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 6517P vs Xeon W-3345 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 6517P vs Xeon W-3345: Pros, Cons & Final Verdict

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

Xeon 6517P

2025

Why buy it

✅+100% larger total L3 cache (72 MB vs 36 MB).
✅Costs $1,304 less on MSRP ($1,195 MSRP vs $2,499 MSRP).
✅Delivers 112.0% more PassMark for each dollar spent, at 40.8 vs 19.3 PassMark/$ ($1,195 MSRP vs $2,499 MSRP).
✅Draws 190W instead of 250W, a 60W reduction.
✅Newer platform on LGA4710 with DDR5 support instead of LGA4189 and DDR4.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Xeon W-3345

2021

Why buy it

✅45.5% more PCIe lanes (128 vs 88) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (48,140 vs 48,810).
❌Smaller total L3 cache (36 MB vs 72 MB).
❌Lower PassMark per dollar, at 19.3 vs 40.8 PassMark/$ ($2,499 MSRP vs $1,195 MSRP).
❌31.6% higher power demand at 250W vs 190W.
❌Older platform position on LGA4189 with DDR4, while Xeon 6517P moves to LGA4710 and DDR5.

Quick Answers

So, is Xeon 6517P better than Xeon W-3345?

Yes. Xeon 6517P is the better all-around CPU here. It gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data, 1.4% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Xeon 6517P is the better pick. According to our tests, it delivers 0.2% 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 6517P is the stronger fit. You are getting 1.4% better PassMark, backed by 16 cores and 32 threads. It also has the larger cache pool with 100% larger total L3 cache (72 MB vs 36 MB).

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

Xeon 6517P is the better buy right now. Xeon 6517P comes in $1,304 cheaper on MSRP at $1,195 MSRP versus $2,499 MSRP, and it still gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data. It is also 112.0% better value on MSRP (40.8 vs 19.3 PassMark/$), 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 6517P makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2021), a healthier platform with LGA4710 and DDR5 instead of LGA4189, 100% larger total L3 cache (72 MB vs 36 MB), and more multi-core headroom with 16 cores / 32 threads instead of 24/48. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Xeon 6517P vs Xeon W-3345 Technical Specifications

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

Xeon 6517P

The Xeon 6517P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 16 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 4.2 GHz. L3 cache: 72 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 190 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 48,810 points. Launch price was $1,195.

Xeon W-3345

The Xeon W-3345 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-W (2021) architecture. It features 24 cores and 48 threads. Base frequency is 3 GHz, with boost up to 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): 250 Watt. Memory support: DDR4-3200. Passmark benchmark score: 48,140 points. Launch price was $800.

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Processing Power

The Xeon 6517P packs 16 cores / 32 threads, while the Xeon W-3345 offers 24 cores / 48 threads — the Xeon W-3345 has 8 more cores. Boost clocks reach 4.2 GHz on the Xeon 6517P versus 4 GHz on the Xeon W-3345 — a 4.9% clock advantage for the Xeon 6517P (base: 3.2 GHz vs 3 GHz). The Xeon 6517P uses the Granite Rapids (2024−2025) architecture (Intel 3 nm), while the Xeon W-3345 uses Ice Lake-W (2021) (10 nm). In PassMark, the Xeon 6517P scores 48,810 against the Xeon W-3345's 48,140 — a 1.4% lead for the Xeon 6517P. L3 cache: 72 MB (total) on the Xeon 6517P vs 36 MB (total) on the Xeon W-3345.

Feature	Xeon 6517P	Xeon W-3345
Cores / Threads	16 / 32	24 / 48+50%
Boost Clock	4.2 GHz+5%	4 GHz
Base Clock	3.2 GHz+7%	3 GHz
L3 Cache	72 MB (total)+100%	36 MB (total)
L2 Cache	2 MB (per core)+100%	1 MB (per core)
Process	Intel 3 nm-70%	10 nm
Architecture	Granite Rapids (2024−2025)	Ice Lake-W (2021)
PassMark	48,810+1%	48,140

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Memory & Platform

The Xeon 6517P uses the LGA4710 socket (PCIe 5.0), while the Xeon W-3345 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 6400 on the Xeon 6517P versus 3200 on the Xeon W-3345 — the Xeon 6517P supports 100% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 88 (Xeon 6517P) vs 128 (Xeon W-3345) — the Xeon W-3345 offers 40 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Granite Rapids-SP (Xeon 6517P) and SP3,C621A (Xeon W-3345).

Feature	Xeon 6517P	Xeon W-3345
Socket	LGA4710	LGA4189
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	6400+100%	3200
Max RAM Capacity	4096	4096
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	88	128+45%

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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 virtualization. Direct competitor: Xeon 6517P rivals EPYC 9554; Xeon W-3345 rivals Xeon Platinum 8362.

Feature	Xeon 6517P	Xeon W-3345
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	No
AVX-512	Yes	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d

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Value Analysis

At launch, the Xeon 6517P was priced at $1195, while the Xeon W-3345 came in at $2499. On launch pricing ($1195 vs $2499), Xeon 6517P was $1304 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon 6517P delivers 40.8 pts/$ vs 19.3 pts/$ for the Xeon W-3345 — making the Xeon 6517P the 71.8% better value option.

Feature	Xeon 6517P	Xeon W-3345
MSRP	$1195-52%	$2499
Performance per Dollar	40.8+111%	19.3
Release Date	2025	2021

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