Core Ultra 5 245KF vs Ryzen 9 5900XT

Intel

Core Ultra 5 245KF

14 Cores14 Thrd125 WWMax: 5.2 GHz2024
Core Ultra family
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VS
AMD

Ryzen 9 5900XT

16 Cores32 Thrd105 WWMax: 4.8 GHz2024
Ryzen family
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Core Ultra 5 245KF vs Ryzen 9 5900XT Performance Spectrum

About PassMark

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 Ultra 5 245KF vs Ryzen 9 5900XT 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 Ultra 5 245KF vs Ryzen 9 5900XT: Pros, Cons & Final Verdict

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

Core Ultra 5 245KF

2024

Why buy it

  • Better for gaming: +5.0% higher average FPS across 50 shared CPU benchmark tests.
  • Costs $55 less on MSRP ($294 MSRP vs $349 MSRP).
  • Delivers 16.9% more PassMark for each dollar spent, at 147.7 vs 126.4 PassMark/$ ($294 MSRP vs $349 MSRP).
  • Newer platform on LGA1851 with DDR5 support instead of AM4 and DDR4.
  • Integrated graphics onboard with Intel Graphics (4 Xe-cores), while Ryzen 9 5900XT needs a discrete GPU.

Trade-offs

  • Lower PassMark (43,424 vs 44,105).
  • Smaller total L3 cache (24 MB vs 64 MB).
  • 19% higher power demand at 125W vs 105W.

Ryzen 9 5900XT

2024

Why buy it

  • +1.6% higher PassMark.
  • +166.7% larger total L3 cache (64 MB vs 24 MB).
  • Draws 105W instead of 125W, a 20W reduction.
  • 20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

  • Worse for gaming: lower average FPS than Core Ultra 5 245KF across 50 shared CPU benchmark tests.
  • Lower PassMark per dollar, at 126.4 vs 147.7 PassMark/$ ($349 MSRP vs $294 MSRP).
  • Older platform position on AM4 with DDR4, while Core Ultra 5 245KF moves to LGA1851 and DDR5.
  • No integrated graphics, while Core Ultra 5 245KF can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core Ultra 5 245KF better than Ryzen 9 5900XT?
It depends on what you want from the system. For gaming, Core Ultra 5 245KF is ahead with a 5.0% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Ryzen 9 5900XT pulls ahead with 1.6% better PassMark. Ryzen 9 5900XT also has the bigger cache pool with 166.7% larger total L3 cache (64 MB vs 24 MB).
Which one is better for streaming, content creation, and heavy multitasking?
For streaming, content creation, and heavier multitasking, Ryzen 9 5900XT is the stronger fit. You are getting 1.6% better PassMark, backed by 16 cores and 32 threads. It also has the larger cache pool with 166.7% larger total L3 cache (64 MB vs 24 MB).
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 $55 cheaper on MSRP at $294 MSRP versus $349 MSRP, and it still gives you a 5.0% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Ryzen 9 5900XT is still stronger for heavier multi-core work with 1.6% better PassMark. It is also 16.9% better value on MSRP (147.7 vs 126.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper. That said, if you already own a compatible AM4 + DDR4 setup, Ryzen 9 5900XT 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 healthier platform with LGA1851 and DDR5 instead of AM4. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core Ultra 5 245KF vs Ryzen 9 5900XT Technical Specifications

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

Intel

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.

AMD

Ryzen 9 5900XT

The Ryzen 9 5900XT is manufactured by AMD. It was released in 31 July 2024 (1 year ago). It is based on the Vermeer (2020−2025) architecture. It features 16 cores and 32 threads. Base frequency is 3.3 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 44,105 points. Launch price was $349.

Processing Power

The Core Ultra 5 245KF packs 14 cores / 14 threads, while the Ryzen 9 5900XT offers 16 cores / 32 threads — the Ryzen 9 5900XT has 2 more cores. Boost clocks reach 5.2 GHz on the Core Ultra 5 245KF versus 4.8 GHz on the Ryzen 9 5900XT — a 8% clock advantage for the Core Ultra 5 245KF (base: 4.2 GHz vs 3.3 GHz). The Core Ultra 5 245KF uses the Arrow Lake-S (2024−2025) architecture (3 nm), while the Ryzen 9 5900XT uses Vermeer (2020−2025) (7 nm). In PassMark, the Core Ultra 5 245KF scores 43,424 against the Ryzen 9 5900XT's 44,105 — a 1.6% lead for the Ryzen 9 5900XT. L3 cache: 24 MB (total) on the Core Ultra 5 245KF vs 64 MB on the Ryzen 9 5900XT.

FeatureCore Ultra 5 245KFRyzen 9 5900XT
Cores / Threads
14 / 14
16 / 32+14%
Boost Clock
5.2 GHz+8%
4.8 GHz
Base Clock
4.2 GHz+27%
3.3 GHz
L3 Cache
24 MB (total)
64 MB+167%
L2 Cache
3 MB (per core)+500%
512 kB (per core)
Process
3 nm-57%
7 nm
Architecture
Arrow Lake-S (2024−2025)
Vermeer (2020−2025)
PassMark
43,424
44,105+2%
Cinebench R23 Multi
22,000
Geekbench 6 Single
2,320
Geekbench 6 Multi
14,000
🧠

Memory & Platform

The Core Ultra 5 245KF uses the LGA1851 socket (PCIe 5.0), while the Ryzen 9 5900XT uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 6400 on the Core Ultra 5 245KF versus DDR4-3200 on the Ryzen 9 5900XT — the Core Ultra 5 245KF supports 100% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core Ultra 5 245KF supports up to 192 GB of RAM compared to 128 GB 50% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core Ultra 5 245KF) vs 24 (Ryzen 9 5900XT) — the Ryzen 9 5900XT offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z890,B860 (Core Ultra 5 245KF) and X570,B550,A520,X470,B450 (Ryzen 9 5900XT).

FeatureCore Ultra 5 245KFRyzen 9 5900XT
Socket
LGA1851
AM4
PCIe Generation
PCIe 5.0+25%
PCIe 4.0
Max RAM Speed
6400+100%
DDR4-3200
Max RAM Capacity
192 GB+50%
128 GB
RAM Channels
2
2
ECC Support
Yes
Yes
PCIe Lanes
20
24+20%
🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Virtualization support: VT-x, VT-d (Core Ultra 5 245KF) vs AMD-V (Ryzen 9 5900XT). The Core Ultra 5 245KF includes integrated graphics (Intel Graphics (4 Xe-cores)), while the Ryzen 9 5900XT requires a dedicated GPU. Primary use case: Ryzen 9 5900XT targets High End Desktop. Direct competitor: Core Ultra 5 245KF rivals Ryzen 5 9600X.

FeatureCore Ultra 5 245KFRyzen 9 5900XT
Integrated GPU
Yes
No
IGPU Model
Intel Graphics (4 Xe-cores)
Unlocked
Yes
Yes
AVX-512
No
No
Virtualization
VT-x, VT-d
AMD-V
Target Use
High End Desktop
💰

Value Analysis

At launch, the Core Ultra 5 245KF was priced at $294, while the Ryzen 9 5900XT came in at $349. On launch pricing ($294 vs $349), Core Ultra 5 245KF was $55 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core Ultra 5 245KF delivers 147.7 pts/$ vs 126.4 pts/$ for the Ryzen 9 5900XT — making the Core Ultra 5 245KF the 15.6% better value option.

FeatureCore Ultra 5 245KFRyzen 9 5900XT
MSRP
$294-16%
$349
Performance per Dollar
147.7+17%
126.4
Release Date
2024
2024

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