrypt information using AES and other algorithms. This is critical for security applications, VPNs, and secure communications. Modern CPUs with AES-NI hardware acceleration score significantly higher. Disk encryption, secure browsing, and VPN performance all benefit from faster encryption.

passmark_data_encryption #42 of 528
53,869
17%
Max: 316,606
Compare with other CPUs

πŸ† Top 5 Performers

#1 AMD EPYC 9965
316,606
#2 AMD EPYC 9845
296,808
#3 AMD EPYC 9755
284,927
#4 AMD EPYC 9754
231,891
#5 AMD EPYC 9745
229,447

passmark_extended_instructionsSource

Extended instructions tests Intel Core Ultra 9 285HX performance using SSE and AVX instruction sets. These specialized instructions accelerate multimedia, scientific, and AI workloads.

passmark_extended_instructions #56 of 528
54,810
14%
Max: 392,159
Compare with other CPUs

πŸ† Top 5 Performers

#1 AMD EPYC 9965
392,159
#2 AMD EPYC 9845
314,798
#3 AMD EPYC 9755
303,321
#4 AMD EPYC 9745
280,477

passmark_find_prime_numbersSource

Find prime numbers tests Intel Core Ultra 9 285HX ability to identify primes through intensive calculations. This is a pure computational benchmark that stresses CPU arithmetic units without memory bottlenecks. The test reveals raw mathematical processing capability.

passmark_find_prime_numbers #40 of 528
503
21%
Max: 2,422

passmark_floating_point_mathSource

Floating point math measures how Intel Core Ultra 9 285HX handles decimal calculations critical for scientific computing and 3D rendering. This affects performance in CAD and physics simulations.

passmark_floating_point_math #32 of 528
210,220
18%
Max: 1,141,430
Compare with other CPUs

πŸ† Top 5 Performers

#1 AMD EPYC 9965
1,141,430
#2 AMD EPYC 9845
978,377
#3 AMD EPYC 9755
922,900
#4 AMD EPYC 9745
761,219
#5 AMD EPYC 9655P
710,260

passmark_integer_mathSource

Integer math tests how fast Intel Core Ultra 9 285HX processes whole number calculations essential for database operations and compression algorithms. This is fundamental to general computing performance. Encryption and data processing heavily rely on integer operations. Higher scores benefit applications that work primarily with non-decimal numbers.

passmark_integer_math #92 of 528
163,213
9%
Max: 1,806,439
Compare with other CPUs

πŸ† Top 5 Performers

#1 AMD EPYC 9965
1,806,439
#2 AMD EPYC 9845
1,687,531
#3 AMD EPYC 9755
1,549,946
#4 AMD EPYC 9745
1,224,315

passmark_multithreadSource

PassMark multi-thread tests Intel Core Ultra 9 285HX across integer math, floating point, compression, and encryption using all cores. This provides an overall multi-threaded CPU performance score. The combined result reflects general-purpose parallel computing capability. Results can be compared against millions of submissions in the PassMark database.

passmark_multithread #46 of 528
62,297
36%
Max: 174,825
Compare with other CPUs

πŸ† Top 5 Performers

passmark_physicsSource

Physics tests how Intel Core Ultra 9 285HX handles physics simulations used in games and engineering software. This measures performance in calculating object interactions and movements.

passmark_physics #63 of 528
3,970
14%
Max: 27,806
Compare with other CPUs

πŸ† Top 5 Performers

#1 AMD EPYC 9755
27,806
#2 AMD EPYC 9655P
26,810
#3 AMD EPYC 9655
25,958
#4 AMD EPYC 9684X
24,686
#5 AMD EPYC 9575F
22,021

passmark_random_string_sortingSource

Random string sorting measures how fast Intel Core Ultra 9 285HX can organize text data. This is important for database operations, search indexing, and data processing applications.

passmark_random_string_sorting #57 of 528
87,568
14%
Max: 609,901
Compare with other CPUs

πŸ† Top 5 Performers

#1 AMD EPYC 9965
609,901
#2 AMD EPYC 9755
571,185
#3 AMD EPYC 9845
538,060
#4 AMD EPYC 9745
468,975
#5 AMD EPYC 9655P
455,310

passmark_single_threadSource

PassMark single-thread measures per-core performance of Intel Core Ultra 9 285HX across various computational tasks. This score is critical for gaming and single-threaded applications. Higher scores mean better system responsiveness in everyday use.

passmark_single_thread #7 of 528
4,784
94%
Max: 5,097

passmark_singlethreadSource

PassMark single-thread measures per-core performance of Intel Core Ultra 9 285HX across various computational tasks. This score is critical for gaming and single-threaded applications. Higher scores mean better system responsiveness in everyday use. Many legacy applications and games still depend heavily on single-thread speed.

passmark_singlethread #7 of 528
4,784
94%
Max: 5,097

About Intel Core Ultra 9 285HX

The Intel Core Ultra 9 285HX (Arrow Lake-HX) redefines high-core-count performance with its 24-core, 24-thread configuration, blending sheer throughput with efficient single-threaded prowess. Its 2.80 GHz base clock and 5.50 GHz turbo frequency suggest aggressive thermal headroom for sustained bursts, though the 55W TDP raises questions about real-world thermal throttling in sustained workloads. How does this balance of core density and clock speed translate to workloads like video rendering or scientific simulations? The 3 nm process node Intel’s most advanced likely offsets power density challenges, but the lack of hyperthreading compared to prior generations warrants scrutiny in multi-threaded efficiency.
  • Data Compression: 709,118 points (PassMark) highlights its throughput in zlib or LZMA algorithms
  • Floating Point Math: 210,220 points suggests raw FP32/FP64 capability for CAD or AI inference
  • Integer Math: 163,213 points reflects execution unit efficiency in database or compiler tasks
  • String Sorting: 87,568 points indicates memory subsystem latency and bandwidth trade-offs
The 36 MB shared L3 cache coupled with rumored tiered L1/L2 designs could be a linchpin in reducing latency for the Core Ultra 9 285HX’s hybrid architecture. Intel’s decision to optimize this chip for workstations or enthusiast desktops (via the BGA 2114 socket) implies a focus on low-latency memory configurations to feed its 24 cores. The 62,297 multithreaded score (PassMark) begs whether it outperforms Ryzen 9 or Xeon alternatives in thread-heavy tasks like 3D rendering or virtualization. Does Intel’s 3 nm node deliver sufficient IPC gains to justify the Ultra 9 285HX’s premium positioning, or is it banking on core count alone to justify its Q1 2025 launch timing?

The AMD Equivalent of Core Ultra 9 285HX

Looking for a similar processor from AMD? The AMD Ryzen 9 9955HX3D offers comparable performance and features in the AMD lineup.

AMD Ryzen 9 9955HX3D

AMD β€’ 16 Cores

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