INTEL

Intel Core Ultra 3 205

Intel processor specifications and benchmark scores

8
Cores
8
Threads
4.9
GHz Boost
57W
TDP
Integrated GPU

At a Glance

Intel
Cores / Threads 8C / 8T
Boost Clock 4.9 GHz
Base Clock 3.8 GHz
L3 Cache 15 MB (shared)
TDP 57W
Architecture Arrow Lake
Socket Intel Socket 1851
nm
Process 3 nm
Released Aug 2025

Intel Core Ultra 3 205 Specifications

Core Ultra 3 205 Core Configuration

Processing cores and threading

The Intel Core Ultra 3 205 features 8 physical cores and 8 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
8
Threads
8
Hybrid Cores
P-Cores: 4 E-Cores: 4
SMP CPUs
1

Ultra 3 205 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core Ultra 3 205 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 3 205 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
3.8 GHz
Boost Clock
4.9 GHz
P-Core Turbo
4.7 GHz
E-Core Frequency
3.2 GHz up to 4.4 GHz
Multiplier
38x

Intel's Core Ultra 3 205 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Ultra 3 205 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 3 205'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
15 MB (shared)

Arrow Lake Architecture & Process

Manufacturing and design details

The Intel Core Ultra 3 205 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 3 205 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Arrow Lake
Codename
Arrow Lake-S
Process Node
3 nm
Foundry
TSMC
Transistors
17,800 million
Die Size
243 mm²
Generation
Ultra 3 (Arrow Lake)

Arrow Lake Instruction Set Features

Supported CPU instructions and extensions

The Core Ultra 3 205 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

Power & Thermal

TDP and power specifications

The Intel Core Ultra 3 205 has a TDP (Thermal Design Power) of 57W, 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
57W
PL1 (Base Power)
57 W
PL2 (Turbo Power)
76 W
Tj Max
105°C

Intel Socket 1851 Platform & Socket

Compatibility information

The Core Ultra 3 205 uses the Intel Socket 1851 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 Socket 1851
Chipsets
Z890, B860, W880, Q870, H810
PCIe
Gen 5, 20 Lanes(CPU only)
Package
FC-LGA18W
DDR5

Intel Socket 1851 Memory Support

RAM compatibility and speeds

Memory support specifications for the Ultra 3 205 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 3 205 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

Intel's Core Ultra 3 205 Integrated Graphics

Built-in GPU specifications

The Intel Core Ultra 3 205 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 3 205 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 16EU
Graphics Model
Arc Xe-LPG Graphics 16EU

Product Information

Release and pricing details

The Intel Core Ultra 3 205 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 3 205 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Aug 2025
Launch Price
$140
Market
Desktop
Status
Active
Part Number
SRVFC

About Intel Core Ultra 3 205

Intel Core Ultra 3 205 is a desktop processor built on the Arrow Lake architecture, produced by Intel for the Core Ultra Series 2 lineup. It pairs 8 cores with 8 threads, running at a base clock of 3.80 GHz and reaching a boost clock of 4.90 GHz, while holding a thermal design power of 57 W. The chip is fabricated on a 3 nm process node from TSMC, incorporating 17,800 million transistors on a 243 mm² die.

Benchmark Performance

The Core Ultra 3 205 has a benchmark-derived percentile ranking of 50 among all CPUs, placing it exactly at the midpoint of the performance distribution. This indicates that the processor delivers a median level of compute capability relative to the broader market, not excelling in any extreme but also not lagging behind the majority of contenders. The average benchmark score is recorded as 0, which suggests that no standardized aggregate performance metric has been established for this part in the dataset; the percentile field is the primary comparative tool available.

With 8 cores and 8 threads, the processor lacks simultaneous multithreading, meaning each core handles a single thread. This configuration typically favors workloads that scale with raw core count rather than thread oversubscription. The 4.90 GHz boost clock provides a high-frequency ceiling for bursty, latency-sensitive tasks, while the 3.80 GHz base clock ensures sustained performance under continuous load. The 57 W TDP classifies this chip as an efficient, mainstream part, likely to maintain boost clocks for extended periods without significant thermal throttling in a capable air cooler. Because the nearestRivals list is empty, direct percentage comparisons against specific competitors cannot be made; instead, the 50th percentile is the anchor, meaning the Core Ultra 3 205 sits at the median of all tested CPUs, outperforming roughly half of them and trailing the other half.

