Xeon Gold 6338T vs EPYC 7303P
Xeon Gold 6338T
EPYC 7303P
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 6338T
Performance Per Dollar EPYC 7303P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6338T | EPYC 7303P |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($1,795) | ✅ More affordable ($594) |
| Longevity | ✨ Modern (Ice Lake-SP (2021) / 10 nm) | ✨ Modern (Milan (2021−2023) / 7 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6338T | EPYC 7303P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+208%) |
| Upfront Cost | ⚠️ Higher cost ($1,795) | ✅ More affordable ($594) |
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 6338T and EPYC 7303P
Xeon Gold 6338T
The Xeon Gold 6338T is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 24 cores and 48 threads. Base frequency is 2.1 GHz, with boost up to 3.4 GHz. L3 cache: 36 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 165 Watt. Memory support: DDR4-3200. Passmark benchmark score: 35,801 points. Launch price was $800.
EPYC 7303P
The EPYC 7303P 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: 36,487 points. Launch price was $594.
Processing Power
The Xeon Gold 6338T packs 24 cores / 48 threads, while the EPYC 7303P offers 16 cores / 32 threads — the Xeon Gold 6338T has 8 more cores. Boost clocks reach 3.4 GHz on the Xeon Gold 6338T versus 3.4 GHz on the EPYC 7303P — identical boost frequencies (base: 2.1 GHz vs 2.4 GHz). The Xeon Gold 6338T uses the Ice Lake-SP (2021) architecture (10 nm), while the EPYC 7303P uses Milan (2021−2023) (7 nm). In PassMark, the Xeon Gold 6338T scores 35,801 against the EPYC 7303P's 36,487 — a 1.9% lead for the EPYC 7303P. L3 cache: 36 MB (total) on the Xeon Gold 6338T vs 64 MB (total) on the EPYC 7303P.
| Feature | Xeon Gold 6338T | EPYC 7303P |
|---|---|---|
| Cores / Threads | 24 / 48+50% | 16 / 32 |
| Boost Clock | 3.4 GHz | 3.4 GHz |
| Base Clock | 2.1 GHz | 2.4 GHz+14% |
| L3 Cache | 36 MB (total) | 64 MB (total)+78% |
| L2 Cache | 1 MB (per core)+100% | 512 kB (per core) |
| Process | 10 nm | 7 nm-30% |
| Architecture | Ice Lake-SP (2021) | Milan (2021−2023) |
| PassMark | 35,801 | 36,487+2% |
Memory & Platform
The Xeon Gold 6338T uses the LGA4189 socket (PCIe 4.0), while the EPYC 7303P uses SP3 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to 3200 memory speed. The Xeon Gold 6338T supports up to 6144 of RAM compared to 4096 — 40% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 64 (Xeon Gold 6338T) vs 128 (EPYC 7303P) — the EPYC 7303P offers 64 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621A (Xeon Gold 6338T) and SP3 (EPYC 7303P).
| Feature | Xeon Gold 6338T | EPYC 7303P |
|---|---|---|
| Socket | LGA4189 | SP3 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | 3200 | 3200 |
| Max RAM Capacity | 6144+50% | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 64 | 128+100% |
Advanced Features
Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Xeon Gold 6338T) vs AMD-V, IOMMU (EPYC 7303P). Direct competitor: Xeon Gold 6338T rivals EPYC 7443P; EPYC 7303P rivals Xeon Gold 6330.
| Feature | Xeon Gold 6338T | EPYC 7303P |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | AMD-V, IOMMU |
Value Analysis
The Xeon Gold 6338T launched at $3139 MSRP, while the EPYC 7303P debuted at $594. At current prices ($1795 vs $594), the EPYC 7303P is $1201 cheaper. In terms of value (PassMark points per dollar), the Xeon Gold 6338T delivers 19.9 pts/$ vs 61.4 pts/$ for the EPYC 7303P — making the EPYC 7303P the 102% better value option.
| Feature | Xeon Gold 6338T | EPYC 7303P |
|---|---|---|
| MSRP | $3139 | $594-81% |
| Avg Price (30d) | $1795 | $594-67% |
| Performance per Dollar | 19.9 | 61.4+209% |
| Release Date | 2021 | 2023 |
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