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 i9-12900F

2022

Why buy it

✅Better for gaming: +13.1% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $5,808 less on MSRP ($494 MSRP vs $6,302 MSRP).
✅Delivers 1204.5% more PassMark for each dollar spent, at 72.6 vs 5.6 PassMark/$ ($494 MSRP vs $6,302 MSRP).
✅Draws 65W instead of 205W, a 140W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of LGA3647 and DDR4.

Trade-offs

❌Less compelling for workstation-style loads than Xeon Platinum 8268, which brings 24 cores / 48 threads and 48 PCIe lanes.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon Platinum 8268

2019

Why buy it

✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 48 PCIe lanes vs 20.
✅140% more PCIe lanes (48 vs 20) 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 i9-12900F across 50 shared CPU benchmark tests.
❌Lower PassMark (35,081 vs 35,873).
❌Lower PassMark per dollar, at 5.6 vs 72.6 PassMark/$ ($6,302 MSRP vs $494 MSRP).
❌215.4% higher power demand at 205W vs 65W.
❌Older platform position on LGA3647 with DDR4, while Core i9-12900F moves to LGA1700 and DDR5.

Core i9-12900F

2022

Xeon Platinum 8268

2019

Why buy it

✅Better for gaming: +13.1% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $5,808 less on MSRP ($494 MSRP vs $6,302 MSRP).
✅Delivers 1204.5% more PassMark for each dollar spent, at 72.6 vs 5.6 PassMark/$ ($494 MSRP vs $6,302 MSRP).
✅Draws 65W instead of 205W, a 140W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of LGA3647 and DDR4.

Why buy it

✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 48 PCIe lanes vs 20.
✅140% more PCIe lanes (48 vs 20) 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 Platinum 8268, which brings 24 cores / 48 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 i9-12900F across 50 shared CPU benchmark tests.
❌Lower PassMark (35,081 vs 35,873).
❌Lower PassMark per dollar, at 5.6 vs 72.6 PassMark/$ ($6,302 MSRP vs $494 MSRP).
❌215.4% higher power demand at 205W vs 65W.
❌Older platform position on LGA3647 with DDR4, while Core i9-12900F moves to LGA1700 and DDR5.

Quick Answers

So, is Core i9-12900F better than Xeon Platinum 8268?

Not in a simple one-size-fits-all way. Xeon Platinum 8268 makes more sense for workstation-style multi-core throughput, while Core i9-12900F 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 i9-12900F is the better pick here. According to our tests, it delivers 13.1% 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, Core i9-12900F is the better fit. You are getting 2.3% better PassMark, backed by 16 cores and 24 threads.

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

Core i9-12900F is the smarter buy today. Core i9-12900F is $5,808 cheaper on MSRP at $494 MSRP versus $6,302 MSRP, and it gives you a 13.1% average FPS lead across 50 shared CPU game tests in our data. It is also 1204.5% better value on MSRP (72.6 vs 5.6 PassMark/$), 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 i9-12900F is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2019), a healthier platform with LGA1700 and DDR5 instead of LGA3647, and more multi-core headroom with 16 cores / 24 threads instead of 24/48. 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 i9-12900F Benchmark Check

Xeon Platinum 8268 Benchmark Check

Path of Exile 2

Preset	Core i9-12900F	Xeon Platinum 8268
1080p
low	269 FPS	194 FPS
medium	259 FPS	157 FPS
high	214 FPS	126 FPS
ultra	184 FPS	98 FPS
1440p
low	230 FPS	159 FPS
medium	198 FPS	124 FPS
high	159 FPS	96 FPS
ultra	140 FPS	76 FPS
4K
low	159 FPS	72 FPS
medium	136 FPS	60 FPS
high	106 FPS	47 FPS
ultra	93 FPS	38 FPS

Open Core i9-12900F Open Xeon Platinum 8268

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i9-12900F	Xeon Platinum 8268
1080p
low	617 FPS	424 FPS
medium	526 FPS	370 FPS
high	441 FPS	303 FPS
ultra	399 FPS	249 FPS
1440p
low	533 FPS	366 FPS
medium	470 FPS	322 FPS
high	397 FPS	266 FPS
ultra	340 FPS	212 FPS
4K
low	311 FPS	228 FPS
medium	281 FPS	203 FPS
high	266 FPS	180 FPS
ultra	232 FPS	148 FPS

Open Core i9-12900F Open Xeon Platinum 8268

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i9-12900F	Xeon Platinum 8268
1080p
low	775 FPS	877 FPS
medium	619 FPS	877 FPS
high	545 FPS	872 FPS
ultra	462 FPS	787 FPS
1440p
low	692 FPS	731 FPS
medium	560 FPS	632 FPS
high	487 FPS	600 FPS
ultra	416 FPS	537 FPS
4K
low	498 FPS	468 FPS
medium	418 FPS	368 FPS
high	378 FPS	328 FPS
ultra	319 FPS	269 FPS

