Xeon Gold 6526Y vs EPYC 7343
Xeon Gold 6526Y
EPYC 7343
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 6526Y
Performance Per Dollar EPYC 7343
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6526Y | EPYC 7343 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($2,878) | ✅ More affordable ($1,350) |
| Longevity | ✨ Modern (Emerald Rapids (2023) / Intel 7 nm) | ✨ Modern (Milan (2021−2023) / 7 nm+) |
💎 Value Proposition
| Insight | Xeon Gold 6526Y | EPYC 7343 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+115%) |
| Upfront Cost | ⚠️ Higher cost ($2,878) | ✅ More affordable ($1,350) |
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 6526Y and EPYC 7343
Xeon Gold 6526Y
The Xeon Gold 6526Y is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Emerald Rapids (2023) architecture. It features 16 cores and 32 threads. Base frequency is 2.8 GHz, with boost up to 3.9 GHz. L3 cache: 37.5 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 195 Watt. Memory support: DDR5-5200. Passmark benchmark score: 43,195 points. Launch price was $1,517.
EPYC 7343
The EPYC 7343 is manufactured by AMD. It was released in 15 March 2021 (4 years ago). It is based on the Milan (2021−2023) architecture. It features 16 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 3.9 GHz. L3 cache: 128 MB (total). L2 cache: 512 kB (per core). Built on 7 nm+ process technology. Socket: SP3. Thermal design power (TDP): 190 Watt. Memory support: DDR4-3200. Passmark benchmark score: 43,644 points. Launch price was $1,565.
Processing Power
Both the Xeon Gold 6526Y and EPYC 7343 share an identical 16-core/32-thread configuration. Boost clocks reach 3.9 GHz on the Xeon Gold 6526Y versus 3.9 GHz on the EPYC 7343 — identical boost frequencies (base: 2.8 GHz vs 3.2 GHz). The Xeon Gold 6526Y uses the Emerald Rapids (2023) architecture (Intel 7 nm), while the EPYC 7343 uses Milan (2021−2023) (7 nm+). In PassMark, the Xeon Gold 6526Y scores 43,195 against the EPYC 7343's 43,644 — a 1% lead for the EPYC 7343. L3 cache: 37.5 MB (total) on the Xeon Gold 6526Y vs 128 MB (total) on the EPYC 7343.
| Feature | Xeon Gold 6526Y | EPYC 7343 |
|---|---|---|
| Cores / Threads | 16 / 32 | 16 / 32 |
| Boost Clock | 3.9 GHz | 3.9 GHz |
| Base Clock | 2.8 GHz | 3.2 GHz+14% |
| L3 Cache | 37.5 MB (total) | 128 MB (total)+241% |
| L2 Cache | 2 MB (per core)+300% | 512 kB (per core) |
| Process | Intel 7 nm | 7 nm+ |
| Architecture | Emerald Rapids (2023) | Milan (2021−2023) |
| PassMark | 43,195 | 43,644+1% |
Memory & Platform
The Xeon Gold 6526Y uses the LGA4677 socket (PCIe 5.0), while the EPYC 7343 uses SP3 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5200 on the Xeon Gold 6526Y versus 3200 on the EPYC 7343 — the Xeon Gold 6526Y supports 47.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 80 (Xeon Gold 6526Y) vs 128 (EPYC 7343) — the EPYC 7343 offers 48 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C741 (Xeon Gold 6526Y) and SP3 (EPYC 7343).
| Feature | Xeon Gold 6526Y | EPYC 7343 |
|---|---|---|
| Socket | LGA4677 | SP3 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | 5200+63% | 3200 |
| Max RAM Capacity | 4096 | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 80 | 128+60% |
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 6526Y) vs VT-x, VT-d, AMD-V (EPYC 7343). Direct competitor: Xeon Gold 6526Y rivals EPYC 9334; EPYC 7343 rivals Xeon Gold 6248.
| Feature | Xeon Gold 6526Y | EPYC 7343 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d, AMD-V |
Value Analysis
The Xeon Gold 6526Y launched at $2878 MSRP, while the EPYC 7343 debuted at $1565.
| Feature | Xeon Gold 6526Y | EPYC 7343 |
|---|---|---|
| MSRP | $2878 | $1565-46% |
| Avg Price (30d) | — | $1350 |
| Release Date | 2023 | 2021 |
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