PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Core i9-13900T vs Core Ultra 5 245KF FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core i9-13900T vs Core Ultra 5 245KF: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core i9-13900T

2023

Why buy it

✅Better for gaming: +3.0% higher average FPS across 50 shared CPU benchmark tests.
✅+50% larger total L3 cache (36 MB vs 24 MB).
✅Draws 35W instead of 125W, a 90W reduction.

Trade-offs

❌Lower PassMark (42,735 vs 43,424).
❌Lower PassMark per dollar, at 77.8 vs 147.7 PassMark/$ ($549 MSRP vs $294 MSRP).

Core Ultra 5 245KF

2024

Why buy it

✅+1.6% higher PassMark.
✅Costs $255 less on MSRP ($294 MSRP vs $549 MSRP).
✅Delivers 89.7% more PassMark for each dollar spent, at 147.7 vs 77.8 PassMark/$ ($294 MSRP vs $549 MSRP).

Trade-offs

❌Worse for gaming: lower average FPS than Core i9-13900T across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (24 MB vs 36 MB).
❌257.1% higher power demand at 125W vs 35W.

Quick Answers

So, is Core Ultra 5 245KF better than Core i9-13900T?

It depends on what you want from the system. For gaming, Core i9-13900T is ahead with a 3.0% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core Ultra 5 245KF pulls ahead with 1.6% better PassMark. Core i9-13900T also has the bigger cache pool with 50% larger total L3 cache (36 MB vs 24 MB).

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core Ultra 5 245KF is the stronger fit. You are getting 1.6% better PassMark, backed by 14 cores and 14 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Core Ultra 5 245KF is the better buy right now. Core Ultra 5 245KF comes in $255 cheaper on MSRP at $294 MSRP versus $549 MSRP, and it still gives you 1.6% better PassMark. The compromise is that Core i9-13900T is still the better pure gaming CPU with a 3.0% average FPS lead across 50 shared CPU game tests in our data. It is also 89.7% better value on MSRP (147.7 vs 77.8 PassMark/$), so you are getting the faster CPU without taking a value hit on paper. That said, if you already own a compatible LGA1700 + DDR5 setup, Core i9-13900T can still make sense as a platform-matched option because it avoids a motherboard and RAM swap, but on MSRP alone you would want to find it meaningfully cheaper in real-world listings before that path becomes easy to justify.

Which one is more future-proof for 2026 and beyond?

Core Ultra 5 245KF makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023) and more multi-core headroom with 14 cores / 14 threads instead of 24/32. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i9-13900T vs Core Ultra 5 245KF Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core i9-13900T

The Core i9-13900T is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-S (2023−2024) architecture. It features 24 cores and 32 threads. Base frequency is 1.1 GHz, with boost up to 5.3 GHz. L3 cache: 36 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 35 Watt. Memory support: DDR5-5600, DDR4-3200. Passmark benchmark score: 42,735 points. Launch price was $549.

Core Ultra 5 245KF

The Core Ultra 5 245KF is manufactured by Intel. It was released in 24 October 2024 (1 year ago). It is based on the Arrow Lake-S (2024−2025) architecture. It features 14 cores and 14 threads. Base frequency is 4.2 GHz, with boost up to 5.2 GHz. L3 cache: 24 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 125 Watt. Memory support: DDR5-6400. Passmark benchmark score: 43,424 points. Launch price was $294.

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Processing Power

The Core i9-13900T packs 24 cores / 32 threads, while the Core Ultra 5 245KF offers 14 cores / 14 threads — the Core i9-13900T has 10 more cores. Boost clocks reach 5.3 GHz on the Core i9-13900T versus 5.2 GHz on the Core Ultra 5 245KF — a 1.9% clock advantage for the Core i9-13900T (base: 1.1 GHz vs 4.2 GHz). The Core i9-13900T uses the Raptor Lake-S (2023−2024) architecture (Intel 7 nm), while the Core Ultra 5 245KF uses Arrow Lake-S (2024−2025) (3 nm). In PassMark, the Core i9-13900T scores 42,735 against the Core Ultra 5 245KF's 43,424 — a 1.6% lead for the Core Ultra 5 245KF. L3 cache: 36 MB (total) on the Core i9-13900T vs 24 MB (total) on the Core Ultra 5 245KF.

Feature	Core i9-13900T	Core Ultra 5 245KF
Cores / Threads	24 / 32+71%	14 / 14
Boost Clock	5.3 GHz+2%	5.2 GHz
Base Clock	1.1 GHz	4.2 GHz+282%
L3 Cache	36 MB (total)+50%	24 MB (total)
L2 Cache	2 MB (per core)	3 MB (per core)+50%
Process	Intel 7 nm	3 nm-57%
Architecture	Raptor Lake-S (2023−2024)	Arrow Lake-S (2024−2025)
PassMark	42,735	43,424+2%

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Memory & Platform

The Core i9-13900T uses the LGA1700 socket (PCIe 5.0), while the Core Ultra 5 245KF uses LGA1851 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the Core i9-13900T versus 6400 on the Core Ultra 5 245KF — the Core Ultra 5 245KF supports 14.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 192 of RAM. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: Raptor Lake-HX (Core i9-13900T) and Z890,B860 (Core Ultra 5 245KF).

Feature	Core i9-13900T	Core Ultra 5 245KF
Socket	LGA1700	LGA1851
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	5600	6400+14%
Max RAM Capacity	192	192
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	20	20

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Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Core i9-13900T supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Both include integrated graphics — Intel UHD Graphics (Core i9-13900T) and Intel Graphics (4 Xe-cores) (Core Ultra 5 245KF) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core i9-13900T rivals Ryzen 9 7945HX; Core Ultra 5 245KF rivals Ryzen 5 9600X.

Feature	Core i9-13900T	Core Ultra 5 245KF
Integrated GPU	Yes	Yes
IGPU Model	Intel UHD Graphics	Intel Graphics (4 Xe-cores)
Unlocked	Yes	Yes
AVX-512	Yes	No
Virtualization	VT-x, VT-d	VT-x, VT-d

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Value Analysis

At launch, the Core i9-13900T was priced at $549, while the Core Ultra 5 245KF came in at $294. On launch pricing ($549 vs $294), Core Ultra 5 245KF was $255 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-13900T delivers 77.8 pts/$ vs 147.7 pts/$ for the Core Ultra 5 245KF — making the Core Ultra 5 245KF the 61.9% better value option.

Feature	Core i9-13900T	Core Ultra 5 245KF
MSRP	$549	$294-46%
Performance per Dollar	77.8	147.7+90%
Release Date	2023	2024

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