Ryzen 5 8400F vs Xeon W-2170B

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.

Ryzen 5 8400F

2024

Why buy it

✅Draws 65W instead of 140W, a 75W reduction.
✅Newer platform on AM5 with DDR5 support instead of LGA2066 and DDR4.

Trade-offs

❌Smaller total L3 cache (16 MB vs 19 MB).
❌Less compelling for workstation-style loads than Xeon W-2170B, which brings 14 cores / 28 threads.
❌Launch MSRP is still $303 MSRP, while Xeon W-2170B mostly shows up through inconsistent older-market listings.

Xeon W-2170B

2017

Why buy it

✅+20.3% larger total L3 cache (19 MB vs 16 MB).
✅Better for workstations and heavier parallel workloads: 14 cores / 28 threads.

Trade-offs

❌Lower PassMark (24,448 vs 24,554).
❌115.4% higher power demand at 140W vs 65W.
❌Older platform position on LGA2066 with DDR4, while Ryzen 5 8400F moves to AM5 and DDR5.

Ryzen 5 8400F

2024

Xeon W-2170B

2017

Why buy it

✅Draws 65W instead of 140W, a 75W reduction.
✅Newer platform on AM5 with DDR5 support instead of LGA2066 and DDR4.

Why buy it

✅+20.3% larger total L3 cache (19 MB vs 16 MB).
✅Better for workstations and heavier parallel workloads: 14 cores / 28 threads.

Trade-offs

❌Smaller total L3 cache (16 MB vs 19 MB).
❌Less compelling for workstation-style loads than Xeon W-2170B, which brings 14 cores / 28 threads.
❌Launch MSRP is still $303 MSRP, while Xeon W-2170B mostly shows up through inconsistent older-market listings.

Trade-offs

❌Lower PassMark (24,448 vs 24,554).
❌115.4% higher power demand at 140W vs 65W.
❌Older platform position on LGA2066 with DDR4, while Ryzen 5 8400F moves to AM5 and DDR5.

Quick Answers

So, is Ryzen 5 8400F better than Xeon W-2170B?

Not in a simple one-size-fits-all way. Xeon W-2170B makes more sense for workstation-style multi-core throughput, while Ryzen 5 8400F 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, Ryzen 5 8400F is the better pick here. According to our tests, it delivers 1.1% more average FPS across 2 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 5 8400F is the better fit. You are getting 0.4% better PassMark, backed by 6 cores and 12 threads.

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

Ryzen 5 8400F is the smarter buy today. Ryzen 5 8400F is at an unclear MSRP at $303 MSRP versus unclear MSRP, and it gives you a 1.1% average FPS lead across 2 shared CPU game tests in our data. It is also 100.0% better value on MSRP (81.0 vs 0.0 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

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

Ryzen 5 8400F is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2017), a healthier platform with AM5 and DDR5 instead of LGA2066, and more multi-core headroom with 6 cores / 12 threads instead of 14/28. 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.

Ryzen 5 8400F Benchmark Check

Xeon W-2170B Benchmark Check

Path of Exile 2

Preset	Ryzen 5 8400F	Xeon W-2170B
1080p
low	178 FPS	167 FPS
medium	151 FPS	147 FPS
high	123 FPS	119 FPS
ultra	102 FPS	97 FPS
1440p
low	151 FPS	139 FPS
medium	124 FPS	118 FPS
high	101 FPS	96 FPS
ultra	84 FPS	79 FPS
4K
low	81 FPS	73 FPS
medium	72 FPS	67 FPS
high	58 FPS	53 FPS
ultra	45 FPS	41 FPS

Open Ryzen 5 8400F Open Xeon W-2170B

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 5 8400F	Xeon W-2170B
1080p
low	374 FPS	430 FPS
medium	316 FPS	380 FPS
high	278 FPS	329 FPS
ultra	238 FPS	298 FPS
1440p
low	326 FPS	378 FPS
medium	282 FPS	339 FPS
high	255 FPS	294 FPS
ultra	214 FPS	257 FPS
4K
low	243 FPS	245 FPS
medium	215 FPS	219 FPS
high	198 FPS	204 FPS
ultra	165 FPS	178 FPS

Open Ryzen 5 8400F Open Xeon W-2170B

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 5 8400F	Xeon W-2170B
1080p
low	614 FPS	611 FPS
medium	614 FPS	611 FPS
high	614 FPS	611 FPS
ultra	614 FPS	611 FPS
1440p
low	614 FPS	611 FPS
medium	603 FPS	611 FPS
high	522 FPS	611 FPS
ultra	446 FPS	567 FPS
4K
low	492 FPS	511 FPS
medium	431 FPS	426 FPS
high	369 FPS	383 FPS
ultra	303 FPS	317 FPS

Open Ryzen 5 8400F Open Xeon W-2170B

League of Legends

League of Legends

Valorant

Preset	Ryzen 5 8400F	Xeon W-2170B
1080p
low	614 FPS	611 FPS
medium	614 FPS	611 FPS
high	614 FPS	611 FPS
ultra	614 FPS	611 FPS
1440p
low	614 FPS	611 FPS
medium	614 FPS	611 FPS
high	614 FPS	611 FPS
ultra	601 FPS	557 FPS
4K
low	610 FPS	611 FPS
medium	548 FPS	554 FPS
high	490 FPS	485 FPS
ultra	426 FPS	410 FPS

Open Ryzen 5 8400F Open Xeon W-2170B

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 5 8400F and Xeon W-2170B

Ryzen 5 8400F

The Ryzen 5 8400F is manufactured by AMD. It was released in 1 April 2024 (1 year ago). It is based on the Phoenix (2023−2024) architecture. It features 6 cores and 12 threads. Base frequency is 4.2 GHz, with boost up to 4.7 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 24,554 points. Launch price was $170.

Xeon W-2170B

The Xeon W-2170B is manufactured by Intel. It was released in 2015-01-01. It is based on the Skylake (server) (2017−2018) architecture. It features 14 cores and 28 threads. Base frequency is 2.5 GHz, with boost up to 4.3 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): 140 Watt. Memory support: DDR4-2666. Passmark benchmark score: 24,448 points. Launch price was $800.

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Processing Power

The Ryzen 5 8400F packs 6 cores / 12 threads, while the Xeon W-2170B offers 14 cores / 28 threads — the Xeon W-2170B has 8 more cores. Boost clocks reach 4.7 GHz on the Ryzen 5 8400F versus 4.3 GHz on the Xeon W-2170B — a 8.9% clock advantage for the Ryzen 5 8400F (base: 4.2 GHz vs 2.5 GHz). The Ryzen 5 8400F uses the Phoenix (2023−2024) architecture (4 nm), while the Xeon W-2170B uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Ryzen 5 8400F scores 24,554 against the Xeon W-2170B's 24,448 — a 0.4% lead for the Ryzen 5 8400F. L3 cache: 16 MB (total) on the Ryzen 5 8400F vs 19.25 MB (total) on the Xeon W-2170B.

Feature	Ryzen 5 8400F	Xeon W-2170B
Cores / Threads	6 / 12	14 / 28+133%
Boost Clock	4.7 GHz+9%	4.3 GHz
Base Clock	4.2 GHz+68%	2.5 GHz
L3 Cache	16 MB (total)	19.25 MB (total)+20%
L2 Cache	1 MB (per core)	1 MB (per core)
Process	4 nm-71%	14 nm
Architecture	Phoenix (2023−2024)	Skylake (server) (2017−2018)
PassMark	24,554	24,448

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Memory & Platform

The Ryzen 5 8400F uses the AM5 socket (PCIe 4.0), while the Xeon W-2170B uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard.