INTEL

Intel Celeron 4305U

Intel processor specifications and benchmark scores

2
Cores
2
Threads
β€”
GHz Boost
15W
TDP
πŸ–₯️Integrated GPU

Intel Celeron 4305U Specifications

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Celeron 4305U Core Configuration

Processing cores and threading

The Intel Celeron 4305U features 2 physical cores and 2 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
2
Threads
2
SMP CPUs
1
⏱️

Celeron 4305U Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Celeron 4305U 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 Celeron 4305U by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.2 GHz
Boost Clock
N/A
Multiplier
22x
πŸ’Ύ

Intel's Celeron 4305U Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Celeron 4305U 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 Celeron 4305U's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
64 KB (per core)
L2 Cache
256 KB (per core)
L3 Cache
2 MB (shared)
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Whiskey Lake Architecture & Process

Manufacturing and design details

The Intel Celeron 4305U is built on Intel's 10 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 Celeron 4305U incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Whiskey Lake
Codename
Whiskey Lake-U
Process Node
10 nm
Foundry
Intel
Generation
Celeron (Whiskey Lake)
πŸ”’

Whiskey Lake Instruction Set Features

Supported CPU instructions and extensions

The Celeron 4305U 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
FMA3
AES-NI
F16C
BMI1
BMI2
Intel 64
VT-x
VT-d
πŸ”Œ

Celeron 4305U Power & Thermal

TDP and power specifications

The Intel Celeron 4305U has a TDP (Thermal Design Power) of 15W, 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
15W
Tj Max
100Β°C
Configurable TDP
12.5 W
πŸ”§

Intel BGA 1528 Platform & Socket

Compatibility information

The Celeron 4305U uses the Intel BGA 1528 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 1528
PCIe
Gen 3, 16 Lanes(CPU only)
Package
FC-BGA14F
DDR5

Intel BGA 1528 Memory Support

RAM compatibility and speeds

Memory support specifications for the Celeron 4305U 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 Celeron 4305U 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
DDR4
Memory Bus
Dual-channel
Memory Bandwidth
34.1 GB/s
πŸ–₯️

Intel's Celeron 4305U Integrated Graphics

Built-in GPU specifications

The Intel Celeron 4305U 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 Celeron 4305U 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
UHD Graphics 620
Graphics Model
UHD Graphics 620
πŸ“¦

Celeron 4305U Product Information

Release and pricing details

The Intel Celeron 4305U 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 Celeron 4305U by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Apr 2019
Launch Price
$107
Market
Mobile
Status
End-of-life
Part Number
SRFG1SRESL

Celeron 4305U 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 Celeron 4305U performs in parallel rendering workloads.

cinebench_cinebench_r15_multicore #1683 of 1788
133
1%
Max: 14,978
Compare with other CPUs

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 Celeron 4305U. The more demanding workload provides better differentiation between current-generation processors. Content creators and 3D artists use this benchmark to estimate real-world render performance.

cinebench_cinebench_r20_multicore #1680 of 1788
557
1%
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 Celeron 4305U. The increased complexity provides more accurate performance differentiation between modern CPUs. Single-thread performance remains critical for gaming and applications with serial bottlenecks.

cinebench_cinebench_r20_singlecore #1683 of 1784
78
1%
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 Celeron 4305U after thermal limits kick in. The longer duration exposes cooling limitations that shorter benchmarks miss. Professional users rely on R23 scores to predict real-world rendering performance under sustained workloads.

cinebench_cinebench_r23_multicore #1680 of 1788
1,327
1%
Max: 148,601
Compare with other CPUs

πŸ† Top 5 Performers

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Celeron 4305U maintains boost clocks under continuous load. The extended runtime shows whether thermal throttling affects single-core performance. This score is particularly important for understanding real-world responsiveness beyond initial boost behavior.

cinebench_cinebench_r23_singlecore #1681 of 1788
187
1%
Max: 20,979
Compare with other CPUs

geekbench_multicoreSource

Geekbench multi-core tests Intel Celeron 4305U across real-world workloads including image processing, machine learning, and data compression. All available threads are utilized to measure parallel performance. Higher scores indicate better capability in multitasking and content creation. The cross-platform nature of Geekbench allows direct comparison with systems running different operating systems.

geekbench_multicore #566 of 711
1,330
6%
Max: 22,515
Compare with other CPUs

geekbench_singlecoreSource

Geekbench single-core measures how fast one thread of Intel Celeron 4305U can process tasks like web browsing and document editing. This score correlates with how snappy the system feels during normal use. Many applications still depend primarily on single-thread performance. Gaming performance is also heavily influenced by single-core speed in CPU-limited scenarios.

geekbench_singlecore #507 of 711
758
22%
Max: 3,401

About Intel Celeron 4305U

Fabricated on Intel’s refined 10 nm process, the Intel Celeron 4305U chip from Intel is an entry-level dual-core processor designed for basic computing tasks. This manufacturing node provides efficiency, allowing the chip to operate within a modest 15W TDP for cooler and quieter systems. With a base clock of 2.20 GHz and no turbo boost, its performance profile is deliberately streamlined for cost-sensitive laptops and mini-PCs. In synthetic benchmarks, the chip posts a Geekbench 5 multi-core score of approximately 1,330 points. This positions the processor squarely for lightweight applications like web browsing and document editing. The 10 nm architecture is a key factor in its power-sipping characteristics.

A detailed look at benchmark scores reveals the exact capability tier of this Celeron processor. Its single-core performance, measured at 758 points in Geekbench 5 and 187 in Cinebench R23, is sufficient for responsive basic task handling. The multi-core results, such as 1,327 points in Cinebench R23, highlight the limitation of having only two physical cores and two threads. These figures translate to adequate performance for a secondary device but will struggle with multitasking or heavier workloads. When evaluating the Intel Celeron 4305U chip from Intel, it is clear raw performance was traded for affordability and efficiency. Its scores are a direct reflection of its intended use in the most budget-conscious segments of the market.

When positioned against competitors, the Intel Celeron 4305U chip from Intel faces stiff competition from both older Intel parts and contemporary AMD Athlon solutions. Its dual-core design without hyper-threading is a significant limitation in an era where even budget chips often feature four threads. The processor is best understood as a component for OEMs to hit specific low price points in entry-level notebooks. For users, this means acceptable performance for very light duties but potential frustration with more demanding applications. Its competitive edge lies solely in system cost and power efficiency, not in computational prowess. Choosing a device with this CPU requires careful consideration of one's performance expectations.

System build or purchase recommendations for the Intel Celeron 4305U chip from Intel hinge on managing expectations and pairing it with appropriate hardware. This CPU is not suited for gaming or creative work but can serve well in specific, limited scenarios. Consider the following optimal configuration points for a system built around this processor:

  1. Pair with at least 8GB of RAM to prevent memory from becoming the primary bottleneck during basic multitasking.
  2. Opt for a solid-state drive (SSD) unconditionally, as it will dramatically improve system responsiveness over a hard disk drive.
  3. Integrated Intel UHD Graphics are adequate only for display output and very casual video playback.
  4. Target fanless or low-noise cooling solutions, as the 15W TDP generates minimal heat under typical loads.
  5. Deploy strictly as a dedicated device for web-based applications, light office work, or as a terminal for cloud services.

The AMD Equivalent of Celeron 4305U

Looking for a similar processor from AMD? The AMD Ryzen 5 PRO 3500U offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 PRO 3500U

AMD β€’ 4 Cores

View Specs Compare

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