Xeon D-2799 vs Xeon Platinum 8260M

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.

Xeon D-2799 vs Xeon Platinum 8260M 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.

Xeon D-2799 vs Xeon Platinum 8260M: Pros, Cons & Final Verdict

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

Xeon D-2799

2022

Why buy it

✅Draws 129W instead of 165W, a 36W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Platinum 8260M across 50 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (20,000 vs 30,500).

Xeon Platinum 8260M

2019

Why buy it

✅Better for gaming: +11.4% higher average FPS across 50 shared CPU benchmark tests.
✅50% more PCIe lanes (48 vs 32) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $7,705 MSRP, while Xeon D-2799 mostly shows up through inconsistent older-market listings.
❌27.9% higher power demand at 165W vs 129W.

Quick Answers

So, is Xeon Platinum 8260M better than Xeon D-2799?

Yes. Xeon Platinum 8260M is the better all-around CPU here. It gives you a 11.4% average FPS lead across 50 shared CPU game tests in our data, 52.5% better Cinebench R23 multi-core, and 0.5% higher PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Xeon Platinum 8260M is the better pick. According to our tests, it delivers 11.4% 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, Xeon Platinum 8260M is the stronger fit. You are getting 52.5% better Cinebench R23 multi-core, backed by 24 cores and 48 threads.

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

Xeon Platinum 8260M is the better buy right now. Xeon Platinum 8260M comes in at an unclear MSRP at $7,705 MSRP versus unclear MSRP, and it still gives you a 11.4% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (4.4 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon D-2799 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2019). That makes it the safer long-term bet.

Xeon D-2799 vs Xeon Platinum 8260M Technical Specifications

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

Xeon D-2799

The Xeon D-2799 is manufactured by Intel. It was released in 24 February 2022 (3 years ago). It is based on the Ice Lake-D (2022−2023) architecture. It features 20 cores and 40 threads. Base frequency is 2.4 GHz, with boost up to 3.4 GHz. L3 cache: 30 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA2579. Thermal design power (TDP): 129 Watt. Memory support: DDR4. Passmark benchmark score: 33,792 points. Launch price was $1,972.

Xeon Platinum 8260M

The Xeon Platinum 8260M 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 2.4 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): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 33,970 points. Launch price was $7,705.

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Processing Power

The Xeon D-2799 packs 20 cores / 40 threads, while the Xeon Platinum 8260M offers 24 cores / 48 threads — the Xeon Platinum 8260M has 4 more cores. Boost clocks reach 3.4 GHz on the Xeon D-2799 versus 3.9 GHz on the Xeon Platinum 8260M — a 13.7% clock advantage for the Xeon Platinum 8260M (base: 2.4 GHz vs 2.4 GHz). The Xeon D-2799 uses the Ice Lake-D (2022−2023) architecture (10 nm), while the Xeon Platinum 8260M uses Cascade Lake-SP (2018) (14 nm). In PassMark, the Xeon D-2799 scores 33,792 against the Xeon Platinum 8260M's 33,970 — a 0.5% lead for the Xeon Platinum 8260M. Cinebench R23 multi-core: 20,000 vs 30,500 (41.6% advantage for the Xeon Platinum 8260M). Geekbench 6 single-core — the metric most relevant to gaming — records 1,959 vs 1,200, a 48.1% lead for the Xeon D-2799 that directly translates to higher frame rates. Multi-core Geekbench: 1,895 vs 10,491 (138.8% advantage for the Xeon Platinum 8260M). L3 cache: 30 MB (total) on the Xeon D-2799 vs 35.75 MB (total) on the Xeon Platinum 8260M.

Feature	Xeon D-2799	Xeon Platinum 8260M
Cores / Threads	20 / 40	24 / 48+20%
Boost Clock	3.4 GHz	3.9 GHz+15%
Base Clock	2.4 GHz	2.4 GHz
L3 Cache	30 MB (total)	35.75 MB (total)+19%
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	10 nm-29%	14 nm
Architecture	Ice Lake-D (2022−2023)	Cascade Lake-SP (2018)
PassMark	33,792	33,970
Cinebench R23 Multi	20,000	30,500+53%
Geekbench 6 Single	1,959+63%	1,200
Geekbench 6 Multi	1,895	10,491+454%

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Memory & Platform

The Xeon D-2799 uses the FCBGA2579 socket (PCIe 4.0), while the Xeon Platinum 8260M uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Xeon D-2799 versus DDR4-2933 on the Xeon Platinum 8260M — the Xeon D-2799 supports 9.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8260M supports up to 2048 GB of RAM compared to 1024 GB — 100% more capacity for professional workloads. Memory channels: 4 (Xeon D-2799) vs 6 (Xeon Platinum 8260M). PCIe lanes: 32 (Xeon D-2799) vs 48 (Xeon Platinum 8260M) — the Xeon Platinum 8260M offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Ice Lake-D (Xeon D-2799) and C621,C622,C624,C627,C628 (Xeon Platinum 8260M).

Feature	Xeon D-2799	Xeon Platinum 8260M
Socket	FCBGA2579	LGA3647
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR4-3200+9%	DDR4-2933
Max RAM Capacity	1024 GB	2048 GB+100%
RAM Channels	4	6+50%
ECC Support	Yes	Yes
PCIe Lanes	32	48+50%

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Advanced Features

Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d, EPT virtualization. Primary use case: Xeon D-2799 targets Edge Server / Networking, Xeon Platinum 8260M targets Server (Memory Optimized). Direct competitor: Xeon D-2799 rivals EPYC 7302; Xeon Platinum 8260M rivals Xeon Platinum 8268.