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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Core i5-10400F

2020

Why buy it

✅Draws 65W instead of 95W, a 30W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Yes), unlike Xeon 6349P.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon 6349P across 50 shared CPU benchmark tests.
❌Lower PassMark (13,029 vs 25,953).
❌Smaller total L3 cache (12 MB vs 18 MB).
❌Launch MSRP is still $160 MSRP, while Xeon 6349P mostly shows up through inconsistent older-market listings.
❌Older platform position on LGA1200 with DDR4, while Xeon 6349P moves to LGA1700 and DDR5.

Xeon 6349P

2025

Why buy it

✅Better for gaming: +31.3% higher average FPS across 50 shared CPU benchmark tests.
✅+50% larger total L3 cache (18 MB vs 12 MB).
✅Newer platform on LGA1700 with DDR5 support instead of LGA1200 and DDR4.

Trade-offs

❌46.2% higher power demand at 95W vs 65W.
❌No boxed cooler included, unlike Core i5-10400F.

Core i5-10400F

2020

Xeon 6349P

2025

Why buy it

✅Draws 65W instead of 95W, a 30W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Yes), unlike Xeon 6349P.

Why buy it

✅Better for gaming: +31.3% higher average FPS across 50 shared CPU benchmark tests.
✅+50% larger total L3 cache (18 MB vs 12 MB).
✅Newer platform on LGA1700 with DDR5 support instead of LGA1200 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon 6349P across 50 shared CPU benchmark tests.
❌Lower PassMark (13,029 vs 25,953).
❌Smaller total L3 cache (12 MB vs 18 MB).
❌Launch MSRP is still $160 MSRP, while Xeon 6349P mostly shows up through inconsistent older-market listings.
❌Older platform position on LGA1200 with DDR4, while Xeon 6349P moves to LGA1700 and DDR5.

Trade-offs

❌46.2% higher power demand at 95W vs 65W.
❌No boxed cooler included, unlike Core i5-10400F.

Quick Answers

So, is Xeon 6349P better than Core i5-10400F?

Not in a simple one-size-fits-all way. Xeon 6349P makes more sense for workstation-style multi-core throughput, while Core i5-10400F is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

Which one is better for gaming?

If gaming is the priority, Xeon 6349P is the better pick here. According to our tests, it delivers 31.3% 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, Xeon 6349P is the better fit. You are getting 99.2% better PassMark, backed by 6 cores and 12 threads. It also carries the larger cache pool with 50% larger total L3 cache (18 MB vs 12 MB).

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

Xeon 6349P is still the faster CPU overall, but Core i5-10400F makes more sense if price matters more than absolute performance. Xeon 6349P is at an unclear MSRP at unclear MSRP versus $160 MSRP, and it gives you a 31.3% average FPS lead across 50 shared CPU game tests in our data. Core i5-10400F is also 100.0% better value on MSRP (81.4 vs 0.0 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.

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

Xeon 6349P is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2020), a healthier platform with LGA1700 and DDR5 instead of LGA1200, 50% larger total L3 cache (18 MB vs 12 MB), and more multi-core headroom with 6 cores / 12 threads instead of 6/12. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Core i5-10400F Benchmark Check

Xeon 6349P Benchmark Check

Path of Exile 2

Preset	Core i5-10400F	Xeon 6349P
1080p
low	192 FPS	278 FPS
medium	152 FPS	260 FPS
high	123 FPS	218 FPS
ultra	100 FPS	186 FPS
1440p
low	153 FPS	242 FPS
medium	119 FPS	202 FPS
high	97 FPS	164 FPS
ultra	79 FPS	143 FPS
4K
low	82 FPS	169 FPS
medium	70 FPS	141 FPS
high	55 FPS	109 FPS
ultra	43 FPS	96 FPS

