Xeon Silver 4310 vs Xeon W-11955M

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 Silver 4310 vs Xeon W-11955M 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 Silver 4310 vs Xeon W-11955M: Pros, Cons & Final Verdict

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

Xeon Silver 4310

2021

Why buy it

✅+0.9% higher PassMark.
✅100+% more PCIe lanes (64 vs 0) for storage and expansion-heavy builds.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon W-11955M across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (18 MB vs 24 MB).
❌242.9% higher power demand at 120W vs 35W.

Xeon W-11955M

2021

Why buy it

✅Better for gaming: +8.3% higher average FPS across 50 shared CPU benchmark tests.
✅+33.3% larger total L3 cache (24 MB vs 18 MB).
✅Draws 35W instead of 120W, a 85W reduction.

Trade-offs

❌Lower PassMark (21,702 vs 21,903).
❌Launch MSRP is still $623 MSRP, while Xeon Silver 4310 mostly shows up through inconsistent older-market listings.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Quick Answers

So, is Xeon W-11955M better than Xeon Silver 4310?

It depends on what you want from the system. For gaming, Xeon W-11955M is ahead with a 8.3% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon Silver 4310 pulls ahead with 0.9% better PassMark. Xeon W-11955M also has the bigger cache pool with 33.3% larger total L3 cache (24 MB vs 18 MB).

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

For streaming, content creation, and heavier multitasking, Xeon Silver 4310 is the stronger fit. You are getting 0.9% better PassMark, backed by 12 cores and 24 threads.

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

Xeon W-11955M is the better buy right now. Xeon W-11955M comes in at an unclear MSRP at $623 MSRP versus unclear MSRP, and it still gives you a 8.3% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon Silver 4310 is still stronger for heavier multi-core work with 0.9% better PassMark. It is also 100.0% better value on MSRP (34.8 vs 0.0 PassMark/$), 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 Silver 4310 makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 12 cores / 24 threads instead of 8/16 and AVX-512 support for heavier modern compute workloads. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Xeon Silver 4310 vs Xeon W-11955M Technical Specifications

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

Xeon Silver 4310

The Xeon Silver 4310 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 12 cores and 24 threads. Base frequency is 2.1 GHz, with boost up to 3.3 GHz. L3 cache: 18 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 120 Watt. Memory support: DDR4-2667. Passmark benchmark score: 21,903 points. Launch price was $800.

Xeon W-11955M

The Xeon W-11955M is manufactured by Intel. It was released in 11 May 2021 (4 years ago). It is based on the Tiger Lake-H (2021) architecture. It features 8 cores and 16 threads. Base frequency is 2.1 GHz, with boost up to 5 GHz. L3 cache: 24 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm SuperFin process technology. Socket: FCBGA1787. Thermal design power (TDP): 35 Watt. Memory support: DDR4. Passmark benchmark score: 21,702 points. Launch price was $623.

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Processing Power

The Xeon Silver 4310 packs 12 cores / 24 threads, while the Xeon W-11955M offers 8 cores / 16 threads — the Xeon Silver 4310 has 4 more cores. Boost clocks reach 3.3 GHz on the Xeon Silver 4310 versus 5 GHz on the Xeon W-11955M — a 41% clock advantage for the Xeon W-11955M (base: 2.1 GHz vs 2.1 GHz). The Xeon Silver 4310 uses the Ice Lake-SP (2021) architecture (10 nm), while the Xeon W-11955M uses Tiger Lake-H (2021) (10 nm SuperFin). In PassMark, the Xeon Silver 4310 scores 21,903 against the Xeon W-11955M's 21,702 — a 0.9% lead for the Xeon Silver 4310. L3 cache: 18 MB (total) on the Xeon Silver 4310 vs 24 MB (total) on the Xeon W-11955M.

Feature	Xeon Silver 4310	Xeon W-11955M
Cores / Threads	12 / 24+50%	8 / 16
Boost Clock	3.3 GHz	5 GHz+52%
Base Clock	2.1 GHz	2.1 GHz
L3 Cache	18 MB (total)	24 MB (total)+33%
L2 Cache	1 MB (per core)	1.25 MB (per core)+25%
Process	10 nm	10 nm SuperFin
Architecture	Ice Lake-SP (2021)	Tiger Lake-H (2021)
PassMark	21,903	21,702

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Memory & Platform

The Xeon Silver 4310 uses the LGA4189 socket (PCIe 4.0), while the Xeon W-11955M uses FCBGA1787 (PCIe 4.0) — making them incompatible on the same motherboard.