Core i3-9350K vs Xeon E3-1276 v3
Core i3-9350K
Xeon E3-1276 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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i3-9350K
Performance Per Dollar Xeon E3-1276 v3
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-9350K | Xeon E3-1276 v3 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($150) | ⚠️ Higher cost ($244) |
| Longevity | ✨ Modern (Coffee Lake (2017−2019) / 14 nm) | 🛑 Legacy (Legacy / 22 nm) |
💎 Value Proposition
| Insight | Core i3-9350K | Xeon E3-1276 v3 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+64%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($150) | ⚠️ Higher cost ($244) |
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 Core i3-9350K and Xeon E3-1276 v3
Core i3-9350K
The Core i3-9350K is manufactured by Intel. It was released in 23 April 2019 (6 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 4 cores and 4 threads. Base frequency is 4 GHz, with boost up to 4.6 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 91 Watt. Memory support: DDR4-2400. Passmark benchmark score: 7,596 points. Launch price was $149.
Xeon E3-1276 v3
The Xeon E3-1276 v3 is manufactured by Intel. It was released in 2015-01-01. It features 4 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4 GHz. L3 cache: 8 MB Intel® Smart Cache. Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 84 Watt. Memory support: DDR3L-1333, DDR3L-1600. Passmark benchmark score: 7,543 points. Launch price was $800.
Processing Power
The Core i3-9350K packs 4 cores / 4 threads, matching the Xeon E3-1276 v3's 4 cores. Boost clocks reach 4.6 GHz on the Core i3-9350K versus 4 GHz on the Xeon E3-1276 v3 — a 14% clock advantage for the Core i3-9350K (base: 4 GHz vs 3.6 GHz). The Core i3-9350K is built on the Coffee Lake (2017−2019) architecture. In PassMark, the Core i3-9350K scores 7,596 against the Xeon E3-1276 v3's 7,543 — a 0.7% lead for the Core i3-9350K. L3 cache: 6 MB (total) on the Core i3-9350K vs 8 MB Intel® Smart Cache on the Xeon E3-1276 v3.
| Feature | Core i3-9350K | Xeon E3-1276 v3 |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 8 |
| Boost Clock | 4.6 GHz+15% | 4 GHz |
| Base Clock | 4 GHz+11% | 3.6 GHz |
| L3 Cache | 6 MB (total) | 8 MB Intel® Smart Cache+33% |
| L2 Cache | 256K (per core) | — |
| Process | 14 nm-36% | 22 nm |
| Architecture | Coffee Lake (2017−2019) | — |
| PassMark | 7,596 | 7,543 |
Memory & Platform
The Core i3-9350K uses the LGA1151 socket (PCIe 3.0), while the Xeon E3-1276 v3 uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i3-9350K | Xeon E3-1276 v3 |
|---|---|---|
| Socket | LGA1151 | LGA1150 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
Value Analysis
The Core i3-9350K launched at $184 MSRP, while the Xeon E3-1276 v3 debuted at $213. At current prices ($150 vs $244), the Core i3-9350K is $94 cheaper. In terms of value (PassMark points per dollar), the Core i3-9350K delivers 50.6 pts/$ vs 30.9 pts/$ for the Xeon E3-1276 v3 — making the Core i3-9350K the 48.4% better value option.
| Feature | Core i3-9350K | Xeon E3-1276 v3 |
|---|---|---|
| MSRP | $184-14% | $213 |
| Avg Price (30d) | $150-39% | $244 |
| Performance per Dollar | 50.6+64% | 30.9 |
| Release Date | 2019 | 2014 |
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