Core i9-10940X vs Ryzen 7 5800XT

CPU

GPU

Core i9-10940X

14 Cores28 Thrd165 WWMax: 4.8 GHz2019

Core family

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Ryzen 7 5800XT

8 Cores16 Thrd105 WWMax: 4.8 GHz2024

Ryzen family

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Core i9-10940X vs Ryzen 7 5800XT Performance Spectrum

Core i9-10940X

14 / 28

27,684

0.0%

27,992

+1.1%

Ryzen Threadripper 3990X

Ryzen Threadripper PRO 9965WX

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 i9-10940X vs Ryzen 7 5800XT 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 i9-10940X vs Ryzen 7 5800XT: Pros, Cons & Final Verdict

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

Core i9-10940X

2019

Why buy it

✅Better for gaming: +7.3% higher average FPS across 50 shared CPU benchmark tests.
✅140% more PCIe lanes (48 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Smaller total L3 cache (19 MB vs 32 MB).
❌Lower PassMark per dollar, at 35.3 vs 112.4 PassMark/$ ($784 MSRP vs $249 MSRP).
❌57.1% higher power demand at 165W vs 105W.
❌No boxed cooler included, unlike Ryzen 7 5800XT.

Ryzen 7 5800XT

2024

Why buy it

✅+66.2% larger total L3 cache (32 MB vs 19 MB).
✅Costs $535 less on MSRP ($249 MSRP vs $784 MSRP).
✅Delivers 218.4% more PassMark for each dollar spent, at 112.4 vs 35.3 PassMark/$ ($249 MSRP vs $784 MSRP).
✅Draws 105W instead of 165W, a 60W reduction.
✅Includes a boxed cooler (Yes), unlike Core i9-10940X.

Trade-offs

❌Worse for gaming: lower average FPS than Core i9-10940X across 50 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (15,036 vs 19,000).

Quick Answers

So, is Core i9-10940X better than Ryzen 7 5800XT?

Yes. Core i9-10940X is the better all-around CPU here. It gives you a 7.3% average FPS lead across 50 shared CPU game tests in our data and 26.4% better Cinebench R23 multi-core, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i9-10940X is the better pick. According to our tests, it delivers 7.3% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core i9-10940X is the stronger fit. You are getting 26.4% better Cinebench R23 multi-core, backed by 14 cores and 28 threads.

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

Core i9-10940X is still the faster CPU overall, but Ryzen 7 5800XT is easier to justify if budget matters more than peak performance. Core i9-10940X comes in 214.9% more expensive on MSRP at $784 MSRP versus $249 MSRP, and it still gives you a 7.3% average FPS lead across 50 shared CPU game tests in our data. Ryzen 7 5800XT is also 218.4% better value on MSRP (112.4 vs 35.3 PassMark/$), which is why it can still make sense for tighter-budget builds on paper. That said, if you already own a compatible AM4 + DDR4 setup, Ryzen 7 5800XT can still make sense as a platform-matched option because it avoids a motherboard and RAM swap.

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

Ryzen 7 5800XT makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2019) and 66.2% larger total L3 cache (32 MB vs 19 MB). That makes it the safer long-term bet.

Core i9-10940X vs Ryzen 7 5800XT Technical Specifications

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

Core i9-10940X

The Core i9-10940X is manufactured by Intel. It was released in 19 October 2019 (6 years ago). It is based on the Cascade Lake-X (2019) architecture. It features 14 cores and 28 threads. Base frequency is 3.3 GHz, with boost up to 4.8 GHz. L3 cache: 19.25 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 27,684 points. Launch price was $299.

Ryzen 7 5800XT

The Ryzen 7 5800XT 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 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.8 GHz. L3 cache: 32 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: 27,992 points. Launch price was $249.

