Core i9-12900 vs Xeon Gold 5318Y

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 i9-12900 vs Xeon Gold 5318Y 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 i9-12900 vs Xeon Gold 5318Y: Pros, Cons & Final Verdict

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

Core i9-12900

2022

Why buy it

✅Better for gaming: +13.8% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 65W instead of 165W, a 100W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of LGA4189 and DDR4.
✅Integrated graphics onboard with Intel UHD Graphics 770, while Xeon Gold 5318Y needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (30 MB vs 36 MB).
❌Less compelling for workstation-style loads than Xeon Gold 5318Y, which brings 24 cores / 48 threads and 64 PCIe lanes.
❌Launch MSRP is still $519 MSRP, while Xeon Gold 5318Y mostly shows up through inconsistent older-market listings.

Xeon Gold 5318Y

2021

Why buy it

✅+20% larger total L3 cache (36 MB vs 30 MB).
✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 64 PCIe lanes vs 20.
✅220% more PCIe lanes (64 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i9-12900 across 50 shared CPU benchmark tests.
❌Lower PassMark (33,139 vs 33,695).
❌153.8% higher power demand at 165W vs 65W.
❌Older platform position on LGA4189 with DDR4, while Core i9-12900 moves to LGA1700 and DDR5.
❌No integrated graphics, while Core i9-12900 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i9-12900 better than Xeon Gold 5318Y?

Not really, because they are built for different jobs. Xeon Gold 5318Y makes more sense for workstation-style multi-core throughput, while Core i9-12900 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 i9-12900 is the better pick. According to our tests, it delivers 13.8% 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 i9-12900 is the stronger fit. You are getting 1.7% better PassMark, backed by 16 cores and 24 threads.

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

Core i9-12900 is the better buy right now. Core i9-12900 comes in at an unclear MSRP at $519 MSRP versus unclear MSRP, and it still gives you a 13.8% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (64.9 vs 0.0 PassMark/$), 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 i9-12900 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2021), a healthier platform with LGA1700 and DDR5 instead of LGA4189, 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 i9-12900 vs Xeon Gold 5318Y Technical Specifications

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

Core i9-12900

The Core i9-12900 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: DDR4, DDR5. Passmark benchmark score: 33,695 points. Launch price was $489.

Xeon Gold 5318Y

The Xeon Gold 5318Y is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 24 cores and 48 threads. Base frequency is 2.1 GHz, with boost up to 3.4 GHz. L3 cache: 36 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 33,139 points. Launch price was $800.

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Processing Power

The Core i9-12900 packs 16 cores / 24 threads, while the Xeon Gold 5318Y offers 24 cores / 48 threads — the Xeon Gold 5318Y has 8 more cores. Boost clocks reach 5.1 GHz on the Core i9-12900 versus 3.4 GHz on the Xeon Gold 5318Y — a 40% clock advantage for the Core i9-12900 (base: 2.4 GHz vs 2.1 GHz). The Core i9-12900 uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Xeon Gold 5318Y uses Ice Lake-SP (2021) (10 nm). In PassMark, the Core i9-12900 scores 33,695 against the Xeon Gold 5318Y's 33,139 — a 1.7% lead for the Core i9-12900. L3 cache: 30 MB (total) on the Core i9-12900 vs 36 MB (total) on the Xeon Gold 5318Y.

Feature	Core i9-12900	Xeon Gold 5318Y
Cores / Threads	16 / 24	24 / 48+50%
Boost Clock	5.1 GHz+50%	3.4 GHz
Base Clock	2.4 GHz+14%	2.1 GHz
L3 Cache	30 MB (total)	36 MB (total)+20%
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	Intel 7 nm-30%	10 nm
Architecture	Alder Lake-S (2022)	Ice Lake-SP (2021)
PassMark	33,695+2%	33,139
Cinebench R23 Multi	—	28,500
Geekbench 6 Single	—	1,251
Geekbench 6 Multi	—	21,846

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Memory & Platform

The Core i9-12900 uses the LGA1700 socket (PCIe 5.0), while the Xeon Gold 5318Y uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i9-12900 versus DDR4-2933 on the Xeon Gold 5318Y — the Core i9-12900 supports 63.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 5318Y supports up to 6144 GB of RAM compared to 128 GB — 4700% more capacity for professional workloads. Memory channels: 2 (Core i9-12900) vs 8 (Xeon Gold 5318Y). PCIe lanes: 20 (Core i9-12900) vs 64 (Xeon Gold 5318Y) — the Xeon Gold 5318Y offers 44 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z690,B660 (Core i9-12900) and C621A,Ice Lake-SP (Xeon Gold 5318Y).

Feature	Core i9-12900	Xeon Gold 5318Y
Socket	LGA1700	LGA4189
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	4800+64%	DDR4-2933
Max RAM Capacity	128 GB	6144 GB+4700%
RAM Channels	2	8+300%
ECC Support	Yes	Yes
PCIe Lanes	20	64+220%

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Advanced Features

Neither processor supports overclocking. Only the Xeon Gold 5318Y supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-12900) vs VT-x, VT-d, EPT (Xeon Gold 5318Y). The Core i9-12900 includes integrated graphics (Intel UHD Graphics 770), while the Xeon Gold 5318Y requires a dedicated GPU. Primary use case: Xeon Gold 5318Y targets Server / Virtualization. Direct competitor: Core i9-12900 rivals Ryzen 9 5900; Xeon Gold 5318Y rivals Xeon Silver 4316.

Feature	Core i9-12900	Xeon Gold 5318Y
Integrated GPU	Yes	No
IGPU Model	Intel UHD Graphics 770	—
Unlocked	No	No
AVX-512	No	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d, EPT
Target Use	—	Server / Virtualization