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

✅Costs $5,715 less on MSRP ($174 MSRP vs $5,889 MSRP).
✅Delivers 630.9% more PassMark for each dollar spent, at 112.3 vs 15.4 PassMark/$ ($174 MSRP vs $5,889 MSRP).
✅Draws 65W instead of 350W, a 285W reduction.
✅Includes a boxed cooler (Yes), unlike Xeon w9-3495X.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon w9-3495X across 4 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (12,380 vs 72,560).
❌Less compelling for workstation-style loads than Xeon w9-3495X, which brings 56 cores / 112 threads and 112 PCIe lanes.

Xeon w9-3495X

2023

Why buy it

✅Better for gaming: +51.5% higher average FPS across 4 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 56 cores / 112 threads, plus 112 PCIe lanes vs 20.
✅460% more PCIe lanes (112 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark per dollar, at 15.4 vs 112.3 PassMark/$ ($5,889 MSRP vs $174 MSRP).
❌438.5% higher power demand at 350W vs 65W.
❌No boxed cooler included, unlike Core i5-12400F.

Core i5-12400F

2022

Xeon w9-3495X

2023

Why buy it

✅Costs $5,715 less on MSRP ($174 MSRP vs $5,889 MSRP).
✅Delivers 630.9% more PassMark for each dollar spent, at 112.3 vs 15.4 PassMark/$ ($174 MSRP vs $5,889 MSRP).
✅Draws 65W instead of 350W, a 285W reduction.
✅Includes a boxed cooler (Yes), unlike Xeon w9-3495X.

Why buy it

✅Better for gaming: +51.5% higher average FPS across 4 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 56 cores / 112 threads, plus 112 PCIe lanes vs 20.
✅460% more PCIe lanes (112 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon w9-3495X across 4 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (12,380 vs 72,560).
❌Less compelling for workstation-style loads than Xeon w9-3495X, which brings 56 cores / 112 threads and 112 PCIe lanes.

Trade-offs

❌Lower PassMark per dollar, at 15.4 vs 112.3 PassMark/$ ($5,889 MSRP vs $174 MSRP).
❌438.5% higher power demand at 350W vs 65W.
❌No boxed cooler included, unlike Core i5-12400F.

Quick Answers

So, is Xeon w9-3495X better than Core i5-12400F?

Not in a simple one-size-fits-all way. Xeon w9-3495X 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, Xeon w9-3495X is the better pick here. According to our tests, it delivers 51.5% more average FPS across 4 shared CPU game tests. It also has a big cache advantage at 105 MB vs 18 MB.

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

For streaming, content creation, and heavier multitasking, Xeon w9-3495X is the better fit. You are getting 486.1% better Cinebench R23 multi-core, backed by 56 cores and 112 threads. It also carries the larger cache pool with 483.3% larger total L3 cache (105 MB vs 18 MB).

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

Xeon w9-3495X is still the faster CPU overall, but Core i5-12400F makes more sense if price matters more than absolute performance. Xeon w9-3495X is 3284.5% more expensive on MSRP at $5,889 MSRP versus $174 MSRP, and it gives you a 51.5% average FPS lead across 4 shared CPU game tests in our data. Core i5-12400F is also 630.9% better value on MSRP (112.3 vs 15.4 PassMark/$), 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 w9-3495X is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2022), 3D V-Cache and a much larger 105 MB L3 cache instead of 18 MB, more multi-core headroom with 56 cores / 112 threads instead of 6/12, and AVX-512 support for heavier modern compute workloads. That extra cache should hold up really well in CPU-limited games and high-refresh builds.

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 w9-3495X Benchmark Check

Path of Exile 2

Preset	Core i5-12400F	Xeon w9-3495X
1080p
low	183 FPS	316 FPS
medium	168 FPS	306 FPS
high	139 FPS	246 FPS
ultra	119 FPS	207 FPS
1440p
low	153 FPS	274 FPS
medium	132 FPS	237 FPS
high	106 FPS	178 FPS
ultra	89 FPS	157 FPS
4K
low	87 FPS	186 FPS
medium	81 FPS	159 FPS
high	64 FPS	120 FPS
ultra	49 FPS	108 FPS

Open Core i5-12400F Open Xeon w9-3495X

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-12400F	Xeon w9-3495X
1080p
low	471 FPS	384 FPS
medium	397 FPS	332 FPS
high	341 FPS	270 FPS
ultra	301 FPS	236 FPS
1440p
low	407 FPS	308 FPS
medium	351 FPS	273 FPS
high	309 FPS	232 FPS
ultra	265 FPS	190 FPS
4K
low	282 FPS	181 FPS
medium	248 FPS	162 FPS
high	229 FPS	151 FPS
ultra	196 FPS	133 FPS

