
Xeon Bronze 3508U

Xeon Silver 4209T
Performance Spectrum - CPU
About PassMark
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.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money. The Xeon Bronze 3508U is positioned at rank 321 and the Xeon Silver 4209T is on rank 626, so the Xeon Bronze 3508U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon Bronze 3508U
Performance Per Dollar Xeon Silver 4209T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Bronze 3508U | Xeon Silver 4209T |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($649) |
| Longevity | ✨ Modern (Legacy / Intel 7 nm) | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) |
💎 Value Proposition
| Insight | Xeon Bronze 3508U | Xeon Silver 4209T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($649) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Xeon Bronze 3508U and Xeon Silver 4209T

Xeon Bronze 3508U
The Xeon Bronze 3508U is manufactured by Intel. It was released in 2015-01-01. It features 8 cores and 8 threads. Base frequency is 2.1 GHz, with boost up to 2.2 GHz. L3 cache: 22.5 MB. Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 125 Watt. Memory support: DDR5 @ 4400 MT/s (1 DPC &2DPC). Passmark benchmark score: 11,248 points. Launch price was $800.

Xeon Silver 4209T
The Xeon Silver 4209T is manufactured by Intel. It was released in 2 April 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 2.2 GHz, with boost up to 3.2 GHz. L3 cache: 11 MB. L2 cache: 8 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 70 Watt. Memory support: DDR4-2400. Passmark benchmark score: 11,080 points. Launch price was $501.
Processing Power
The Xeon Bronze 3508U packs 8 cores / 8 threads, matching the Xeon Silver 4209T's 8 cores. Boost clocks reach 2.2 GHz on the Xeon Bronze 3508U versus 3.2 GHz on the Xeon Silver 4209T — a 37% clock advantage for the Xeon Silver 4209T (base: 2.1 GHz vs 2.2 GHz). The Xeon Silver 4209T is built on the Cascade Lake (2019−2020) architecture. In PassMark, the Xeon Bronze 3508U scores 11,248 against the Xeon Silver 4209T's 11,080 — a 1.5% lead for the Xeon Bronze 3508U. L3 cache: 22.5 MB on the Xeon Bronze 3508U vs 11 MB on the Xeon Silver 4209T.
| Feature | Xeon Bronze 3508U | Xeon Silver 4209T |
|---|---|---|
| Cores / Threads | 8 / 8 | 8 / 16 |
| Boost Clock | 2.2 GHz | 3.2 GHz+45% |
| Base Clock | 2.1 GHz | 2.2 GHz+5% |
| L3 Cache | 22.5 MB+105% | 11 MB |
| L2 Cache | — | 8 MB |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | — | Cascade Lake (2019−2020) |
| PassMark | 11,248+2% | 11,080 |
Memory & Platform
The Xeon Bronze 3508U uses the LGA4677 socket (PCIe 4.0), while the Xeon Silver 4209T uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon Bronze 3508U | Xeon Silver 4209T |
|---|---|---|
| Socket | LGA4677 | LGA3647 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
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