CPU
GPU
Xeon Gold 6148
EPYC 7303
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 Xeon Gold 6148
Performance Per Dollar EPYC 7303
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6148 | EPYC 7303 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($290) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Milan (2021−2023) / 7 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6148 | EPYC 7303 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($290) | ✅ More affordable ($0) |
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 Gold 6148 and EPYC 7303
Xeon Gold 6148
The Xeon Gold 6148 is manufactured by Intel. It was released in 25 April 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 20 cores and 40 threads. Base frequency is 2.4 GHz, with boost up to 3.7 GHz. L3 cache: 27.5 MB. L2 cache: 20 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 150 Watt. Memory support: DDR4-2666. Passmark benchmark score: 29,021 points. Launch price was $3,072.
EPYC 7303
The EPYC 7303 is manufactured by AMD. It was released in 5 September 2023 (2 years ago). It is based on the Milan (2021−2023) architecture. It features 16 cores and 32 threads. Base frequency is 2.4 GHz, with boost up to 3.4 GHz. L3 cache: 64 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: SP3. Thermal design power (TDP): 130 Watt. Memory support: DDR4. Passmark benchmark score: 28,572 points. Launch price was $604.
Processing Power
The Xeon Gold 6148 packs 20 cores / 40 threads, while the EPYC 7303 offers 16 cores / 32 threads — the Xeon Gold 6148 has 4 more cores. Boost clocks reach 3.7 GHz on the Xeon Gold 6148 versus 3.4 GHz on the EPYC 7303 — a 8.5% clock advantage for the Xeon Gold 6148 (base: 2.4 GHz vs 2.4 GHz). The Xeon Gold 6148 uses the Skylake (server) (2017−2018) architecture (14 nm), while the EPYC 7303 uses Milan (2021−2023) (7 nm). In PassMark, the Xeon Gold 6148 scores 29,021 against the EPYC 7303's 28,572 — a 1.6% lead for the Xeon Gold 6148. Cinebench R23 multi-core: 18,500 vs 18,000 (2.7% advantage for the Xeon Gold 6148). Geekbench 6 single-core — the metric most relevant to gaming — records 1,254 vs 1,960, a 43.9% lead for the EPYC 7303 that directly translates to higher frame rates. Multi-core Geekbench: 9,445 vs 11,000 (15.2% advantage for the EPYC 7303). L3 cache: 27.5 MB on the Xeon Gold 6148 vs 64 MB (total) on the EPYC 7303.
| Feature | Xeon Gold 6148 | EPYC 7303 |
|---|---|---|
| Cores / Threads | 20 / 40+25% | 16 / 32 |
| Boost Clock | 3.7 GHz+9% | 3.4 GHz |
| Base Clock | 2.4 GHz | 2.4 GHz |
| L3 Cache | 27.5 MB | 64 MB (total)+133% |
| L2 Cache | 20 MB+3900% | 512 kB (per core) |
| Process | 14 nm | 7 nm-50% |
| Architecture | Skylake (server) (2017−2018) | Milan (2021−2023) |
| PassMark | 29,021+2% | 28,572 |
| Cinebench R23 Multi | 18,500+3% | 18,000 |
| Geekbench 6 Single | 1,254 | 1,960+56% |
| Geekbench 6 Multi | 9,445 | 11,000+16% |
Memory & Platform
The Xeon Gold 6148 uses the LGA3647 socket (PCIe 3.0), while the EPYC 7303 uses SP3 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-2666 memory speed. The Xeon Gold 6148 supports up to 768 GB of RAM compared to 204 GB — 116% more capacity for professional workloads. Memory channels: 6 (Xeon Gold 6148) vs 8 (EPYC 7303). PCIe lanes: 48 (Xeon Gold 6148) vs 128 (EPYC 7303) — the EPYC 7303 offers 80 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C620 (Xeon Gold 6148) and SP3 platform (EPYC 7303).
| Feature | Xeon Gold 6148 | EPYC 7303 |
|---|---|---|
| Socket | LGA3647 | SP3 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2666 | DDR4-3200 |
| Max RAM Capacity | 768 GB+276% | 204 GB |
| RAM Channels | 6 | 8+33% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 48 | 128+167% |
Advanced Features
Only the EPYC 7303 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon Gold 6148 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d, EPT (Xeon Gold 6148) vs AMD-V, SVM (EPYC 7303). Primary use case: Xeon Gold 6148 targets Legacy Enterprise Workloads, EPYC 7303 targets High-frequency Server Workloads. Direct competitor: Xeon Gold 6148 rivals EPYC 7401; EPYC 7303 rivals Xeon Gold 6334.
| Feature | Xeon Gold 6148 | EPYC 7303 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | Yes |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d, EPT | AMD-V, SVM |
| Target Use | Legacy Enterprise Workloads | High-frequency Server Workloads |
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