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 Gold 6444Y 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 Gold 6444Y 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 Gold 6444Y

2023

Why buy it

✅Better for gaming: +6.2% higher average FPS across 50 shared CPU benchmark tests.
✅+25% larger total L3 cache (45 MB vs 36 MB).
✅Newer platform on LGA4677 with DDR5 support instead of LGA4189 and DDR4.

Trade-offs

❌Lower PassMark (47,176 vs 48,140).
❌Lower PassMark per dollar, at 13.0 vs 19.3 PassMark/$ ($3,622 MSRP vs $2,499 MSRP).

Xeon W-3345

2021

Why buy it

✅+2% higher PassMark.
✅Costs $1,123 less on MSRP ($2,499 MSRP vs $3,622 MSRP).
✅Delivers 47.9% more PassMark for each dollar spent, at 19.3 vs 13.0 PassMark/$ ($2,499 MSRP vs $3,622 MSRP).
✅Draws 250W instead of 270W, a 20W reduction.
✅60% more PCIe lanes (128 vs 80) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Gold 6444Y across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (36 MB vs 45 MB).
❌Older platform position on LGA4189 with DDR4, while Xeon Gold 6444Y moves to LGA4677 and DDR5.

Quick Answers

So, is Xeon W-3345 better than Xeon Gold 6444Y?

It depends on what you want from the system. For gaming, Xeon Gold 6444Y is ahead with a 6.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon W-3345 pulls ahead with 2% better PassMark. Xeon Gold 6444Y also has the bigger cache pool with 25% larger total L3 cache (45 MB vs 36 MB).

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

For streaming, content creation, and heavier multitasking, Xeon W-3345 is the stronger fit. You are getting 2% better PassMark, backed by 24 cores and 48 threads.

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

Xeon W-3345 is the better buy right now. Xeon W-3345 comes in $1,123 cheaper on MSRP at $2,499 MSRP versus $3,622 MSRP, and it still gives you 2% better PassMark. The compromise is that Xeon Gold 6444Y is still the better pure gaming CPU with a 6.2% average FPS lead across 50 shared CPU game tests in our data. It is also 47.9% better value on MSRP (19.3 vs 13.0 PassMark/$), 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 Gold 6444Y makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2021), a healthier platform with LGA4677 and DDR5 instead of LGA4189, and 25% larger total L3 cache (45 MB vs 36 MB). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Xeon Gold 6444Y vs Xeon W-3345 Technical Specifications

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

Xeon Gold 6444Y

The Xeon Gold 6444Y is manufactured by Intel. It was released in 10 January 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 16 cores and 32 threads. Base frequency is 3.6 GHz, with boost up to 4 GHz. L3 cache: 45 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 270 Watt. Memory support: DDR5-4800, DDR5-4400. Passmark benchmark score: 47,176 points. Launch price was $1,517.

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 Gold 6444Y 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 GHz on the Xeon Gold 6444Y versus 4 GHz on the Xeon W-3345 — identical boost frequencies (base: 3.6 GHz vs 3 GHz). The Xeon Gold 6444Y uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Xeon W-3345 uses Ice Lake-W (2021) (10 nm). In PassMark, the Xeon Gold 6444Y scores 47,176 against the Xeon W-3345's 48,140 — a 2% lead for the Xeon W-3345. L3 cache: 45 MB on the Xeon Gold 6444Y vs 36 MB (total) on the Xeon W-3345.

Feature	Xeon Gold 6444Y	Xeon W-3345
Cores / Threads	16 / 32	24 / 48+50%
Boost Clock	4 GHz	4 GHz
Base Clock	3.6 GHz+20%	3 GHz
L3 Cache	45 MB+25%	36 MB (total)
L2 Cache	2 MB (per core)+100%	1 MB (per core)
Process	Intel 7 nm-30%	10 nm
Architecture	Sapphire Rapids (2023−2024)	Ice Lake-W (2021)
PassMark	47,176	48,140+2%

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Memory & Platform

The Xeon Gold 6444Y uses the LGA4677 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 5600 on the Xeon Gold 6444Y versus 3200 on the Xeon W-3345 — the Xeon Gold 6444Y supports 75% 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: 80 (Xeon Gold 6444Y) vs 128 (Xeon W-3345) — the Xeon W-3345 offers 48 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C741 (Xeon Gold 6444Y) and SP3,C621A (Xeon W-3345).

Feature	Xeon Gold 6444Y	Xeon W-3345
Socket	LGA4677	LGA4189
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	5600+75%	3200
Max RAM Capacity	4096	4096
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	80	128+60%

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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 Gold 6444Y rivals EPYC 9384X; Xeon W-3345 rivals Xeon Platinum 8362.

Feature	Xeon Gold 6444Y	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 Gold 6444Y was priced at $3622, while the Xeon W-3345 came in at $2499. On launch pricing ($3622 vs $2499), Xeon W-3345 was $1123 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon Gold 6444Y delivers 13.0 pts/$ vs 19.3 pts/$ for the Xeon W-3345 — making the Xeon W-3345 the 38.6% better value option.

Feature	Xeon Gold 6444Y	Xeon W-3345
MSRP	$3622	$2499-31%
Performance per Dollar	13.0	19.3+48%
Release Date	2023	2021

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