Open Core i5-10400F Open Xeon 6349P

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-10400F	Xeon 6349P
1080p
low	326 FPS	615 FPS
medium	318 FPS	510 FPS
high	290 FPS	425 FPS
ultra	253 FPS	374 FPS
1440p
low	326 FPS	528 FPS
medium	292 FPS	451 FPS
high	267 FPS	380 FPS
ultra	234 FPS	322 FPS
4K
low	309 FPS	331 FPS
medium	258 FPS	292 FPS
high	235 FPS	268 FPS
ultra	199 FPS	227 FPS

Open Core i5-10400F Open Xeon 6349P

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-10400F	Xeon 6349P
1080p
low	326 FPS	649 FPS
medium	326 FPS	649 FPS
high	326 FPS	649 FPS
ultra	326 FPS	583 FPS
1440p
low	326 FPS	649 FPS
medium	326 FPS	649 FPS
high	326 FPS	560 FPS
ultra	326 FPS	484 FPS
4K
low	326 FPS	517 FPS
medium	326 FPS	462 FPS
high	289 FPS	403 FPS
ultra	229 FPS	337 FPS

Open Core i5-10400F Open Xeon 6349P

League of Legends

League of Legends

Valorant

Preset	Core i5-10400F	Xeon 6349P
1080p
low	326 FPS	649 FPS
medium	326 FPS	649 FPS
high	326 FPS	649 FPS
ultra	326 FPS	649 FPS
1440p
low	326 FPS	649 FPS
medium	326 FPS	649 FPS
high	326 FPS	639 FPS
ultra	326 FPS	548 FPS
4K
low	326 FPS	557 FPS
medium	326 FPS	495 FPS
high	326 FPS	435 FPS
ultra	326 FPS	369 FPS

Open Core i5-10400F Open Xeon 6349P

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-10400F and Xeon 6349P

Core i5-10400F

The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.

Xeon 6349P

The Xeon 6349P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.6 GHz, with boost up to 5.4 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 95 Watt. Memory support: DDR5-4800. Passmark benchmark score: 25,953 points. Launch price was $509.

⚡

Processing Power

Both the Core i5-10400F and Xeon 6349P share an identical 6-core/12-thread configuration. Boost clocks reach 4.3 GHz on the Core i5-10400F versus 5.4 GHz on the Xeon 6349P — a 22.7% clock advantage for the Xeon 6349P (base: 2.9 GHz vs 3.6 GHz). The Core i5-10400F uses the Comet Lake (2020−2025) architecture (14 nm), while the Xeon 6349P uses Raptor Lake-R (2023−2025) (Intel 7 nm). In PassMark, the Core i5-10400F scores 13,029 against the Xeon 6349P's 25,953 — a 66.3% lead for the Xeon 6349P. L3 cache: 12 MB (total) on the Core i5-10400F vs 18 MB (total) on the Xeon 6349P.

Feature	Core i5-10400F	Xeon 6349P
Cores / Threads	6 / 12	6 / 12
Boost Clock	4.3 GHz	5.4 GHz+26%
Base Clock	2.9 GHz	3.6 GHz+24%
L3 Cache	12 MB (total)	18 MB (total)+50%
L2 Cache	256K (per core)	1.25 MB (per core)+400%
Process	14 nm	Intel 7 nm-50%
Architecture	Comet Lake (2020−2025)	Raptor Lake-R (2023−2025)
PassMark	13,029	25,953+99%
Cinebench R23 Multi	8,191	—
Geekbench 6 Single	1,454	—
Geekbench 6 Multi	5,783	—

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Memory & Platform

The Core i5-10400F uses the LGA1200 socket (PCIe 3.0), while the Xeon 6349P uses LGA1700 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Core i5-10400F	Xeon 6349P
Socket	LGA1200	LGA1700
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2666	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

🔧

Advanced Features

Virtualization: VT-x, VT-d (Core i5-10400F) / not specified (Xeon 6349P). Primary use case: Core i5-10400F targets Gaming. Direct competitor: Core i5-10400F rivals Ryzen 5 3600.