Ultra 5 245K vs Celeron 6305

Primary details

Comparing Celeron 6305 and Core Ultra 5 245K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2276	172
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	79.15
Market segment	Laptop	Desktop processor
Series	Intel Tiger Lake	no data
Power efficiency	8.26	21.05
Architecture codename	Tiger Lake-U (2020)	Arrow Lake-S (2024−2025)
Release date	1 September 2020 (4 years ago)	24 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$309

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Celeron 6305 and Core Ultra 5 245K basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	2 (Dual-core)	14 (Tetradeca-Core)
Performance-cores	no data	6
Efficient-cores	no data	8
Threads	2	14
Base clock speed	no data	4.2 GHz
Boost clock speed	1.8 GHz	5.2 GHz
Bus rate	4 GT/s	159 MHz
L1 cache	160 KB	112 KB (per core)
L2 cache	2.5 MB	3 MB (per core)
L3 cache	4 MB	24 MB (shared)
Chip lithography	10 nm SuperFin	3 nm
Die size	no data	243 mm2
Maximum core temperature	100 °C	no data
Number of transistors	no data	17,800 million
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	-	+

Compatibility

Information on Celeron 6305 and Core Ultra 5 245K compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	FCBGA1449	FCLGA1851
Power consumption (TDP)	15 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 6305 and Core Ultra 5 245K. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	+	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	no data
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
SIPP	-	+
Deep Learning Boost	+	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Security technologies

Celeron 6305 and Core Ultra 5 245K technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	no data	+
Secure Key	no data	+
SGX	-	no data
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 6305 and Core Ultra 5 245K are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 6305 and Core Ultra 5 245K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5-6400
Maximum memory size	64 GB	192 GB
Max memory channels	2	2
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics for 11th Gen Intel Processors	Intel® Graphics
Quick Sync Video	+	+
Clear Video HD	+	no data
Graphics max frequency	1.25 GHz	1.9 GHz
Execution Units	48	no data

Graphics interfaces

Available interfaces and connections of Celeron 6305 and Core Ultra 5 245K integrated GPUs.

Number of displays supported

4

4

Graphics image quality

Maximum display resolutions supported by Celeron 6305 and Core Ultra 5 245K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096x2304@60Hz	4K @ 60Hz (HDMI 2.1 TMDS) 8K @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP	4096x2304@60Hz	4K @ 60Hz
Max resolution over DisplayPort	7680x4320@60Hz	8K @ 60Hz

Graphics API support

APIs supported by Celeron 6305 and Core Ultra 5 245K integrated GPUs, sometimes API versions are included.

DirectX	12.1	12
OpenGL	4.6	4.5

Peripherals

Specifications and connection of peripherals supported by Celeron 6305 and Core Ultra 5 245K.

PCIe version	no data	5.0 and 4.0
PCI Express lanes	no data	20

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

---

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

---

Pros & cons summary

---

Performance score	1.31	27.81
Recency	1 September 2020	24 October 2024
Physical cores	2	14
Threads	2	14
Chip lithography	10 nm	3 nm
Power consumption (TDP)	15 Watt	125 Watt

---

Should you still have questions on choice between Celeron 6305 and Core Ultra 5 245K, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---