Core Ultra 7 265KF vs EPYC 9135
Core Ultra 7 265KF
EPYC 9135
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 Core Ultra 7 265KF
Performance Per Dollar EPYC 9135
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 7 265KF | EPYC 9135 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($323) | ✅ More affordable ($95) |
| Longevity | ✨ Modern (Arrow Lake-S (2024−2025) / 3 nm) | ✨ Modern (Turin (2024) / 4 nm) |
💎 Value Proposition
| Insight | Core Ultra 7 265KF | EPYC 9135 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+235%) |
| Upfront Cost | ⚠️ Higher cost ($323) | ✅ More affordable ($95) |
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 Core Ultra 7 265KF and EPYC 9135
Core Ultra 7 265KF
The Core Ultra 7 265KF is manufactured by Intel. It was released in 24 October 2024 (1 year ago). It is based on the Arrow Lake-S (2024−2025) architecture. It features 20 cores and 20 threads. Base frequency is 3.9 GHz, with boost up to 5.5 GHz. L3 cache: 30 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 125 Watt. Memory support: DDR5-6400. Passmark benchmark score: 58,690 points. Launch price was $379.
EPYC 9135
The EPYC 9135 is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 16 cores and 32 threads. Base frequency is 3.65 GHz, with boost up to 4.3 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 200 Watt. Memory support: DDR5. Passmark benchmark score: 57,808 points. Launch price was $1,214.
Processing Power
The Core Ultra 7 265KF packs 20 cores / 20 threads, while the EPYC 9135 offers 16 cores / 32 threads — the Core Ultra 7 265KF has 4 more cores. Boost clocks reach 5.5 GHz on the Core Ultra 7 265KF versus 4.3 GHz on the EPYC 9135 — a 24.5% clock advantage for the Core Ultra 7 265KF (base: 3.9 GHz vs 3.65 GHz). The Core Ultra 7 265KF uses the Arrow Lake-S (2024−2025) architecture (3 nm), while the EPYC 9135 uses Turin (2024) (4 nm). In PassMark, the Core Ultra 7 265KF scores 58,690 against the EPYC 9135's 57,808 — a 1.5% lead for the Core Ultra 7 265KF. L3 cache: 30 MB (total) on the Core Ultra 7 265KF vs 64 MB (total) on the EPYC 9135.
| Feature | Core Ultra 7 265KF | EPYC 9135 |
|---|---|---|
| Cores / Threads | 20 / 20+25% | 16 / 32 |
| Boost Clock | 5.5 GHz+28% | 4.3 GHz |
| Base Clock | 3.9 GHz+7% | 3.65 GHz |
| L3 Cache | 30 MB (total) | 64 MB (total)+113% |
| L2 Cache | 3 MB (per core)+200% | 1 MB (per core) |
| Process | 3 nm-25% | 4 nm |
| Architecture | Arrow Lake-S (2024−2025) | Turin (2024) |
| PassMark | 58,690+2% | 57,808 |
| Cinebench R23 Multi | 35,315 | — |
| Geekbench 6 Single | 3,055 | — |
| Geekbench 6 Multi | 20,373 | — |
Memory & Platform
The Core Ultra 7 265KF uses the LGA1851 socket (PCIe 5.0), while the EPYC 9135 uses SP5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Core Ultra 7 265KF versus 6000 on the EPYC 9135 — the EPYC 9135 supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9135 supports up to 6144 of RAM compared to 192 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Core Ultra 7 265KF) vs 12 (EPYC 9135). PCIe lanes: 24 (Core Ultra 7 265KF) vs 128 (EPYC 9135) — the EPYC 9135 offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel Z890 (Core Ultra 7 265KF) and SP5 (EPYC 9135).
| Feature | Core Ultra 7 265KF | EPYC 9135 |
|---|---|---|
| Socket | LGA1851 | SP5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-6400 | 6000+119900% |
| Max RAM Capacity | 192 GB+3276700% | 6144 |
| RAM Channels | 2 | 12+500% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 24 | 128+433% |
Advanced Features
Only the Core Ultra 7 265KF has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the EPYC 9135 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Core Ultra 7 265KF) vs VT-x, VT-d (EPYC 9135). Direct competitor: Core Ultra 7 265KF rivals Ryzen 7 9700X; EPYC 9135 rivals Xeon Platinum 8558P.
| Feature | Core Ultra 7 265KF | EPYC 9135 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | true | VT-x, VT-d |
Value Analysis
The Core Ultra 7 265KF launched at $379 MSRP, while the EPYC 9135 debuted at $1214. At current prices ($323 vs $95), the EPYC 9135 is $228 cheaper. In terms of value (PassMark points per dollar), the Core Ultra 7 265KF delivers 181.7 pts/$ vs 608.5 pts/$ for the EPYC 9135 — making the EPYC 9135 the 108% better value option.
| Feature | Core Ultra 7 265KF | EPYC 9135 |
|---|---|---|
| MSRP | $379-69% | $1214 |
| Avg Price (30d) | $323 | $95-71% |
| Performance per Dollar | 181.7 | 608.5+235% |
| Release Date | 2024 | 2024 |
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