Open Core i9-12900F Open Xeon Platinum 8268

League of Legends

League of Legends

Valorant

Preset	Core i9-12900F	Xeon Platinum 8268
1080p
low	894 FPS	877 FPS
medium	809 FPS	848 FPS
high	696 FPS	733 FPS
ultra	626 FPS	637 FPS
1440p
low	765 FPS	736 FPS
medium	681 FPS	646 FPS
high	586 FPS	555 FPS
ultra	517 FPS	476 FPS
4K
low	524 FPS	531 FPS
medium	475 FPS	473 FPS
high	423 FPS	416 FPS
ultra	369 FPS	361 FPS

Open Core i9-12900F Open Xeon Platinum 8268

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i9-12900F and Xeon Platinum 8268

Core i9-12900F

The Core i9-12900F 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 16 cores and 24 threads. Base frequency is 2.4 GHz, with boost up to 5.1 GHz. L3 cache: 30 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: 35,873 points. Launch price was $499.

Xeon Platinum 8268

The Xeon Platinum 8268 is manufactured by Intel. It was released in 11 December 2018 (6 years ago). It is based on the Cascade Lake-SP (2018) architecture. It features 24 cores and 48 threads. Base frequency is 2.9 GHz, with boost up to 3.9 GHz. L3 cache: 35.75 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 35,081 points. Launch price was $6,302.

⚡

Processing Power

The Core i9-12900F packs 16 cores / 24 threads, while the Xeon Platinum 8268 offers 24 cores / 48 threads — the Xeon Platinum 8268 has 8 more cores. Boost clocks reach 5.1 GHz on the Core i9-12900F versus 3.9 GHz on the Xeon Platinum 8268 — a 26.7% clock advantage for the Core i9-12900F (base: 2.4 GHz vs 2.9 GHz). The Core i9-12900F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Xeon Platinum 8268 uses Cascade Lake-SP (2018) (14 nm). In PassMark, the Core i9-12900F scores 35,873 against the Xeon Platinum 8268's 35,081 — a 2.2% lead for the Core i9-12900F. L3 cache: 30 MB (total) on the Core i9-12900F vs 35.75 MB (total) on the Xeon Platinum 8268.

Feature	Core i9-12900F	Xeon Platinum 8268
Cores / Threads	16 / 24	24 / 48+50%
Boost Clock	5.1 GHz+31%	3.9 GHz
Base Clock	2.4 GHz	2.9 GHz+21%
L3 Cache	30 MB (total)	35.75 MB (total)+19%
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	Intel 7 nm-50%	14 nm
Architecture	Alder Lake-S (2022)	Cascade Lake-SP (2018)
PassMark	35,873+2%	35,081
Cinebench R23 Multi	—	24,500
Geekbench 6 Single	—	1,394
Geekbench 6 Multi	—	12,046

🧠

Memory & Platform

The Core i9-12900F uses the LGA1700 socket (PCIe 5.0), while the Xeon Platinum 8268 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i9-12900F versus DDR4-2933 on the Xeon Platinum 8268 — the Core i9-12900F supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8268 supports up to 1024 GB of RAM compared to 128 — 155.6% more capacity for professional workloads. Memory channels: 2 (Core i9-12900F) vs 6 (Xeon Platinum 8268). PCIe lanes: 20 (Core i9-12900F) vs 48 (Xeon Platinum 8268) — the Xeon Platinum 8268 offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z690,B660 (Core i9-12900F) and C621,Lewisburg (Xeon Platinum 8268).

Feature	Core i9-12900F	Xeon Platinum 8268
Socket	LGA1700	LGA3647
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	4800+119900%	DDR4-2933
Max RAM Capacity	128	1024 GB+838860700%
RAM Channels	2	6+200%
ECC Support	No	Yes
PCIe Lanes	20	48+140%

🔧

Advanced Features

Neither processor supports overclocking. Only the Xeon Platinum 8268 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-12900F) vs VT-x, VT-d, EPT (Xeon Platinum 8268). Primary use case: Xeon Platinum 8268 targets High-end Server. Direct competitor: Core i9-12900F rivals Ryzen 9 5900X; Xeon Platinum 8268 rivals EPYC 7452.

Feature	Core i9-12900F	Xeon Platinum 8268
Integrated GPU	No	No
IGPU Model	None	—
Unlocked	No	No
AVX-512	No	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d, EPT
Target Use	—	High-end Server

💰

Value Analysis

The Core i9-12900F launched at $494 MSRP, while the Xeon Platinum 8268 debuted at $6302. On MSRP ($494 vs $6302), the Core i9-12900F is $5808 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-12900F delivers 72.6 pts/$ vs 5.6 pts/$ for the Xeon Platinum 8268 — making the Core i9-12900F the 171.5% better value option.