CPU
GPU
Xeon Bronze 3508U
Xeon E5-2640 v3
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 E5-2640 v3 is on rank 819, 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 E5-2640 v3
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Bronze 3508U | Xeon E5-2640 v3 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($189) |
| Longevity | ✨ Modern (Legacy / Intel 7 nm) | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) |
💎 Value Proposition
| Insight | Xeon Bronze 3508U | Xeon E5-2640 v3 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($189) |
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 E5-2640 v3
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 E5-2640 v3
The Xeon E5-2640 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 8 cores and 16 threads. Base frequency is 2.6 GHz, with boost up to 3.4 GHz. L3 cache: 20 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 90 Watt. Memory support: DDR4-1600, DDR4-1866. Passmark benchmark score: 11,055 points. Launch price was $800.
Processing Power
The Xeon Bronze 3508U packs 8 cores / 8 threads, matching the Xeon E5-2640 v3's 8 cores. Boost clocks reach 2.2 GHz on the Xeon Bronze 3508U versus 3.4 GHz on the Xeon E5-2640 v3 — a 42.9% clock advantage for the Xeon E5-2640 v3 (base: 2.1 GHz vs 2.6 GHz). The Xeon E5-2640 v3 is built on the Haswell-EP (2014−2015) architecture. In PassMark, the Xeon Bronze 3508U scores 11,248 against the Xeon E5-2640 v3's 11,055 — a 1.7% lead for the Xeon Bronze 3508U. L3 cache: 22.5 MB on the Xeon Bronze 3508U vs 20 MB (total) on the Xeon E5-2640 v3.
| Feature | Xeon Bronze 3508U | Xeon E5-2640 v3 |
|---|---|---|
| Cores / Threads | 8 / 8 | 8 / 16 |
| Boost Clock | 2.2 GHz | 3.4 GHz+55% |
| Base Clock | 2.1 GHz | 2.6 GHz+24% |
| L3 Cache | 22.5 MB+13% | 20 MB (total) |
| L2 Cache | — | 256K (per core) |
| Process | Intel 7 nm-68% | 22 nm |
| Architecture | — | Haswell-EP (2014−2015) |
| PassMark | 11,248+2% | 11,055 |
Memory & Platform
The Xeon Bronze 3508U uses the LGA4677 socket (PCIe 4.0), while the Xeon E5-2640 v3 uses LGA2011 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Xeon Bronze 3508U | Xeon E5-2640 v3 |
|---|---|---|
| Socket | LGA4677 | LGA2011 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | — | DDR4-1866 |
| Max RAM Capacity | — | 768 GB |
| RAM Channels | — | 4 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 40 |
Advanced Features
Virtualization: not specified (Xeon Bronze 3508U) / VT-x, VT-d (Xeon E5-2640 v3). Primary use case: Xeon E5-2640 v3 targets Server.
| Feature | Xeon Bronze 3508U | Xeon E5-2640 v3 |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | Yes |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Server |
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