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 i5-12400F

2022

Why buy it

✅Better for gaming: +12.4% higher average FPS across 4 shared CPU benchmark tests.
✅+63.6% larger total L3 cache (18 MB vs 11 MB).
✅Costs $939 less on MSRP ($174 MSRP vs $1,113 MSRP).
✅Delivers 593.2% more PassMark for each dollar spent, at 112.3 vs 16.2 PassMark/$ ($174 MSRP vs $1,113 MSRP).
✅Draws 65W instead of 140W, a 75W reduction.

Trade-offs

❌Less compelling for workstation-style loads than Xeon W-2145, which brings 8 cores / 16 threads and 48 PCIe lanes.

Xeon W-2145

2017

Why buy it

✅Better for workstations and heavier parallel workloads: 8 cores / 16 threads, plus 48 PCIe lanes vs 20.
✅140% more PCIe lanes (48 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-12400F across 4 shared CPU benchmark tests.
❌Lower PassMark (18,024 vs 19,532).
❌Smaller total L3 cache (11 MB vs 18 MB).
❌Lower PassMark per dollar, at 16.2 vs 112.3 PassMark/$ ($1,113 MSRP vs $174 MSRP).
❌115.4% higher power demand at 140W vs 65W.

Core i5-12400F

2022

Xeon W-2145

2017

Why buy it

✅Better for gaming: +12.4% higher average FPS across 4 shared CPU benchmark tests.
✅+63.6% larger total L3 cache (18 MB vs 11 MB).
✅Costs $939 less on MSRP ($174 MSRP vs $1,113 MSRP).
✅Delivers 593.2% more PassMark for each dollar spent, at 112.3 vs 16.2 PassMark/$ ($174 MSRP vs $1,113 MSRP).
✅Draws 65W instead of 140W, a 75W reduction.

Why buy it

✅Better for workstations and heavier parallel workloads: 8 cores / 16 threads, plus 48 PCIe lanes vs 20.
✅140% more PCIe lanes (48 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Less compelling for workstation-style loads than Xeon W-2145, which brings 8 cores / 16 threads and 48 PCIe lanes.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-12400F across 4 shared CPU benchmark tests.
❌Lower PassMark (18,024 vs 19,532).
❌Smaller total L3 cache (11 MB vs 18 MB).
❌Lower PassMark per dollar, at 16.2 vs 112.3 PassMark/$ ($1,113 MSRP vs $174 MSRP).
❌115.4% higher power demand at 140W vs 65W.

Quick Answers

So, is Core i5-12400F better than Xeon W-2145?

Not in a simple one-size-fits-all way. Xeon W-2145 makes more sense for workstation-style multi-core throughput, while Core i5-12400F 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 i5-12400F is the better pick here. According to our tests, it delivers 12.4% 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 i5-12400F is the better fit. You are getting 8.4% better PassMark, backed by 6 cores and 12 threads. It also carries the larger cache pool with 63.6% larger total L3 cache (18 MB vs 11 MB).

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

Core i5-12400F is the smarter buy today. Core i5-12400F is $939 cheaper on MSRP at $174 MSRP versus $1,113 MSRP, and it gives you a 12.4% average FPS lead across 4 shared CPU game tests in our data. It is also 593.2% better value on MSRP (112.3 vs 16.2 PassMark/$), 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 i5-12400F is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2017), a healthier platform with LGA1700 and DDR5 instead of LGA2011, 63.6% larger total L3 cache (18 MB vs 11 MB), and more multi-core headroom with 6 cores / 12 threads instead of 8/16. 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 i5-12400F Benchmark Check

Xeon W-2145 Benchmark Check

Path of Exile 2

Preset	Core i5-12400F	Xeon W-2145
1080p
low	183 FPS	196 FPS
medium	168 FPS	168 FPS
high	139 FPS	136 FPS
ultra	119 FPS	105 FPS
1440p
low	153 FPS	165 FPS
medium	132 FPS	139 FPS
high	106 FPS	112 FPS
ultra	89 FPS	86 FPS
4K
low	87 FPS	80 FPS
medium	81 FPS	72 FPS
high	64 FPS	57 FPS
ultra	49 FPS	44 FPS

Open Core i5-12400F Open Xeon W-2145

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-12400F	Xeon W-2145
1080p
low	471 FPS	330 FPS
medium	397 FPS	285 FPS
high	341 FPS	263 FPS
ultra	301 FPS	235 FPS
1440p
low	407 FPS	294 FPS
medium	351 FPS	256 FPS
high	309 FPS	238 FPS
ultra	265 FPS	208 FPS
4K
low	282 FPS	231 FPS
medium	248 FPS	204 FPS
high	229 FPS	193 FPS
ultra	196 FPS	165 FPS

