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

✅Better for gaming: +27.7% higher average FPS across 4 shared CPU benchmark tests.
✅+45.5% larger total L3 cache (12 MB vs 8.3 MB).
✅Costs $284 less on MSRP ($160 MSRP vs $444 MSRP).
✅Delivers 261.6% more PassMark for each dollar spent, at 81.4 vs 22.5 PassMark/$ ($160 MSRP vs $444 MSRP).
✅Draws 65W instead of 120W, a 55W reduction.

Trade-offs

❌Less compelling for workstation-style loads than Xeon W-2125, which brings 4 cores / 8 threads and 48 PCIe lanes.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon W-2125

2017

Why buy it

✅Better for workstations and heavier parallel workloads: 4 cores / 8 threads, plus 48 PCIe lanes vs 16.
✅200% more PCIe lanes (48 vs 16) for storage and expansion-heavy builds.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-10400F across 4 shared CPU benchmark tests.
❌Lower PassMark (10,000 vs 13,029).
❌Smaller total L3 cache (8.3 MB vs 12 MB).
❌Lower PassMark per dollar, at 22.5 vs 81.4 PassMark/$ ($444 MSRP vs $160 MSRP).
❌84.6% higher power demand at 120W vs 65W.

Core i5-10400F

2020

Xeon W-2125

2017

Why buy it

✅Better for gaming: +27.7% higher average FPS across 4 shared CPU benchmark tests.
✅+45.5% larger total L3 cache (12 MB vs 8.3 MB).
✅Costs $284 less on MSRP ($160 MSRP vs $444 MSRP).
✅Delivers 261.6% more PassMark for each dollar spent, at 81.4 vs 22.5 PassMark/$ ($160 MSRP vs $444 MSRP).
✅Draws 65W instead of 120W, a 55W reduction.

Why buy it

✅Better for workstations and heavier parallel workloads: 4 cores / 8 threads, plus 48 PCIe lanes vs 16.
✅200% more PCIe lanes (48 vs 16) for storage and expansion-heavy builds.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Less compelling for workstation-style loads than Xeon W-2125, which brings 4 cores / 8 threads and 48 PCIe lanes.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-10400F across 4 shared CPU benchmark tests.
❌Lower PassMark (10,000 vs 13,029).
❌Smaller total L3 cache (8.3 MB vs 12 MB).
❌Lower PassMark per dollar, at 22.5 vs 81.4 PassMark/$ ($444 MSRP vs $160 MSRP).
❌84.6% higher power demand at 120W vs 65W.

Quick Answers

So, is Core i5-10400F better than Xeon W-2125?

Not in a simple one-size-fits-all way. Xeon W-2125 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, Core i5-10400F is the better pick here. According to our tests, it delivers 27.7% more average FPS across 4 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core i5-10400F is the better fit. You are getting 30.3% better PassMark, backed by 6 cores and 12 threads. It also carries the larger cache pool with 45.5% larger total L3 cache (12 MB vs 8.3 MB).

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

Core i5-10400F is the smarter buy today. Core i5-10400F is $284 cheaper on MSRP at $160 MSRP versus $444 MSRP, and it gives you a 27.7% average FPS lead across 4 shared CPU game tests in our data. It is also 261.6% better value on MSRP (81.4 vs 22.5 PassMark/$), 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?

Core i5-10400F is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2017), 45.5% larger total L3 cache (12 MB vs 8.3 MB), and more multi-core headroom with 6 cores / 12 threads instead of 4/8. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

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 W-2125 Benchmark Check

Path of Exile 2

Preset	Core i5-10400F	Xeon W-2125
1080p
low	192 FPS	192 FPS
medium	152 FPS	164 FPS
high	123 FPS	131 FPS
ultra	100 FPS	99 FPS
1440p
low	153 FPS	165 FPS
medium	119 FPS	138 FPS
high	97 FPS	111 FPS
ultra	79 FPS	84 FPS
4K
low	82 FPS	80 FPS
medium	70 FPS	72 FPS
high	55 FPS	57 FPS
ultra	43 FPS	44 FPS

Open Core i5-10400F Open Xeon W-2125

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-10400F	Xeon W-2125
1080p
low	326 FPS	250 FPS
medium	318 FPS	236 FPS
high	290 FPS	219 FPS
ultra	253 FPS	188 FPS
1440p
low	326 FPS	250 FPS
medium	292 FPS	205 FPS
high	267 FPS	191 FPS
ultra	234 FPS	164 FPS
4K
low	309 FPS	187 FPS
medium	258 FPS	157 FPS
high	235 FPS	135 FPS
ultra	199 FPS	106 FPS

