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.

Core i9-12900F vs Xeon Platinum 8268 FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core i9-12900F vs Xeon Platinum 8268: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

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.

Quick Answers

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

Not really, because they are built for different jobs. Xeon Platinum 8268 makes more sense for workstation-style multi-core throughput, while Core i9-12900F is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Core i9-12900F is the better pick. 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 stronger 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 better buy right now. Core i9-12900F comes in $5,808 cheaper on MSRP at $494 MSRP versus $6,302 MSRP, and it still gives you a 13.1% average FPS lead across 50 shared CPU game tests in our data. It is also 1204.5% better value on MSRP (72.6 vs 5.6 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i9-12900F makes more sense long term 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 gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i9-12900F vs Xeon Platinum 8268 Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

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.

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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

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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 63.7% 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 GB — 700% 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+64%	DDR4-2933
Max RAM Capacity	128 GB	1024 GB+700%
RAM Channels	2	6+200%
ECC Support	No	Yes
PCIe Lanes	20	48+140%

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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

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Value Analysis

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

Feature	Core i9-12900F	Xeon Platinum 8268
MSRP	$494-92%	$6302
Performance per Dollar	72.6+1196%	5.6
Release Date	2022	2019

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