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Processing Power

The Core i9-10940X packs 14 cores / 28 threads, while the Ryzen 7 5800XT offers 8 cores / 16 threads — the Core i9-10940X has 6 more cores. Boost clocks reach 4.8 GHz on the Core i9-10940X versus 4.8 GHz on the Ryzen 7 5800XT — identical boost frequencies (base: 3.3 GHz vs 3.8 GHz). The Core i9-10940X uses the Cascade Lake-X (2019) architecture (14 nm), while the Ryzen 7 5800XT uses Vermeer (2020−2025) (7 nm). In PassMark, the Core i9-10940X scores 27,684 against the Ryzen 7 5800XT's 27,992 — a 1.1% lead for the Ryzen 7 5800XT. Cinebench R23 multi-core: 19,000 vs 15,036 (23.3% advantage for the Core i9-10940X). Geekbench 6 single-core — the metric most relevant to gaming — records 1,450 vs 2,172, a 39.9% lead for the Ryzen 7 5800XT that directly translates to higher frame rates. Multi-core Geekbench: 11,000 vs 10,940 (0.5% advantage for the Core i9-10940X). L3 cache: 19.25 MB (total) on the Core i9-10940X vs 32 MB on the Ryzen 7 5800XT.

Feature	Core i9-10940X	Ryzen 7 5800XT
Cores / Threads	14 / 28+75%	8 / 16
Boost Clock	4.8 GHz	4.8 GHz
Base Clock	3.3 GHz	3.8 GHz+15%
L3 Cache	19.25 MB (total)	32 MB+66%
L2 Cache	1 MB (per core)+100%	512 kB (per core)
Process	14 nm	7 nm-50%
Architecture	Cascade Lake-X (2019)	Vermeer (2020−2025)
PassMark	27,684	27,992+1%
Cinebench R23 Multi	19,000+26%	15,036
Geekbench 6 Single	1,450	2,172+50%
Geekbench 6 Multi	11,000	10,940

🧠

Memory & Platform

The Core i9-10940X uses the LGA2066 socket (PCIe 3.0), while the Ryzen 7 5800XT uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2933 on the Core i9-10940X versus DDR4-3200 on the Ryzen 7 5800XT — the Ryzen 7 5800XT supports 9.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i9-10940X supports up to 256 GB of RAM compared to 128 GB — 100% more capacity for professional workloads. Memory channels: 4 (Core i9-10940X) vs 2 (Ryzen 7 5800XT). PCIe lanes: 48 (Core i9-10940X) vs 20 (Ryzen 7 5800XT) — the Core i9-10940X offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X299 (Core i9-10940X) and B450,X470,B550,X570 (Ryzen 7 5800XT).

Feature	Core i9-10940X	Ryzen 7 5800XT
Socket	LGA2066	AM4
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2933	DDR4-3200+9%
Max RAM Capacity	256 GB+100%	128 GB
RAM Channels	4+100%	2
ECC Support	No	Yes
PCIe Lanes	48+140%	20

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Core i9-10940X supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-10940X) vs AMD-V, SVM (Ryzen 7 5800XT). Primary use case: Core i9-10940X targets High-End Desktop, Ryzen 7 5800XT targets Gaming / Content Creation (AM4 Legacy). Direct competitor: Ryzen 7 5800XT rivals Core i7-12700K.

Feature	Core i9-10940X	Ryzen 7 5800XT
Integrated GPU	No	No
IGPU Model	None	—
Unlocked	Yes	Yes
AVX-512	Yes	No
Virtualization	VT-x, VT-d	AMD-V, SVM
Target Use	High-End Desktop	Gaming / Content Creation (AM4 Legacy)

💰

Value Analysis

At launch, the Core i9-10940X was priced at $784, while the Ryzen 7 5800XT came in at $249. On launch pricing ($784 vs $249), Ryzen 7 5800XT was $535 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-10940X delivers 35.3 pts/$ vs 112.4 pts/$ for the Ryzen 7 5800XT — making the Ryzen 7 5800XT the 104.4% better value option.

Feature	Core i9-10940X	Ryzen 7 5800XT
MSRP	$784	$249-68%
Performance per Dollar	35.3	112.4+218%
Release Date	2019	2024

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