Open Core i5-12400F Open Xeon w9-3495X

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-12400F	Xeon w9-3495X
1080p
low	488 FPS	1025 FPS
medium	488 FPS	1086 FPS
high	488 FPS	1020 FPS
ultra	488 FPS	875 FPS
1440p
low	488 FPS	1009 FPS
medium	488 FPS	913 FPS
high	485 FPS	839 FPS
ultra	434 FPS	656 FPS
4K
low	442 FPS	605 FPS
medium	389 FPS	521 FPS
high	337 FPS	465 FPS
ultra	274 FPS	400 FPS

Open Core i5-12400F Open Xeon w9-3495X

League of Legends

League of Legends

Valorant

Preset	Core i5-12400F	Xeon w9-3495X
1080p
low	488 FPS	1141 FPS
medium	488 FPS	1015 FPS
high	488 FPS	896 FPS
ultra	488 FPS	797 FPS
1440p
low	488 FPS	924 FPS
medium	488 FPS	809 FPS
high	488 FPS	712 FPS
ultra	473 FPS	625 FPS
4K
low	488 FPS	675 FPS
medium	450 FPS	602 FPS
high	391 FPS	540 FPS
ultra	330 FPS	437 FPS

Open Core i5-12400F Open Xeon w9-3495X

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-12400F and Xeon w9-3495X

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 w9-3495X

The Xeon w9-3495X is manufactured by Intel. It was released in 15 February 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 56 cores and 112 threads. Base frequency is 1.9 GHz, with boost up to 4.8 GHz. L3 cache: 105 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 350 Watt. Memory support: DDR5-4800. Passmark benchmark score: 90,441 points. Launch price was $5,889.

⚡

Processing Power

The Core i5-12400F packs 6 cores / 12 threads, while the Xeon w9-3495X offers 56 cores / 112 threads — the Xeon w9-3495X has 50 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 4.8 GHz on the Xeon w9-3495X — a 8.7% clock advantage for the Xeon w9-3495X (base: 2.5 GHz vs 1.9 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Xeon w9-3495X uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Core i5-12400F scores 19,532 against the Xeon w9-3495X's 90,441 — a 129% lead for the Xeon w9-3495X. Cinebench R23 multi-core: 12,380 vs 72,560 (141.7% advantage for the Xeon w9-3495X). Geekbench 6 single-core — the metric most relevant to gaming — records 1,700 vs 2,136, a 22.7% lead for the Xeon w9-3495X that directly translates to higher frame rates. Multi-core Geekbench: 657 vs 18,600 (186.4% advantage for the Xeon w9-3495X). L3 cache: 18 MB (total) on the Core i5-12400F vs 105 MB on the Xeon w9-3495X.

Feature	Core i5-12400F	Xeon w9-3495X
Cores / Threads	6 / 12	56 / 112+833%
Boost Clock	4.4 GHz	4.8 GHz+9%
Base Clock	2.5 GHz+32%	1.9 GHz
L3 Cache	18 MB (total)	105 MB+483%
L2 Cache	1.25 MB (per core)	2 MB (per core)+60%
Process	Intel 7 nm	Intel 7 nm
Architecture	Alder Lake-S (2022)	Sapphire Rapids (2023−2024)
PassMark	19,532	90,441+363%
Cinebench R23 Multi	12,380	72,560+486%
Geekbench 6 Single	1,700	2,136+26%
Geekbench 6 Multi	657	18,600+2731%

🧠

Memory & Platform

The Core i5-12400F uses the LGA1700 socket (PCIe 3.0), while the Xeon w9-3495X uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-4800, DDR4-3200 memory speed. The Xeon w9-3495X supports up to 4096 GB of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Core i5-12400F) vs 8 (Xeon w9-3495X). PCIe lanes: 20 (Core i5-12400F) vs 112 (Xeon w9-3495X) — the Xeon w9-3495X offers 92 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F) and W790 (Xeon w9-3495X).

Feature	Core i5-12400F	Xeon w9-3495X
Socket	LGA1700	LGA4677
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	DDR5-4800, DDR4-3200	DDR5-4800
Max RAM Capacity	128 GB	4096 GB+3100%
RAM Channels	2	8+300%
ECC Support	No	Yes
PCIe Lanes	20	112+460%

🔧

Advanced Features

Virtualization support: VT-x, VT-d, EPT (Core i5-12400F) vs true (Xeon w9-3495X). Primary use case: Core i5-12400F targets Gaming Performance/Value, Xeon w9-3495X targets Ultimate Workstation. Direct competitor: Core i5-12400F rivals Ryzen 5 5600; Xeon w9-3495X rivals Threadripper PRO 7995WX.

Feature	Core i5-12400F	Xeon w9-3495X
Integrated GPU	No	No
AVX-512	—	Yes
Virtualization	VT-x, VT-d, EPT	true
Target Use	Gaming Performance/Value	Ultimate Workstation

💰

Value Analysis

The Core i5-12400F launched at $174 MSRP, while the Xeon w9-3495X debuted at $5889. On MSRP ($174 vs $5889), the Core i5-12400F is $5715 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-12400F delivers 112.3 pts/$ vs 15.4 pts/$ for the Xeon w9-3495X — making the Core i5-12400F the 151.9% better value option.