Core i9-14900KS vs Celeron B815

Primary details

Comparing Celeron B815 and Core i9-14900KS processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	53
Place by popularity	not in top-100	5
Market segment	Laptop	Desktop processor
Series	Intel Celeron	no data
Architecture codename	Sandy Bridge (2011−2013)	Raptor Lake-R
Release date	1 January 2012 (12 years ago)	March 2024 (recently)
Launch price (MSRP)	$86	no data
Current price	$34 (0.4x MSRP)	$647

Detailed specifications

Celeron B815 and Core i9-14900KS 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)	24 (Tetracosa-Core)
Threads	2	32
Base clock speed	1.6 GHz	3.2 GHz
Boost clock speed	1.6 GHz	5.9 GHz
Bus support	4 × 5 GT/s	no data
L1 cache	128 KB	80 KB (per core)
L2 cache	512 KB	2 MB (per core)
L3 cache	2 MB (shared)	36 MB (shared)
Chip lithography	32 nm	Intel 7 nm
Die size	131 mm2	257 mm2
Maximum core temperature	100 °C	100 °C
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	No	Yes

Compatibility

Information on Celeron B815 and Core i9-14900KS 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	FCPGA988,PGA988	FCLGA1700
Power consumption (TDP)	35 Watt	150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron B815 and Core i9-14900KS. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	-	+
FMA	+	no data
AVX	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
My WiFi	-	no data
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
TSX	no data	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
Demand Based Switching	-	no data
Turbo Boost Max 3.0	no data	+
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	Launched

Security technologies

Celeron B815 and Core i9-14900KS technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
Secure Key	no data	+
OS Guard	no data	+
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron B815 and Core i9-14900KS are enumerated here.

VT-d	-	+
VT-x	+	+
EPT	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron B815 and Core i9-14900KS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5-5600, DDR4-3200
Maximum memory size	16 GB	192 GB
Max memory channels	2	2
Maximum memory bandwidth	21.3 GB/s	89.6 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	Intel UHD Graphics 770
Quick Sync Video	-	+
Clear Video HD	-	+
Graphics max frequency	1.05 GHz	1.65 GHz
Execution Units	no data	32

Graphics interfaces

Available interfaces and connections of Celeron B815 and Core i9-14900KS integrated GPUs.

Number of displays supported	2	4
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
SDVO	+	no data
CRT	+	no data

Graphics image quality

Maximum display resolutions supported by Celeron B815 and Core i9-14900KS integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096 x 2160 @ 60Hz
Max resolution over eDP	no data	5120 x 3200 @ 120Hz
Max resolution over DisplayPort	no data	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Celeron B815 and Core i9-14900KS integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by Celeron B815 and Core i9-14900KS.

PCIe version	2.0	5.0 and 4.0
PCI Express lanes	16	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.

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Pros & cons summary

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Physical cores	2	24
Threads	2	32
Power consumption (TDP)	35 Watt	150 Watt

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Should you still have questions on choice between Celeron B815 and Core i9-14900KS, ask them in Comments section, and we shall answer.

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