In multi-threaded scenarios, the 8-core, 8-thread design will deliver predictable scaling in applications that utilize all cores equally, but it will not match the performance of parts with higher thread counts from the same generation, which typically occupy higher percentiles. Single-thread performance, driven by the 4.90 GHz boost, should be competitive, as the architecture’s IPC (instructions per clock) improvements from Arrow Lake contribute to strong per-core efficiency. The absence of an unlocked multiplier means overclocking is not an option, so the stock boost clock is the definitive ceiling for single-core speed.

Who Should Consider It

Gamers building a mid-range desktop will find the Core Ultra 3 205 adequate for most modern titles, given its high boost clock of 4.90 GHz which benefits game engines that rely on a few fast cores. The 8-core count is sufficient for contemporary games that utilize up to 6 or 8 threads, and the 50th percentile ranking suggests it will not bottleneck mid-tier graphics cards in typical resolutions. However, enthusiasts seeking maximum frame rates in CPU-bound titles at high refresh rates may want parts above the median, as the data does not indicate any exceptional headroom over the average CPU.

Content creators working on video editing or 3D rendering will see moderate performance. The 8 threads limit parallel processing, so heavily threaded tasks like software-based rendering or large-scale compilation will not scale beyond 8 threads, placing the processor below parts with 16 or more threads that typically rank higher in the percentile distribution. For light photo editing or document work, the processor is more than sufficient, as these tasks are often single-threaded and benefit from the 4.90 GHz boost clock. Office productivity, web browsing, and spreadsheet work will feel responsive, with the base clock of 3.80 GHz handling routine workloads without strain.

Users who prefer a locked, efficient processor for a compact or silent build will appreciate the 57 W TDP, which reduces cooling requirements and power consumption compared to higher-end chips. The integrated Arc Xe-LPG Graphics with 16 execution units provides basic display output and hardware acceleration for video playback, eliminating the need for a discrete GPU in non-gaming office or HTPC scenarios. The 50th percentile ranking confirms that this is a balanced, mainstream option, not a specialist tool for extreme compute.

How It Compares

Since the nearestRivals list is empty, this section cannot detail specific percentage deltas against named competitors. The benchmark data provides no direct rival scores or deltaPct values to analyze. Therefore, the positioning must be inferred from the 50th percentile field, which places the Core Ultra 3 205 at the median of all CPUs in the database. This means it is statistically indistinguishable from the average processor in terms of overall benchmark performance, neither dominating nor being dominated by the typical chip.

In the absence of rival data, the comparison is limited to internal characteristics. The 8-core, 8-thread configuration is a deliberate choice for mainstream users, sacrificing multi-threading for simpler power management and potentially lower cost. The 4.90 GHz boost clock is high, suggesting strong single-thread performance that could rival or exceed parts with lower clocks but more threads, depending on the workload. The 15 MB of shared L3 cache is moderate, likely sufficient for gaming but not for large dataset workloads that benefit from larger caches found in higher-tier processors. The 57 W TDP is low for a desktop part, indicating it will run cooler and quieter than higher-TDP chips, which often occupy higher percentile rankings due to more cores or higher sustained clocks.

Platform and Compatibility

The Core Ultra 3 205 fits the Intel Socket 1851, which is the mounting interface for the Core Ultra Series 2 desktop processors. This socket supports the Arrow Lake architecture, and the processor itself is built on the Arrow Lake-S codename. The memory controller is dual-channel, supporting only DDR5 memory with a theoretical bandwidth of 102.4 GB/s. ECC memory is not supported, so error-correcting memory modules cannot be used with this processor. The platform provides PCIe Gen 5 connectivity with 20 lanes available from the CPU, enabling high-speed connection to compatible graphics cards and NVMe storage devices. The processor includes integrated graphics in the form of Arc Xe-LPG Graphics with 16 execution units, allowing for display output without a discrete GPU. The process node is 3 nm, manufactured by TSMC, which contributes to power efficiency, as reflected in the 57 W TDP.

The upgrade path on Socket 1851 is limited to other Core Ultra Series 2 processors, as the socket is specific to this generation. Since the Core Ultra 3 205 is at the lower end of the lineup, users could potentially upgrade to a higher-tier chip within the same series without changing the motherboard, provided the board supports the specific power delivery and feature set required. However, the multiplier is locked, so users cannot overclock this processor; any performance tuning would be limited to memory overclocking or adjusting power limits within the motherboard’s BIOS. The production status is active, meaning the processor is currently available for purchase. The part number is SRVFC, which is used for identification and compatibility checks.

FAQ

Q: Does the Intel Core Ultra 3 205 support ECC memory?

A: No, ECC memory is not supported, so the processor can only be used with non-ECC DDR5 modules.

Q: What is the maximum memory bandwidth of the Core Ultra 3 205?

A: The memory bus is dual-channel, and the theoretical memory bandwidth is 102.4 GB/s.

