
Xeon E3-1265L v3 vs FX-8370

Xeon E3-1265L v3

FX-8370
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 E3-1265L v3 is positioned at rank 610 and the FX-8370 is on rank 583, so the FX-8370 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E3-1265L v3
Performance Per Dollar FX-8370
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E3-1265L v3 | FX-8370 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($398) | ✅ More affordable ($100) |
| Longevity | 🛑 Legacy (Haswell-WS (2013−2014) / 22 nm) | 🛑 Legacy (Vishera (2012−2015) / 32 nm) |
💎 Value Proposition
| Insight | Xeon E3-1265L v3 | FX-8370 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+298%) |
| Upfront Cost | ⚠️ Higher cost ($398) | ✅ More affordable ($100) |
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 E3-1265L v3 and FX-8370

Xeon E3-1265L v3
The Xeon E3-1265L 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 2.5 GHz, with boost up to 3.7 GHz. L3 cache: 8192 kB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 45 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 6,187 points. Launch price was $710.

FX-8370
The FX-8370 is manufactured by AMD. It was released in 2 September 2014 (11 years ago). It is based on the Vishera (2012−2015) architecture. It features 8 cores and 8 threads. Base frequency is 4 GHz, with boost up to 4.3 GHz. L2 cache: 8192 kB. Built on 32 nm process technology. Socket: AM3+. Thermal design power (TDP): 125 Watt. Memory support: DDR3. Passmark benchmark score: 6,184 points. Launch price was $199.
Processing Power
The Xeon E3-1265L v3 packs 4 cores / 8 threads, while the FX-8370 offers 8 cores / 8 threads — the FX-8370 has 4 more cores. Boost clocks reach 3.7 GHz on the Xeon E3-1265L v3 versus 4.3 GHz on the FX-8370 — a 15% clock advantage for the FX-8370 (base: 2.5 GHz vs 4 GHz). The Xeon E3-1265L v3 uses the Haswell-WS (2013−2014) architecture (22 nm), while the FX-8370 uses Vishera (2012−2015) (32 nm). In PassMark, the Xeon E3-1265L v3 scores 6,187 against the FX-8370's 6,184 — a 0% lead for the Xeon E3-1265L v3. Geekbench 6 single-core — the metric most relevant to gaming — records 996 vs 520, a 62.8% lead for the Xeon E3-1265L v3 that directly translates to higher frame rates. Multi-core Geekbench: 3,458 vs 2,050 (51.1% advantage for the Xeon E3-1265L v3).
| Feature | Xeon E3-1265L v3 | FX-8370 |
|---|---|---|
| Cores / Threads | 4 / 8 | 8 / 8+100% |
| Boost Clock | 3.7 GHz | 4.3 GHz+16% |
| Base Clock | 2.5 GHz | 4 GHz+60% |
| L3 Cache | 8192 kB (total) | — |
| L2 Cache | 256 kB (per core) | 8192 kB+3100% |
| Process | 22 nm-31% | 32 nm |
| Architecture | Haswell-WS (2013−2014) | Vishera (2012−2015) |
| PassMark | 6,187 | 6,184 |
| Cinebench R23 Multi | — | 3,800 |
| Geekbench 6 Single | 996+92% | 520 |
| Geekbench 6 Multi | 3,458+69% | 2,050 |
Memory & Platform
The Xeon E3-1265L v3 uses the LGA1150 socket (PCIe 5.0), while the FX-8370 uses AM3+ (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1600 memory speed. Both support up to 32 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Xeon E3-1265L v3) vs 20 (FX-8370) — the FX-8370 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C220 Series,Intel 80 Series (Xeon E3-1265L v3) and 970,990FX,990X (FX-8370).
| Feature | Xeon E3-1265L v3 | FX-8370 |
|---|---|---|
| Socket | LGA1150 | AM3+ |
| PCIe Generation | PCIe 5.0+150% | PCIe 2.0 |
| Max RAM Speed | DDR3-1600 | DDR3-1866 |
| Max RAM Capacity | 32 GB | 32 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 16 | 20+25% |
Advanced Features
Only the FX-8370 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: Yes (Xeon E3-1265L v3) vs AMD-V (FX-8370). The Xeon E3-1265L v3 includes integrated graphics (HD Graphics P4600), while the FX-8370 requires a dedicated GPU. Primary use case: Xeon E3-1265L v3 targets Server, FX-8370 targets Legacy Gaming. Direct competitor: FX-8370 rivals Core i5-6400.
| Feature | Xeon E3-1265L v3 | FX-8370 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics P4600 | None |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | Yes | AMD-V |
| Target Use | Server | Legacy Gaming |
Value Analysis
The Xeon E3-1265L v3 launched at $294 MSRP, while the FX-8370 debuted at $199. At current prices ($398 vs $100), the FX-8370 is $298 cheaper. In terms of value (PassMark points per dollar), the Xeon E3-1265L v3 delivers 15.5 pts/$ vs 61.8 pts/$ for the FX-8370 — making the FX-8370 the 119.6% better value option.
| Feature | Xeon E3-1265L v3 | FX-8370 |
|---|---|---|
| MSRP | $294 | $199-32% |
| Avg Price (30d) | $398 | $100-75% |
| Performance per Dollar | 15.5 | 61.8+299% |
| Release Date | 2013 | 2014 |
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