EPYC 8434P vs EPYC 9334
EPYC 8434P
EPYC 9334
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 8434P
Performance Per Dollar EPYC 9334
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 8434P | EPYC 9334 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($3,137) | ✅ More affordable ($1,810) |
| Longevity | ✨ Modern (Siena (2023−2024) / 5 nm) | ✨ Modern (Genoa (2022−2023) / 5 nm, 6 nm) |
💎 Value Proposition
| Insight | EPYC 8434P | EPYC 9334 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+71%) |
| Upfront Cost | ⚠️ Higher cost ($3,137) | ✅ More affordable ($1,810) |
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 8434P and EPYC 9334
EPYC 8434P
The EPYC 8434P 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 48 cores and 96 threads. Base frequency is 2.5 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: 66,490 points. Launch price was $2,700.
EPYC 9334
The EPYC 9334 is manufactured by AMD. It was released in 10 November 2022 (3 years ago). It is based on the Genoa (2022−2023) architecture. It features 32 cores and 64 threads. Base frequency is 2.7 GHz, with boost up to 3.9 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: SP5. Thermal design power (TDP): 210 Watt. Memory support: DDR5-4800. Passmark benchmark score: 65,568 points. Launch price was $2,990.
Processing Power
The EPYC 8434P packs 48 cores / 96 threads, while the EPYC 9334 offers 32 cores / 64 threads — the EPYC 8434P has 16 more cores. Boost clocks reach 3.1 GHz on the EPYC 8434P versus 3.9 GHz on the EPYC 9334 — a 22.9% clock advantage for the EPYC 9334 (base: 2.5 GHz vs 2.7 GHz). The EPYC 8434P uses the Siena (2023−2024) architecture (5 nm), while the EPYC 9334 uses Genoa (2022−2023) (5 nm, 6 nm). In PassMark, the EPYC 8434P scores 66,490 against the EPYC 9334's 65,568 — a 1.4% lead for the EPYC 8434P. Both processors carry 128 MB (total) of L3 cache.
| Feature | EPYC 8434P | EPYC 9334 |
|---|---|---|
| Cores / Threads | 48 / 96+50% | 32 / 64 |
| Boost Clock | 3.1 GHz | 3.9 GHz+26% |
| Base Clock | 2.5 GHz | 2.7 GHz+8% |
| L3 Cache | 128 MB (total) | 128 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 5 nm | 5 nm, 6 nm |
| Architecture | Siena (2023−2024) | Genoa (2022−2023) |
| PassMark | 66,490+1% | 65,568 |
Memory & Platform
The EPYC 8434P uses the SP6 socket (PCIe 4.0), while the EPYC 9334 uses SP5 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to 4800 memory speed. The EPYC 9334 supports up to 6144 of RAM compared to 1152 — 136.8% more capacity for professional workloads. Memory channels: 6 (EPYC 8434P) vs 12 (EPYC 9334). PCIe lanes: 96 (EPYC 8434P) vs 128 (EPYC 9334) — the EPYC 9334 offers 32 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP6 (EPYC 8434P) and SP5 (EPYC 9334).
| Feature | EPYC 8434P | EPYC 9334 |
|---|---|---|
| Socket | SP6 | SP5 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 4800 | 4800 |
| Max RAM Capacity | 1152 | 6144+433% |
| RAM Channels | 6 | 12+100% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 96 | 128+33% |
Advanced Features
Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d virtualization. Direct competitor: EPYC 8434P rivals Xeon Platinum 8452Y; EPYC 9334 rivals Xeon Platinum 8468.
| Feature | EPYC 8434P | EPYC 9334 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
Value Analysis
The EPYC 8434P launched at $1517 MSRP, while the EPYC 9334 debuted at $2990. At current prices ($3137 vs $1810), the EPYC 9334 is $1327 cheaper. In terms of value (PassMark points per dollar), the EPYC 8434P delivers 21.2 pts/$ vs 36.2 pts/$ for the EPYC 9334 — making the EPYC 9334 the 52.4% better value option.
| Feature | EPYC 8434P | EPYC 9334 |
|---|---|---|
| MSRP | $1517-49% | $2990 |
| Avg Price (30d) | $3137 | $1810-42% |
| Performance per Dollar | 21.2 | 36.2+71% |
| Release Date | 2023 | 2022 |
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