Xeon W-2191B vs Xeon W-3245M

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 W-2191B vs Xeon W-3245M 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 W-2191B vs Xeon W-3245M: Pros, Cons & Final Verdict

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

Xeon W-2191B

2017

Why buy it

✅Costs $3,669 less on MSRP ($1,333 MSRP vs $5,002 MSRP).
✅Delivers 273.5% more PassMark for each dollar spent, at 21.3 vs 5.7 PassMark/$ ($1,333 MSRP vs $5,002 MSRP).
✅Draws 140W instead of 205W, a 65W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon W-3245M across 50 shared CPU benchmark tests.
❌Lower PassMark (28,362 vs 28,494).

Xeon W-3245M

2019

Why buy it

✅Better for gaming: +12.5% higher average FPS across 50 shared CPU benchmark tests.
✅33.3% more PCIe lanes (64 vs 48) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark per dollar, at 5.7 vs 21.3 PassMark/$ ($5,002 MSRP vs $1,333 MSRP).
❌46.4% higher power demand at 205W vs 140W.

Quick Answers

So, is Xeon W-3245M better than Xeon W-2191B?

Yes. Xeon W-3245M is the better all-around CPU here. It gives you a 12.5% average FPS lead across 50 shared CPU game tests in our data, 0.5% 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 W-3245M is the better pick. According to our tests, it delivers 12.5% 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 W-3245M is the stronger fit. You are getting 0.5% better PassMark, backed by 16 cores and 32 threads.

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

Xeon W-3245M is still the faster CPU overall, but Xeon W-2191B is easier to justify if budget matters more than peak performance. Xeon W-3245M comes in 275.2% more expensive on MSRP at $5,002 MSRP versus $1,333 MSRP, and it still gives you a 12.5% average FPS lead across 50 shared CPU game tests in our data. Xeon W-2191B is also 273.5% better value on MSRP (21.3 vs 5.7 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Xeon W-3245M makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2017) and more multi-core headroom with 16 cores / 32 threads instead of 18/36. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Xeon W-2191B vs Xeon W-3245M Technical Specifications

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

Xeon W-2191B

The Xeon W-2191B is manufactured by Intel. It was released in 2015-01-01. It is based on the Skylake (server) (2017−2018) architecture. It features 18 cores and 36 threads. Base frequency is 2.3 GHz, with boost up to 4.3 GHz. L3 cache: 24.75 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 140 Watt. Memory support: DDR4-2666. Passmark benchmark score: 28,362 points. Launch price was $800.

Xeon W-3245M

The Xeon W-3245M is manufactured by Intel. It was released in 3 June 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 16 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 4.6 GHz. L3 cache: 22 MB. L2 cache: 16 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 28,494 points. Launch price was $5,002.

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Processing Power

The Xeon W-2191B packs 18 cores / 36 threads, while the Xeon W-3245M offers 16 cores / 32 threads — the Xeon W-2191B has 2 more cores. Boost clocks reach 4.3 GHz on the Xeon W-2191B versus 4.6 GHz on the Xeon W-3245M — a 6.7% clock advantage for the Xeon W-3245M (base: 2.3 GHz vs 3.2 GHz). The Xeon W-2191B uses the Skylake (server) (2017−2018) architecture (14 nm), while the Xeon W-3245M uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Xeon W-2191B scores 28,362 against the Xeon W-3245M's 28,494 — a 0.5% lead for the Xeon W-3245M. L3 cache: 24.75 MB (total) on the Xeon W-2191B vs 22 MB on the Xeon W-3245M.

Feature	Xeon W-2191B	Xeon W-3245M
Cores / Threads	18 / 36+13%	16 / 32
Boost Clock	4.3 GHz	4.6 GHz+7%
Base Clock	2.3 GHz	3.2 GHz+39%
L3 Cache	24.75 MB (total)+13%	22 MB
L2 Cache	1 MB (per core)	16 MB+1500%
Process	14 nm	14 nm
Architecture	Skylake (server) (2017−2018)	Cascade Lake (2019−2020)
PassMark	28,362	28,494
Cinebench R23 Multi	—	18,500
Geekbench 6 Single	—	1,474
Geekbench 6 Multi	—	11,572

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Memory & Platform

The Xeon W-2191B uses the LGA2066 socket (PCIe 3.0), while the Xeon W-3245M uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Xeon W-2191B versus DDR4-2933 on the Xeon W-3245M — the Xeon W-3245M supports 10% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3245M supports up to 2048 GB of RAM compared to 512 GB — 300% more capacity for professional workloads. Memory channels: 4 (Xeon W-2191B) vs 6 (Xeon W-3245M). PCIe lanes: 48 (Xeon W-2191B) vs 64 (Xeon W-3245M) — the Xeon W-3245M offers 16 more lanes for additional GPUs or NVMe drives.

Feature	Xeon W-2191B	Xeon W-3245M
Socket	LGA2066	LGA3647
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2666	DDR4-2933+10%
Max RAM Capacity	512 GB	2048 GB+300%
RAM Channels	4	6+50%
ECC Support	Yes	Yes
PCIe Lanes	48	64+33%

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Advanced Features

Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Xeon W-2191B) vs VT-x, VT-d, EPT (Xeon W-3245M). Primary use case: Xeon W-2191B targets Workstation, Xeon W-3245M targets Professional Workstation / Mac Pro. Direct competitor: Xeon W-3245M rivals Xeon Gold 6242.

Feature	Xeon W-2191B	Xeon W-3245M
Integrated GPU	No	No
Unlocked	No	No
AVX-512	Yes	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d, EPT
Target Use	Workstation	Professional Workstation / Mac Pro

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Value Analysis

At launch, the Xeon W-2191B was priced at $1333, while the Xeon W-3245M came in at $5002. On launch pricing ($1333 vs $5002), Xeon W-2191B was $3669 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon W-2191B delivers 21.3 pts/$ vs 5.7 pts/$ for the Xeon W-3245M — making the Xeon W-2191B the 115.5% better value option.

Feature	Xeon W-2191B	Xeon W-3245M
MSRP	$1333-73%	$5002
Performance per Dollar	21.3+274%	5.7
Release Date	2017	2019

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