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 i9-12900HX vs Xeon Platinum 8270 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 i9-12900HX vs Xeon Platinum 8270: Pros, Cons & Final Verdict

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

Core i9-12900HX

2022

Why buy it

✅Better for gaming: +11.1% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $6,799 less on MSRP ($606 MSRP vs $7,405 MSRP).
✅Delivers 1100.7% more PassMark for each dollar spent, at 54.5 vs 4.5 PassMark/$ ($606 MSRP vs $7,405 MSRP).
✅Draws 55W instead of 205W, a 150W reduction.
✅Newer platform on FCBGA1964 with DDR5 support instead of LGA3647 and DDR4.

Trade-offs

❌Lower Cinebench R23 multi-core (23,150 vs 32,000).
❌Less compelling for workstation-style loads than Xeon Platinum 8270, which brings 26 cores / 52 threads.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon Platinum 8270

2019

Why buy it

✅+38.2% higher Cinebench R23 multi-core.
✅Better for workstations and heavier parallel workloads: 26 cores / 52 threads.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Worse for gaming: lower average FPS than Core i9-12900HX across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 4.5 vs 54.5 PassMark/$ ($7,405 MSRP vs $606 MSRP).
❌272.7% higher power demand at 205W vs 55W.
❌Older platform position on LGA3647 with DDR4, while Core i9-12900HX moves to FCBGA1964 and DDR5.
❌No integrated graphics, while Core i9-12900HX can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i9-12900HX better than Xeon Platinum 8270?

Not really, because they are built for different jobs. Xeon Platinum 8270 makes more sense for workstation-style multi-core throughput, while Core i9-12900HX is the more practical desktop choice for gaming, platform cost, and everyday use.

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

For streaming, content creation, and heavier multitasking, Xeon Platinum 8270 is the stronger fit. You are getting 38.2% better Cinebench R23 multi-core, backed by 26 cores and 52 threads.

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

Core i9-12900HX is the better buy right now. Core i9-12900HX comes in $6,799 cheaper on MSRP at $606 MSRP versus $7,405 MSRP, and it still gives you a 11.1% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon Platinum 8270 is still stronger for heavier multi-core work with 38.2% better Cinebench R23 multi-core. It is also 1100.7% better value on MSRP (54.5 vs 4.5 PassMark/$), 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 i9-12900HX makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2019) and a healthier platform with FCBGA1964 and DDR5 instead of LGA3647. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i9-12900HX vs Xeon Platinum 8270 Technical Specifications

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

Core i9-12900HX

The Core i9-12900HX is manufactured by Intel. It was released in 10 May 2022 (3 years ago). It is based on the Alder Lake-HX (2022) architecture. It features 16 cores and 24 threads. Base frequency is 2.3 GHz, with boost up to 5 GHz. L3 cache: 30 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1964. Thermal design power (TDP): 55 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 33,018 points. Launch price was $499.

Xeon Platinum 8270

The Xeon Platinum 8270 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 26 cores and 52 threads. Base frequency is 2.7 GHz, with boost up to 4 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: 33,602 points. Launch price was $7,405.

⚡

Processing Power

The Core i9-12900HX packs 16 cores / 24 threads, while the Xeon Platinum 8270 offers 26 cores / 52 threads — the Xeon Platinum 8270 has 10 more cores. Boost clocks reach 5 GHz on the Core i9-12900HX versus 4 GHz on the Xeon Platinum 8270 — a 22.2% clock advantage for the Core i9-12900HX (base: 2.3 GHz vs 2.7 GHz). The Core i9-12900HX uses the Alder Lake-HX (2022) architecture (Intel 7 nm), while the Xeon Platinum 8270 uses Cascade Lake-SP (2018) (14 nm). In PassMark, the Core i9-12900HX scores 33,018 against the Xeon Platinum 8270's 33,602 — a 1.8% lead for the Xeon Platinum 8270. Cinebench R23 multi-core: 23,150 vs 32,000 (32.1% advantage for the Xeon Platinum 8270). Geekbench 6 single-core — the metric most relevant to gaming — records 2,426 vs 1,200, a 67.6% lead for the Core i9-12900HX that directly translates to higher frame rates. Multi-core Geekbench: 14,620 vs 11,000 (28.3% advantage for the Core i9-12900HX). L3 cache: 30 MB (total) on the Core i9-12900HX vs 35.75 MB (total) on the Xeon Platinum 8270.

Feature	Core i9-12900HX	Xeon Platinum 8270
Cores / Threads	16 / 24	26 / 52+63%
Boost Clock	5 GHz+25%	4 GHz
Base Clock	2.3 GHz	2.7 GHz+17%
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-HX (2022)	Cascade Lake-SP (2018)
PassMark	33,018	33,602+2%
Cinebench R23 Multi	23,150	32,000+38%
Geekbench 6 Single	2,426+102%	1,200
Geekbench 6 Multi	14,620+33%	11,000

🧠

Memory & Platform

The Core i9-12900HX uses the FCBGA1964 socket (PCIe 5.0), while the Xeon Platinum 8270 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800, DDR4-3200 on the Core i9-12900HX versus DDR4-2933 on the Xeon Platinum 8270 — the Core i9-12900HX supports 63.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8270 supports up to 1024 GB of RAM compared to 128 GB — 700% more capacity for professional workloads. Memory channels: 2 (Core i9-12900HX) vs 6 (Xeon Platinum 8270). Both provide 48 PCIe lanes. Chipset compatibility: HM670,WM690 (Core i9-12900HX) and C621,Lewisburg (Xeon Platinum 8270).

Feature	Core i9-12900HX	Xeon Platinum 8270
Socket	FCBGA1964	LGA3647
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	DDR5-4800, DDR4-3200+64%	DDR4-2933
Max RAM Capacity	128 GB	1024 GB+700%
RAM Channels	2	6+200%
ECC Support	No	Yes
PCIe Lanes	48	48

🔧

Advanced Features

Only the Core i9-12900HX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon Platinum 8270 supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d, EPT virtualization. The Core i9-12900HX includes integrated graphics (UHD Graphics 770), while the Xeon Platinum 8270 requires a dedicated GPU. Primary use case: Core i9-12900HX targets High-end Mobile Performance, Xeon Platinum 8270 targets Server / Workstation. Direct competitor: Core i9-12900HX rivals Ryzen 9 6900HX; Xeon Platinum 8270 rivals Xeon Platinum 8268.

Feature	Core i9-12900HX	Xeon Platinum 8270
Integrated GPU	Yes	No
IGPU Model	UHD Graphics 770	—
Unlocked	Yes	No
AVX-512	No	Yes
Virtualization	VT-x, VT-d, EPT	VT-x, VT-d, EPT
Target Use	High-end Mobile Performance	Server / Workstation

💰

Value Analysis

At launch, the Core i9-12900HX was priced at $606, while the Xeon Platinum 8270 came in at $7405. On launch pricing ($606 vs $7405), Core i9-12900HX was $6799 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-12900HX delivers 54.5 pts/$ vs 4.5 pts/$ for the Xeon Platinum 8270 — making the Core i9-12900HX the 169.2% better value option.

Feature	Core i9-12900HX	Xeon Platinum 8270
MSRP	$606-92%	$7405
Performance per Dollar	54.5+1111%	4.5
Release Date	2022	2019

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