Open Core i5-10400F Open Xeon W-2125

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-10400F	Xeon W-2125
1080p
low	326 FPS	250 FPS
medium	326 FPS	250 FPS
high	326 FPS	250 FPS
ultra	326 FPS	250 FPS
1440p
low	326 FPS	250 FPS
medium	326 FPS	250 FPS
high	326 FPS	250 FPS
ultra	326 FPS	250 FPS
4K
low	326 FPS	250 FPS
medium	326 FPS	250 FPS
high	289 FPS	250 FPS
ultra	229 FPS	250 FPS

Open Core i5-10400F Open Xeon W-2125

League of Legends

League of Legends

Valorant

Preset	Core i5-10400F	Xeon W-2125
1080p
low	326 FPS	250 FPS
medium	326 FPS	250 FPS
high	326 FPS	250 FPS
ultra	326 FPS	250 FPS
1440p
low	326 FPS	250 FPS
medium	326 FPS	250 FPS
high	326 FPS	250 FPS
ultra	326 FPS	250 FPS
4K
low	326 FPS	250 FPS
medium	326 FPS	250 FPS
high	326 FPS	250 FPS
ultra	326 FPS	250 FPS

Open Core i5-10400F Open Xeon W-2125

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-10400F and Xeon W-2125

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 W-2125

The Xeon W-2125 is manufactured by Intel. It was released in 29 August 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 4 cores and 8 threads. Base frequency is 4 GHz, with boost up to 4.5 GHz. L3 cache: 8.25 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 120 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666. Passmark benchmark score: 10,000 points. Launch price was $444.

⚡

Processing Power

The Core i5-10400F packs 6 cores / 12 threads, while the Xeon W-2125 offers 4 cores / 8 threads — the Core i5-10400F has 2 more cores. Boost clocks reach 4.3 GHz on the Core i5-10400F versus 4.5 GHz on the Xeon W-2125 — a 4.5% clock advantage for the Xeon W-2125 (base: 2.9 GHz vs 4 GHz). The Core i5-10400F uses the Comet Lake (2020−2025) architecture (14 nm), while the Xeon W-2125 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Core i5-10400F scores 13,029 against the Xeon W-2125's 10,000 — a 26.3% lead for the Core i5-10400F. L3 cache: 12 MB (total) on the Core i5-10400F vs 8.25 MB (total) on the Xeon W-2125.

Feature	Core i5-10400F	Xeon W-2125
Cores / Threads	6 / 12+50%	4 / 8
Boost Clock	4.3 GHz	4.5 GHz+5%
Base Clock	2.9 GHz	4 GHz+38%
L3 Cache	12 MB (total)+45%	8.25 MB (total)
L2 Cache	256K (per core)	1 MB (per core)+300%
Process	14 nm	14 nm
Architecture	Comet Lake (2020−2025)	Skylake (server) (2017−2018)
PassMark	13,029+30%	10,000
Cinebench R23 Multi	8,191	—
Geekbench 6 Single	1,454	—
Geekbench 6 Multi	5,783	—

🧠

Memory & Platform

The Core i5-10400F uses the LGA1200 socket (PCIe 3.0), while the Xeon W-2125 uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-2666 memory speed. The Xeon W-2125 supports up to 512 GB of RAM compared to 128 GB — 120% more capacity for professional workloads. Memory channels: 2 (Core i5-10400F) vs 4 (Xeon W-2125). PCIe lanes: 16 (Core i5-10400F) vs 48 (Xeon W-2125) — the Xeon W-2125 offers 32 more lanes for additional GPUs or NVMe drives.

Feature	Core i5-10400F	Xeon W-2125
Socket	LGA1200	LGA2066
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2666	DDR4-2666
Max RAM Capacity	128 GB	512 GB+300%
RAM Channels	2	4+100%
ECC Support	No	Yes
PCIe Lanes	16	48+200%

🔧

Advanced Features

Neither processor supports overclocking. Only the Xeon W-2125 supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Primary use case: Core i5-10400F targets Gaming, Xeon W-2125 targets Workstation. Direct competitor: Core i5-10400F rivals Ryzen 5 3600.

Feature	Core i5-10400F	Xeon W-2125
Integrated GPU	No	No
Unlocked	No	No
AVX-512	No	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d
Target Use	Gaming	Workstation

💰

Value Analysis

The Core i5-10400F launched at $160 MSRP, while the Xeon W-2125 debuted at $444. On MSRP ($160 vs $444), the Core i5-10400F is $284 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-10400F delivers 81.4 pts/$ vs 22.5 pts/$ for the Xeon W-2125 — making the Core i5-10400F the 113.3% better value option.