Core i9-13900KS: specs and benchmarks

Summary

Intel started Core i9-13900KS sales 12 January 2023 at a recommended price of $699. Based on a Raptor Lake-S architecture, this desktop processor is primarily aimed at home systems. It has 24 cores and 32 threads, and is based on Intel 7 manufacturing technology, with a max turbo frequency of 5800 MHz and an unlocked multiplier.

Compatibility-wise, this is FCLGA1700 processor with a TDP of 150 Watt and a maximum temperature of 72 °C. It supports DDR5-5600, DDR4-3200 memory.

Primary details

Core i9-13900KS processor market type (desktop or notebook), architecture, sales start time and pricing.

Place in the ranking	74
Place by popularity	not in top-100
Cost-effectiveness evaluation	53.02
Market segment	Desktop processor
Power efficiency	24.44	of 100.00 (Core Ultra 7 164U)
Architecture codename	Raptor Lake-S (2023−2024)
Release date	12 January 2023 (1 year ago)
Launch price (MSRP)	$699	of 17,906 (Xeon Platinum 8280L)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.

Physical cores	24 (Tetracosa-Core)
Threads	32
Base clock speed	3.2 GHz	of 4.7 GHz (Ryzen 9 7900X)
Boost clock speed	5.8 GHz	of 6.2 GHz (Core i9-14900KS)
L1 cache	80K (per core)	of 80 KB (EPYC 9965)
L2 cache	2 MB (per core)	of 2 MB (Xeon 6980P)
L3 cache	36 MB (shared)	of 1152 MB (EPYC 9684X)
Chip lithography	Intel 7 nm	of 3 nm (Core Ultra 9 285K)
Die size	257 mm2
Maximum core temperature	100 °C	of 110 °C (Core Ultra 9 185H)
Maximum case temperature (TCase)	72 °C	of 105 °C (Core i7-5950HQ)
64 bit support	+
Windows 11 compatibility	+
Unlocked multiplier	+

Compatibility

Information on Core i9-13900KS compatibility with other computer components and devices: 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	of 8 (Xeon Platinum 8454H)
Socket	FCLGA1700
Power consumption (TDP)	150 Watt	of 3100 ‑ 4500 (Ryzen 7 7435H)

Technologies and extensions

Technological capabilities and additional instructions supported by Core i9-13900KS. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+
AVX	+
Enhanced SpeedStep (EIST)	+
Speed Shift	+
Turbo Boost Technology	2.0
Hyper-Threading Technology	+
TSX	+
Idle States	+
Thermal Monitoring	+
Turbo Boost Max 3.0	+
Deep Learning Boost	+

Security technologies

Processor technologies aimed at improving security, for example, by protecting against hacks.

TXT	+
EDB	+
Secure Key	+
OS Guard	+

Virtualization technologies

Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.

VT-d	+
VT-x	+
EPT	+

Memory specs

Types, maximum amount and channel number of RAM supported by Core i9-13900KS's memory controller. Depending on the motherboard, higher memory frequency may be supported.

Supported memory types	DDR5-5600, DDR4-3200
Maximum memory size	192 GB	of 6 TiB (EPYC 9654)
Max memory channels	2	of 12 (Xeon Platinum 9221)
Maximum memory bandwidth	89.6 GB/s	of 460.8 GB/s (EPYC 9654)
ECC memory support	+

Graphics specifications

General parameters of a GPU integrated into Core i9-13900KS.

Integrated graphics card	Intel UHD Graphics 770
Quick Sync Video	+
Clear Video HD	+
Graphics max frequency	1.65 GHz
Execution Units	32

Graphics interfaces

Available interfaces and connections of Core i9-13900KS's integrated GPU.

Number of displays supported

4

Graphics image quality

Maximum display resolutions supported by Core i9-13900KS's integrated GPU, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2160 @ 60Hz
Max resolution over eDP	5120 x 3200 @ 120Hz
Max resolution over DisplayPort	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i9-13900KS's integrated GPU, sometimes API versions are included.

DirectX	12
OpenGL	4.5

Peripherals

Specifications and connection types of supported peripherals.

PCIe version	5.0 and 4.0
PCI Express lanes	20	of 128 (EPYC 9655P)

Benchmark performance

Single-core and multi-core benchmark results of Core i9-13900KS. Overall benchmark performance is measured in points in 0-100 range, higher is better.

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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.

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Closest competitors

Core i9-13900KS's performance relative to its closest rivals among desktop CPUs.

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