Ultra 5 245K vs i9-14900KS

VS

Aggregate performance score

Core i9-14900KS
2024
24 cores / 32 threads, 150 Watt
40.05
+43.5%
Core Ultra 5 245K
2024
14 cores / 14 threads, 125 Watt
27.90

Core i9-14900KS outperforms Core Ultra 5 245K by a considerable 44% based on our aggregate benchmark results.

Primary details

Comparing Core i9-14900KS and Core Ultra 5 245K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking69177
Place by popularity8not in top-100
Cost-effectiveness evaluationno data73.30
Market segmentDesktop processorDesktop processor
Power efficiency24.7920.73
Architecture codenameRaptor Lake-R (2023−2024)Arrow Lake-S (2024−2025)
Release dateMarch 2024 (recently)24 October 2024 (recently)
Launch price (MSRP)$689$309

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i9-14900KS 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 cores24 (Tetracosa-Core)14 (Tetradeca-Core)
Threads3214
Base clock speed3.2 GHz4.2 GHz
Boost clock speed5.9 GHz5.2 GHz
Bus rateno data159 MHz
L1 cache80 KB (per core)112 KB (per core)
L2 cache2 MB (per core)3 MB (per core)
L3 cache36 MB (shared)24 MB (shared)
Chip lithographyIntel 7 nm3 nm
Die size257 mm2243 mm2
Maximum core temperature100 °Cno data
Number of transistorsno data17,800 million
64 bit support++
Unlocked multiplier++

Compatibility

Information on Core i9-14900KS 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 configuration11
SocketFCLGA17001851
Power consumption (TDP)150 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-14900KS and Core Ultra 5 245K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX++
Idle States+no data
Thermal Monitoring+-
SIPP-+
Turbo Boost Max 3.0+no data
Deep Learning Boost+-

Security technologies

Core i9-14900KS and Core Ultra 5 245K technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-14900KS and Core Ultra 5 245K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-14900KS and Core Ultra 5 245K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-5600, DDR4-3200DDR5
Maximum memory size192 GBno data
Max memory channels2no data
Maximum memory bandwidth89.6 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 770Arc Xe2 Graphics 64EU
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency1.65 GHzno data
Execution Units32no data

Graphics interfaces

Available interfaces and connections of Core i9-14900KS and Core Ultra 5 245K integrated GPUs.

Number of displays supported4no data

Graphics image quality

Maximum display resolutions supported by Core i9-14900KS and Core Ultra 5 245K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096 x 2160 @ 60Hzno data
Max resolution over eDP5120 x 3200 @ 120Hzno data
Max resolution over DisplayPort7680 x 4320 @ 60Hzno data

Graphics API support

APIs supported by Core i9-14900KS and Core Ultra 5 245K integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i9-14900KS and Core Ultra 5 245K.

PCIe version5.0 and 4.05.0
PCI Express lanes1620

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.

i9-14900KS 40.05
+43.5%
Ultra 5 245K 27.90

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i9-14900KS 62429
+43.5%
Ultra 5 245K 43496

Gaming performance

Pros & cons summary


Performance score 40.05 27.90
Physical cores 24 14
Threads 32 14
Power consumption (TDP) 150 Watt 125 Watt

i9-14900KS has a 43.5% higher aggregate performance score, and 71.4% more physical cores and 128.6% more threads.

Ultra 5 245K, on the other hand, has 20% lower power consumption.

The Core i9-14900KS is our recommended choice as it beats the Core Ultra 5 245K in performance tests.


Should you still have questions on choice between Core i9-14900KS 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.


Intel Core i9-14900KS
Core i9-14900KS
Intel Core Ultra 5 245K
Core Ultra 5 245K

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.5 842 votes

Rate Core i9-14900KS on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.3 18 votes

Rate Core Ultra 5 245K on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i9-14900KS or Core Ultra 5 245K, agree or disagree with our judgements, or report an error or mismatch.