EPYC 7742 vs EPYC 8534P
EPYC 7742
EPYC 8534P
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 EPYC 7742
Performance Per Dollar EPYC 8534P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 7742 | EPYC 8534P |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($800) | ⚠️ Higher cost ($5,529) |
| Longevity | ✨ Modern (Zen 2 (2017−2020) / 7 nm, 14 nm) | ✨ Modern (Siena (2023−2024) / 5 nm) |
💎 Value Proposition
| Insight | EPYC 7742 | EPYC 8534P |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+568%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($800) | ⚠️ Higher cost ($5,529) |
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 EPYC 7742 and EPYC 8534P
EPYC 7742
The EPYC 7742 is manufactured by AMD. It was released in 7 August 2019 (6 years ago). It is based on the Zen 2 (2017−2020) architecture. It features 64 cores and 128 threads. Base frequency is 2.25 GHz, with boost up to 3.4 GHz. L3 cache: 256 MB (total). L2 cache: 512K (per core). Built on 7 nm, 14 nm process technology. Socket: TR4. Thermal design power (TDP): 225 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 69,448 points. Launch price was $6,950.
EPYC 8534P
The EPYC 8534P 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 64 cores and 128 threads. Base frequency is 2.3 GHz, with boost up to 3.1 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: SP6. Thermal design power (TDP): 200 Watt. Memory support: DDR5. Passmark benchmark score: 71,900 points. Launch price was $4,950.
Processing Power
Both the EPYC 7742 and EPYC 8534P share an identical 64-core/128-thread configuration. Boost clocks reach 3.4 GHz on the EPYC 7742 versus 3.1 GHz on the EPYC 8534P — a 9.2% clock advantage for the EPYC 7742 (base: 2.25 GHz vs 2.3 GHz). The EPYC 7742 uses the Zen 2 (2017−2020) architecture (7 nm, 14 nm), while the EPYC 8534P uses Siena (2023−2024) (5 nm). In PassMark, the EPYC 7742 scores 69,448 against the EPYC 8534P's 71,900 — a 3.5% lead for the EPYC 8534P. L3 cache: 256 MB (total) on the EPYC 7742 vs 128 MB (total) on the EPYC 8534P.
| Feature | EPYC 7742 | EPYC 8534P |
|---|---|---|
| Cores / Threads | 64 / 128 | 64 / 128 |
| Boost Clock | 3.4 GHz+10% | 3.1 GHz |
| Base Clock | 2.25 GHz | 2.3 GHz+2% |
| L3 Cache | 256 MB (total)+100% | 128 MB (total) |
| L2 Cache | 512K (per core) | 1 MB (per core)+100% |
| Process | 7 nm, 14 nm | 5 nm-29% |
| Architecture | Zen 2 (2017−2020) | Siena (2023−2024) |
| PassMark | 69,448 | 71,900+4% |
| Geekbench 6 Single | — | 1,678 |
| Geekbench 6 Multi | — | 18,882 |
Memory & Platform
The EPYC 7742 uses the TR4 socket (PCIe 4.0), while the EPYC 8534P uses SP6 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the EPYC 7742 versus DDR5-4800 on the EPYC 8534P — the EPYC 7742 supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7742 supports up to 4096 of RAM compared to 1152 GB — 112.2% more capacity for professional workloads. Memory channels: 8 (EPYC 7742) vs 6 (EPYC 8534P). PCIe lanes: 128 (EPYC 7742) vs 96 (EPYC 8534P) — the EPYC 7742 offers 32 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP3 (EPYC 7742) and SP6 (EPYC 8534P).
| Feature | EPYC 7742 | EPYC 8534P |
|---|---|---|
| Socket | TR4 | SP6 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | 3200+63900% | DDR5-4800 |
| Max RAM Capacity | 4096 | 1152 GB+29491100% |
| RAM Channels | 8+33% | 6 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128+33% | 96 |
Advanced Features
Neither processor supports overclocking. Only the EPYC 8534P supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (EPYC 7742) vs AMD-V (EPYC 8534P). Primary use case: EPYC 8534P targets Cloud Server. Direct competitor: EPYC 7742 rivals Xeon Platinum 8280; EPYC 8534P rivals Xeon Platinum 8452Y.
| Feature | EPYC 7742 | EPYC 8534P |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | — | Cloud Server |
Value Analysis
The EPYC 7742 launched at $6950 MSRP, while the EPYC 8534P debuted at $5529. At current prices ($800 vs $5529), the EPYC 7742 is $4729 cheaper. In terms of value (PassMark points per dollar), the EPYC 7742 delivers 86.8 pts/$ vs 13.0 pts/$ for the EPYC 8534P — making the EPYC 7742 the 147.9% better value option.
| Feature | EPYC 7742 | EPYC 8534P |
|---|---|---|
| MSRP | $6950 | $5529-20% |
| Avg Price (30d) | $800-86% | $5529 |
| Performance per Dollar | 86.8+568% | 13.0 |
| Release Date | 2019 | 2023 |
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