EPYC 9845 vs EPYC 9755
EPYC 9845
EPYC 9755
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 9845
Performance Per Dollar EPYC 9755
Why is EPYC 9755 better than EPYC 9845?
The matchup between the Zen 5 server giants, EPYC 9755 and EPYC 9845, reveal more than extreme power—it highlights the divide between uncompromised raw speed and industrial core density. The EPYC 9845 delivers a staggering 160 cores for world-class multi-threading, while the EPYC 9755 leverages uncompromised frequencies and cache to master mission-critical workloads.
Technically, the EPYC 9755 wins on absolute hardware depth across single-threaded and less perfectly parallelized tasks, featuring uncompromised boost envelopes and a massive 512MB L3 hierarchy. However, the EPYC 9845 wins on absolute Efficiency and core count, featuring the Zen 5C architecture for uncompromised throughput per watt in power-constrained data centers. Moving between these two is a choice between world-class raw muscle and the absolute pinnacle of high-density industrial server scale in 2026.
The AMD EPYC 9755 is the ultimate winner for enterprise users who priority uncompromised raw speed and massive cache depth for high-performance computing. The EPYC 9845 is the ultimate winner for data center managers who need uncompromised core density and efficiency in a server-grade rig. however, for any setup seeking the absolute height of Zen 5 performance between these two, the 128-core 9755 is the superior and definitive choice.
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 9845 | EPYC 9755 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($8,670) | ⚠️ Higher cost ($10,931) |
| Longevity | ✨ Modern (Turin (2024) / 3 nm) | ✨ Modern (Turin (2024) / 4 nm) |
💎 Value Proposition
| Insight | EPYC 9845 | EPYC 9755 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+16%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($8,670) | ⚠️ Higher cost ($10,931) |
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 9845 and EPYC 9755
EPYC 9845
The EPYC 9845 is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 160 cores and 320 threads. Base frequency is 2.1 GHz, with boost up to 3.7 GHz. L3 cache: 320 MB (total). L2 cache: 1 MB (per core). Built on 3 nm process technology. Socket: SP5. Thermal design power (TDP): 390 Watt. Memory support: DDR5. Passmark benchmark score: 152,985 points. Launch price was $13,564.
EPYC 9755
The EPYC 9755 is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 128 cores and 256 threads. Base frequency is 2.7 GHz, with boost up to 4.1 GHz. L3 cache: 512 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 500 Watt. Memory support: DDR5. Passmark benchmark score: 166,328 points. Launch price was $12,984.
Processing Power
The EPYC 9845 packs 160 cores / 320 threads, while the EPYC 9755 offers 128 cores / 256 threads — the EPYC 9845 has 32 more cores. Boost clocks reach 3.7 GHz on the EPYC 9845 versus 4.1 GHz on the EPYC 9755 — a 10.3% clock advantage for the EPYC 9755 (base: 2.1 GHz vs 2.7 GHz). Both are built on the Turin (2024) architecture using a 3 nm process. In PassMark, the EPYC 9845 scores 152,985 against the EPYC 9755's 166,328 — a 8.4% lead for the EPYC 9755. L3 cache: 320 MB (total) on the EPYC 9845 vs 512 MB (total) on the EPYC 9755.
| Feature | EPYC 9845 | EPYC 9755 |
|---|---|---|
| Cores / Threads | 160 / 320+25% | 128 / 256 |
| Boost Clock | 3.7 GHz | 4.1 GHz+11% |
| Base Clock | 2.1 GHz | 2.7 GHz+29% |
| L3 Cache | 320 MB (total) | 512 MB (total)+60% |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 3 nm-25% | 4 nm |
| Architecture | Turin (2024) | Turin (2024) |
| PassMark | 152,985 | 166,328+9% |
| Geekbench 6 Single | — | 2,800 |
| Geekbench 6 Multi | — | 29,300 |
Memory & Platform
Both processors use the SP5 socket with PCIe 5.0. Both support up to DDR5-6000 memory speed. The EPYC 9755 supports up to 9 TB of RAM compared to 6 TB — 40% more capacity for professional workloads. Both feature 12-channel memory with ECC support. Both provide 128 PCIe lanes. Chipset compatibility: SP5 (EPYC 9845) and SP5 (EPYC 9755).
| Feature | EPYC 9845 | EPYC 9755 |
|---|---|---|
| Socket | SP5 | SP5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-6000 | DDR5-6000 |
| Max RAM Capacity | 6 TB | 9 TB+50% |
| RAM Channels | 12 | 12 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128 | 128 |
Advanced Features
Both support AMD-V, SEV-SNP virtualization. Primary use case: EPYC 9845 targets Data Center / AI Training, EPYC 9755 targets Data Center / Cloud Computing. Direct competitor: EPYC 9845 rivals Xeon 6972P; EPYC 9755 rivals Xeon 6980P.
| Feature | EPYC 9845 | EPYC 9755 |
|---|---|---|
| Integrated GPU | No | No |
| Virtualization | AMD-V, SEV-SNP | AMD-V, SEV-SNP |
| Target Use | Data Center / AI Training | Data Center / Cloud Computing |
Value Analysis
The EPYC 9845 launched at $13564 MSRP, while the EPYC 9755 debuted at $12984. At current prices ($8670 vs $10931), the EPYC 9845 is $2261 cheaper. In terms of value (PassMark points per dollar), the EPYC 9845 delivers 17.6 pts/$ vs 15.2 pts/$ for the EPYC 9755 — making the EPYC 9845 the 14.8% better value option.
| Feature | EPYC 9845 | EPYC 9755 |
|---|---|---|
| MSRP | $13564 | $12984-4% |
| Avg Price (30d) | $8670-21% | $10931 |
| Performance per Dollar | 17.6+16% | 15.2 |
| Release Date | 2024 | 2024 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on EPYC 9845 and EPYC 9755
