Xeon E5-2658 v4 vs Xeon W-2135

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 E5-2658 v4 vs Xeon W-2135 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 E5-2658 v4 vs Xeon W-2135: Pros, Cons & Final Verdict

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

Xeon E5-2658 v4

2016

Why buy it

✅+0.3% higher PassMark.
✅+324.2% larger total L3 cache (35 MB vs 8.3 MB).
✅Draws 105W instead of 140W, a 35W reduction.

Trade-offs

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

Xeon W-2135

2017

Why buy it

Trade-offs

❌Lower PassMark (14,396 vs 14,434).
❌Smaller total L3 cache (8.3 MB vs 35 MB).
❌33.3% higher power demand at 140W vs 105W.

Quick Answers

So, is Xeon E5-2658 v4 better than Xeon W-2135?

It depends on what you want from the system. For gaming, Xeon W-2135 is ahead with a 0.5% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon E5-2658 v4 pulls ahead with 0.3% better PassMark. Xeon E5-2658 v4 also has the bigger cache pool with 324.2% larger total L3 cache (35 MB vs 8.3 MB).

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

For streaming, content creation, and heavier multitasking, Xeon E5-2658 v4 is the stronger fit. You are getting 0.3% better PassMark, backed by 14 cores and 28 threads. It also has the larger cache pool with 324.2% larger total L3 cache (35 MB vs 8.3 MB).

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

Xeon E5-2658 v4 still makes the most sense overall. Xeon E5-2658 v4 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.3% better PassMark.

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

Xeon W-2135 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2017 vs 2016). That makes it the safer long-term bet.

Xeon E5-2658 v4 vs Xeon W-2135 Technical Specifications

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

Xeon E5-2658 v4

The Xeon E5-2658 v4 is manufactured by Intel. It was released in 20 June 2016 (9 years ago). It is based on the Broadwell (2015−2019) architecture. It features 14 cores and 28 threads. Max frequency: 2.3 GHz. L3 cache: 35 MB. L2 cache: 3.5 MB. Built on 14 nm process technology. Socket: FCLGA2011-3. Thermal design power (TDP): 105 Watt. Memory support: DDR4-2400. Passmark benchmark score: 14,434 points. Launch price was $1,832.

Xeon W-2135

The Xeon W-2135 is manufactured by Intel. It was released in 29 August 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 6 cores and 12 threads. Base frequency is 3.7 GHz, with boost up to 4.5 GHz. L3 cache: 8.25 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 140 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666. Passmark benchmark score: 14,396 points. Launch price was $835.

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Processing Power

The Xeon E5-2658 v4 packs 14 cores / 28 threads, while the Xeon W-2135 offers 6 cores / 12 threads — the Xeon E5-2658 v4 has 8 more cores. Boost clocks reach 2.3 GHz on the Xeon E5-2658 v4 versus 4.5 GHz on the Xeon W-2135 — a 64.7% clock advantage for the Xeon W-2135. The Xeon E5-2658 v4 uses the Broadwell (2015−2019) architecture (14 nm), while the Xeon W-2135 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Xeon E5-2658 v4 scores 14,434 against the Xeon W-2135's 14,396 — a 0.3% lead for the Xeon E5-2658 v4. L3 cache: 35 MB on the Xeon E5-2658 v4 vs 8.25 MB (total) on the Xeon W-2135.

Feature	Xeon E5-2658 v4	Xeon W-2135
Cores / Threads	14 / 28+133%	6 / 12
Boost Clock	2.3 GHz	4.5 GHz+96%
Base Clock	—	3.7 GHz
L3 Cache	35 MB+324%	8.25 MB (total)
L2 Cache	3.5 MB+250%	1 MB (per core)
Process	14 nm	14 nm
Architecture	Broadwell (2015−2019)	Skylake (server) (2017−2018)
PassMark	14,434	14,396

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Memory & Platform

The Xeon E5-2658 v4 uses the FCLGA2011-3 socket (PCIe 5.0), while the Xeon W-2135 uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard.