Xeon Gold 6338T vs EPYC 8124P
Xeon Gold 6338T
EPYC 8124P
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 8124P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6338T | EPYC 8124P |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($1,795) | ✅ More affordable ($639) |
| Longevity | ✨ Modern (Ice Lake-SP (2021) / 10 nm) | ✨ Modern (Siena (2023−2024) / 5 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6338T | EPYC 8124P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+183%) |
| Upfront Cost | ⚠️ Higher cost ($1,795) | ✅ More affordable ($639) |
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 8124P
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 8124P
The EPYC 8124P is manufactured by AMD. It was released in 18 September 2023 (2 years ago). It is based on the Siena (2023−2024) architecture. It features 16 cores and 32 threads. Base frequency is 2.45 GHz, with boost up to 3 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: SP6. Thermal design power (TDP): 125 Watt. Memory support: DDR5. Passmark benchmark score: 36,079 points. Launch price was $639.
Processing Power
The Xeon Gold 6338T packs 24 cores / 48 threads, while the EPYC 8124P 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 GHz on the EPYC 8124P — a 12.5% clock advantage for the Xeon Gold 6338T (base: 2.1 GHz vs 2.45 GHz). The Xeon Gold 6338T uses the Ice Lake-SP (2021) architecture (10 nm), while the EPYC 8124P uses Siena (2023−2024) (5 nm). In PassMark, the Xeon Gold 6338T scores 35,801 against the EPYC 8124P's 36,079 — a 0.8% lead for the EPYC 8124P. L3 cache: 36 MB (total) on the Xeon Gold 6338T vs 64 MB (total) on the EPYC 8124P.
| Feature | Xeon Gold 6338T | EPYC 8124P |
|---|---|---|
| Cores / Threads | 24 / 48+50% | 16 / 32 |
| Boost Clock | 3.4 GHz+13% | 3 GHz |
| Base Clock | 2.1 GHz | 2.45 GHz+17% |
| L3 Cache | 36 MB (total) | 64 MB (total)+78% |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 10 nm | 5 nm-50% |
| Architecture | Ice Lake-SP (2021) | Siena (2023−2024) |
| PassMark | 35,801 | 36,079 |
Memory & Platform
The Xeon Gold 6338T uses the LGA4189 socket (PCIe 4.0), while the EPYC 8124P uses SP6 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the Xeon Gold 6338T versus 4800 on the EPYC 8124P — the EPYC 8124P supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6338T supports up to 6144 of RAM compared to 2048 — 100% more capacity for professional workloads. Memory channels: 8 (Xeon Gold 6338T) vs 6 (EPYC 8124P). PCIe lanes: 64 (Xeon Gold 6338T) vs 96 (EPYC 8124P) — the EPYC 8124P offers 32 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621A (Xeon Gold 6338T) and SP6 (EPYC 8124P).
| Feature | Xeon Gold 6338T | EPYC 8124P |
|---|---|---|
| Socket | LGA4189 | SP6 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | 3200 | 4800+50% |
| Max RAM Capacity | 6144+200% | 2048 |
| RAM Channels | 8+33% | 6 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 64 | 96+50% |
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 8124P). Direct competitor: Xeon Gold 6338T rivals EPYC 7443P; EPYC 8124P rivals Xeon Gold 6426Y.
| Feature | Xeon Gold 6338T | EPYC 8124P |
|---|---|---|
| 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 8124P debuted at $639. At current prices ($1795 vs $639), the EPYC 8124P is $1156 cheaper. In terms of value (PassMark points per dollar), the Xeon Gold 6338T delivers 19.9 pts/$ vs 56.5 pts/$ for the EPYC 8124P — making the EPYC 8124P the 95.6% better value option.
| Feature | Xeon Gold 6338T | EPYC 8124P |
|---|---|---|
| MSRP | $3139 | $639-80% |
| Avg Price (30d) | $1795 | $639-64% |
| Performance per Dollar | 19.9 | 56.5+184% |
| Release Date | 2021 | 2023 |
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