
Xeon E3-1280 v3 vs Core i3-10100T

Xeon E3-1280 v3

Core i3-10100T
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. The Xeon E3-1280 v3 is positioned at rank #496 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 Xeon E3-1280 v3
Performance Per Dollar
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E3-1280 v3 | Core i3-10100T |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($44) | ⚠️ Higher cost ($149) |
| Longevity | 🛑 Legacy (Haswell-WS (2013−2014) / 22 nm) | ✨ Modern (Legacy / 14 nm) |
💎 Value Proposition
| Insight | Xeon E3-1280 v3 | Core i3-10100T |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+236%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($44) | ⚠️ Higher cost ($149) |
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 E3-1280 v3 and Core i3-10100T

Xeon E3-1280 v3
The Xeon E3-1280 v3 is manufactured by Intel. It was released in 2 June 2013 (12 years ago). It is based on the Haswell-WS (2013−2014) architecture. It features 4 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4 GHz. L3 cache: 8192 kB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 82 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 7,252 points. Launch price was $800.

Core i3-10100T
The Core i3-10100T is manufactured by Intel. It was released in 1 April 2020 (5 years ago). It features 4 cores and 8 threads. Base frequency is 3 GHz, with boost up to 3.8 GHz. L3 cache: 6 MB Intel® Smart Cache. Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 7,305 points. Launch price was $149.
Processing Power
Both the Xeon E3-1280 v3 and Core i3-10100T share an identical 4-core/8-thread configuration. Boost clocks reach 4 GHz on the Xeon E3-1280 v3 versus 3.8 GHz on the Core i3-10100T — a 5.1% clock advantage for the Xeon E3-1280 v3 (base: 3.6 GHz vs 3 GHz). The Xeon E3-1280 v3 is built on the Haswell-WS (2013−2014) architecture. In PassMark, the Xeon E3-1280 v3 scores 7,252 against the Core i3-10100T's 7,305 — a 0.7% lead for the Core i3-10100T. L3 cache: 8192 kB (total) on the Xeon E3-1280 v3 vs 6 MB Intel® Smart Cache on the Core i3-10100T.
| Feature | Xeon E3-1280 v3 | Core i3-10100T |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 8 |
| Boost Clock | 4 GHz+5% | 3.8 GHz |
| Base Clock | 3.6 GHz+20% | 3 GHz |
| L3 Cache | 8192 kB (total)+33% | 6 MB Intel® Smart Cache |
| L2 Cache | 256 kB (per core) | — |
| Process | 22 nm | 14 nm-36% |
| Architecture | Haswell-WS (2013−2014) | — |
| PassMark | 7,252 | 7,305 |
Memory & Platform
The Xeon E3-1280 v3 uses the LGA1150 socket (PCIe 3.0), while the Core i3-10100T uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon E3-1280 v3 | Core i3-10100T |
|---|---|---|
| Socket | LGA1150 | LGA1200 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
Value Analysis
The Xeon E3-1280 v3 launched at $250 MSRP, while the Core i3-10100T debuted at $149.
| Feature | Xeon E3-1280 v3 | Core i3-10100T |
|---|---|---|
| MSRP | $250 | $149-40% |
| Avg Price (30d) | $44 | — |
| Release Date | 2013 | 2020 |
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