Q: Can the Core Ultra 3 205 be overclocked?

A: No, the multiplier is locked, which prevents overclocking of the core clocks. The boost clock of 4.90 GHz is the maximum attainable frequency.

Q: How many PCIe lanes does the processor provide?

A: It provides 20 PCIe Gen 5 lanes from the CPU, which can be used for graphics cards and storage devices.

Q: What integrated graphics does the Core Ultra 3 205 have?

A: It includes Arc Xe-LPG Graphics with 16 execution units, which allows for basic display output and video acceleration without a discrete GPU.

Q: What is the core and thread count of this processor?

A: It has 8 cores and 8 threads, with no multithreading support, meaning each core processes one thread at a time.

Detailed benchmark scores and charts for the Intel Core Ultra 3 205 are below.

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 3 205 performs in parallel rendering workloads like video production and 3D animation. Higher scores mean faster render times in professional applications.

cinebench_cinebench_r15_multicore #499 of 1967
2,001
13%
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 3 205 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 #429 of 1400
282
13%
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 3 205.

cinebench_cinebench_r20_multicore #418 of 1786
8,339
13%
Max: 62,412

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 3 205.

cinebench_cinebench_r20_singlecore #413 of 1776
1,177
13%
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 3 205 after thermal limits kick in.

cinebench_cinebench_r23_multicore #415 of 1938
19,856
13%
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 3 205 maintains boost clocks under continuous load.

cinebench_cinebench_r23_singlecore #342 of 1923
2,803
13%
Max: 20,979

passmark_data_compressionSource

Data compression measures how fast Intel Core Ultra 3 205 can compress and decompress files. This is important for archiving, backup software, and file transfer applications.

passmark_data_compression #431 of 696
260,651
5%
Max: 5,679,990
Compare with other CPUs

Top 5 Performers

#1 AMD EPYC 9965
5,679,990
#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 3 205 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 #320 of 696
18,772
5%
Max: 348,449
Compare with other CPUs

Top 5 Performers

#1 AMD EPYC 9965
348,449
#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 3 205 performance using SSE and AVX instruction sets. These specialized instructions accelerate multimedia, scientific, and AI workloads.

passmark_extended_instructions #316 of 696
22,578
6%
Max: 383,298
Compare with other CPUs

passmark_find_prime_numbersSource

Find prime numbers tests Intel Core Ultra 3 205 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 #173 of 696
268
11%
Max: 2,422

passmark_floating_point_mathSource

Floating point math measures how Intel Core Ultra 3 205 handles decimal calculations critical for scientific computing and 3D rendering. This affects performance in CAD and physics simulations.

passmark_floating_point_math #263 of 696
75,136
7%
Max: 1,153,453
Compare with other CPUs

passmark_integer_mathSource

Integer math tests how fast Intel Core Ultra 3 205 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 #533 of 696
54,755
3%
Max: 1,926,069
Compare with other CPUs

Top 5 Performers

#1 AMD EPYC 9965
1,926,069
#2 AMD EPYC 9845
1,687,531
#3 AMD EPYC 9755
1,549,946
#4 AMD EPYC 9655P
1,225,251
#5 AMD EPYC 9745
1,224,315

passmark_multithreadSource

PassMark multi-thread tests Intel Core Ultra 3 205 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 #344 of 696
26,167
15%
Max: 171,200
Compare with other CPUs

passmark_physicsSource

Physics tests how Intel Core Ultra 3 205 handles physics simulations used in games and engineering software. This measures performance in calculating object interactions and movements.

passmark_physics #253 of 696
2,016
7%
Max: 27,806
Compare with other CPUs

passmark_random_string_sortingSource

Random string sorting measures how fast Intel Core Ultra 3 205 can organize text data. This is important for database operations, search indexing, and data processing applications.

passmark_random_string_sorting #406 of 696
31,083
5%
Max: 633,030
Compare with other CPUs

Top 5 Performers

#1 AMD EPYC 9965
633,030
#2 AMD EPYC 9755
571,185
#3 AMD EPYC 9845
538,060
#4 AMD EPYC 9745
468,975
#5 AMD EPYC 9655P
451,824

passmark_single_threadSource

PassMark single-thread measures per-core performance of Intel Core Ultra 3 205 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 #42 of 696
4,575
90%
Max: 5,087

passmark_singlethreadSource

PassMark single-thread measures per-core performance of Intel Core Ultra 3 205 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 #41 of 696
4,575
90%
Max: 5,087

The AMD Equivalent of Core Ultra 3 205

Looking for a similar processor from AMD? The AMD Ryzen 5 9500F offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 9500F

AMD • 6 Cores

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