Core i5-7640X vs Xeon E3-1245 v3
Core i5-7640X
Xeon E3-1245 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 Core i5-7640X is positioned at rank 619 and the Xeon E3-1245 v3 is on rank 737, so the Core i5-7640X offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-7640X
Performance Per Dollar Xeon E3-1245 v3
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-7640X | Xeon E3-1245 v3 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($85) | ⚠️ Higher cost ($490) |
| Longevity | ✨ Modern (Kaby Lake-X (2017) / 14 nm) | 🛑 Legacy (Haswell-WS (2013−2014) / 22 nm) |
💎 Value Proposition
| Insight | Core i5-7640X | Xeon E3-1245 v3 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+478%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($85) | ⚠️ Higher cost ($490) |
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 i5-7640X and Xeon E3-1245 v3
Core i5-7640X
The Core i5-7640X is manufactured by Intel. It was released in 26 June 2017 (8 years ago). It is based on the Kaby Lake-X (2017) architecture. It features 4 cores and 4 threads. Base frequency is 4 GHz, with boost up to 4.2 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 112 Watt. Memory support: DDR4-2666. Passmark benchmark score: 7,060 points. Launch price was $242.
Xeon E3-1245 v3
The Xeon E3-1245 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 3.4 GHz, with boost up to 3.8 GHz. L3 cache: 8192 kB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 84 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 7,036 points. Launch price was $320.
Processing Power
The Core i5-7640X packs 4 cores / 4 threads, matching the Xeon E3-1245 v3's 4 cores. Boost clocks reach 4.2 GHz on the Core i5-7640X versus 3.8 GHz on the Xeon E3-1245 v3 — a 10% clock advantage for the Core i5-7640X (base: 4 GHz vs 3.4 GHz). The Core i5-7640X uses the Kaby Lake-X (2017) architecture (14 nm), while the Xeon E3-1245 v3 uses Haswell-WS (2013−2014) (22 nm). In PassMark, the Core i5-7640X scores 7,060 against the Xeon E3-1245 v3's 7,036 — a 0.3% lead for the Core i5-7640X. Geekbench 6 single-core — the metric most relevant to gaming — records 1,419 vs 1,203, a 16.5% lead for the Core i5-7640X that directly translates to higher frame rates. Multi-core Geekbench: 3,726 vs 3,820 (2.5% advantage for the Xeon E3-1245 v3). L3 cache: 6 MB (total) on the Core i5-7640X vs 8192 kB (total) on the Xeon E3-1245 v3.
| Feature | Core i5-7640X | Xeon E3-1245 v3 |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 8 |
| Boost Clock | 4.2 GHz+11% | 3.8 GHz |
| Base Clock | 4 GHz+18% | 3.4 GHz |
| L3 Cache | 6 MB (total) | 8192 kB (total)+33% |
| L2 Cache | 256K (per core) | 256 kB (per core) |
| Process | 14 nm-36% | 22 nm |
| Architecture | Kaby Lake-X (2017) | Haswell-WS (2013−2014) |
| PassMark | 7,060 | 7,036 |
| Cinebench R23 Multi | 3,726 | — |
| Geekbench 6 Single | 1,419+18% | 1,203 |
| Geekbench 6 Multi | 3,726 | 3,820+3% |
Memory & Platform
The Core i5-7640X uses the LGA2066 socket (PCIe 3.0), while the Xeon E3-1245 v3 uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i5-7640X versus DDR3-1600 on the Xeon E3-1245 v3 — the Core i5-7640X supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-7640X supports up to 64 GB of RAM compared to 32 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: X299 (Core i5-7640X) and LGA1150 (Xeon E3-1245 v3).
| Feature | Core i5-7640X | Xeon E3-1245 v3 |
|---|---|---|
| Socket | LGA2066 | LGA1150 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2666+33% | DDR3-1600 |
| Max RAM Capacity | 64 GB+100% | 32 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Only the Core i5-7640X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: Yes (Core i5-7640X) vs VT-x, VT-d (Xeon E3-1245 v3). The Xeon E3-1245 v3 includes integrated graphics (HD Graphics P4600), while the Core i5-7640X requires a dedicated GPU. Primary use case: Core i5-7640X targets Desktop.
| Feature | Core i5-7640X | Xeon E3-1245 v3 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | HD Graphics P4600 |
| Unlocked | Yes | No |
| AVX-512 | No | No |
| Virtualization | Yes | VT-x, VT-d |
| Target Use | Desktop | — |
Value Analysis
The Core i5-7640X launched at $249 MSRP, while the Xeon E3-1245 v3 debuted at $490. At current prices ($85 vs $490), the Core i5-7640X is $405 cheaper. In terms of value (PassMark points per dollar), the Core i5-7640X delivers 83.1 pts/$ vs 14.4 pts/$ for the Xeon E3-1245 v3 — making the Core i5-7640X the 141% better value option.
| Feature | Core i5-7640X | Xeon E3-1245 v3 |
|---|---|---|
| MSRP | $249-49% | $490 |
| Avg Price (30d) | $85-83% | $490 |
| Performance per Dollar | 83.1+477% | 14.4 |
| Release Date | 2017 | 2013 |
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