Open Core i5-12400F Open Xeon W-2145

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-12400F	Xeon W-2145
1080p
low	488 FPS	451 FPS
medium	488 FPS	451 FPS
high	488 FPS	451 FPS
ultra	488 FPS	451 FPS
1440p
low	488 FPS	451 FPS
medium	488 FPS	451 FPS
high	485 FPS	451 FPS
ultra	434 FPS	451 FPS
4K
low	442 FPS	451 FPS
medium	389 FPS	424 FPS
high	337 FPS	376 FPS
ultra	274 FPS	308 FPS

Open Core i5-12400F Open Xeon W-2145

League of Legends

League of Legends

Valorant

Preset	Core i5-12400F	Xeon W-2145
1080p
low	488 FPS	451 FPS
medium	488 FPS	451 FPS
high	488 FPS	451 FPS
ultra	488 FPS	451 FPS
1440p
low	488 FPS	451 FPS
medium	488 FPS	451 FPS
high	488 FPS	451 FPS
ultra	473 FPS	451 FPS
4K
low	488 FPS	451 FPS
medium	450 FPS	451 FPS
high	391 FPS	451 FPS
ultra	330 FPS	437 FPS

Open Core i5-12400F Open Xeon W-2145

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-12400F and Xeon W-2145

Core i5-12400F

The Core i5-12400F is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 6 cores and 12 threads. Base frequency is 2.5 GHz, with boost up to 4.4 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): 65 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 19,532 points. Launch price was $180.

Xeon W-2145

The Xeon W-2145 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 8 cores and 16 threads. Base frequency is 3.7 GHz, with boost up to 4.5 GHz. L3 cache: 11 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2011. Thermal design power (TDP): 140 Watt. Memory support: DDR4. Passmark benchmark score: 18,024 points. Launch price was $1,113.

⚡

Processing Power

The Core i5-12400F packs 6 cores / 12 threads, while the Xeon W-2145 offers 8 cores / 16 threads — the Xeon W-2145 has 2 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 4.5 GHz on the Xeon W-2145 — a 2.2% clock advantage for the Xeon W-2145 (base: 2.5 GHz vs 3.7 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Xeon W-2145 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Core i5-12400F scores 19,532 against the Xeon W-2145's 18,024 — a 8% lead for the Core i5-12400F. L3 cache: 18 MB (total) on the Core i5-12400F vs 11 MB (total) on the Xeon W-2145.

Feature	Core i5-12400F	Xeon W-2145
Cores / Threads	6 / 12	8 / 16+33%
Boost Clock	4.4 GHz	4.5 GHz+2%
Base Clock	2.5 GHz	3.7 GHz+48%
L3 Cache	18 MB (total)+64%	11 MB (total)
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	Intel 7 nm-50%	14 nm
Architecture	Alder Lake-S (2022)	Skylake (server) (2017−2018)
PassMark	19,532+8%	18,024
Cinebench R23 Multi	12,380	—
Geekbench 6 Single	1,700	—
Geekbench 6 Multi	657	—

🧠

Memory & Platform

The Core i5-12400F uses the LGA1700 socket (PCIe 3.0), while the Xeon W-2145 uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800, DDR4-3200 on the Core i5-12400F versus DDR4-2666 on the Xeon W-2145 — the Core i5-12400F supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-2145 supports up to 512 GB of RAM compared to 128 GB — 120% more capacity for professional workloads. Memory channels: 2 (Core i5-12400F) vs 4 (Xeon W-2145). PCIe lanes: 20 (Core i5-12400F) vs 48 (Xeon W-2145) — the Xeon W-2145 offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F) and Intel X299,Intel C422 (Xeon W-2145).

Feature	Core i5-12400F	Xeon W-2145
Socket	LGA1700	LGA2011
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR5-4800, DDR4-3200+25%	DDR4-2666
Max RAM Capacity	128 GB	512 GB+300%
RAM Channels	2	4+100%
ECC Support	No	Yes
PCIe Lanes	20	48+140%

🔧

Advanced Features

Virtualization: VT-x, VT-d, EPT (Core i5-12400F) / not specified (Xeon W-2145). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600.

Feature	Core i5-12400F	Xeon W-2145
Integrated GPU	No	No
Virtualization	VT-x, VT-d, EPT	—
Target Use	Gaming Performance/Value	—

💰

Value Analysis

The Core i5-12400F launched at $174 MSRP, while the Xeon W-2145 debuted at $1113. On MSRP ($174 vs $1113), the Core i5-12400F is $939 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-12400F delivers 112.3 pts/$ vs 16.2 pts/$ for the Xeon W-2145 — making the Core i5-12400F the 149.6% better value option.