EPYC 7773X vs EPYC 7J13
EPYC 7773X
EPYC 7J13
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 7773X
Performance Per Dollar EPYC 7J13
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 7773X | EPYC 7J13 |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($8,800) | ✅ More affordable ($150) |
| Longevity | ✨ Modern (Milan-X (2022) / 7 nm) | ✨ Modern (Milan (2021−2023) / 7 nm) |
💎 Value Proposition
| Insight | EPYC 7773X | EPYC 7J13 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+5346%) |
| Upfront Cost | ⚠️ Higher cost ($8,800) | ✅ More affordable ($150) |
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 7773X and EPYC 7J13
EPYC 7773X
The EPYC 7773X is manufactured by AMD. It was released in 2022-03-22. It is based on the Milan-X (2022) architecture. It features 64 cores and 128 threads. Base frequency is 2.2 GHz, with boost up to 3.5 GHz. L3 cache: 768 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: SP3. Thermal design power (TDP): 280 Watt. Memory support: DDR4-3200. Passmark benchmark score: 91,340 points. Launch price was $8,800.
EPYC 7J13
The EPYC 7J13 is manufactured by AMD. It was released in 2021-03-01. It is based on the Milan (2021−2023) architecture. It features 64 cores and 128 threads. Base frequency is 2.55 GHz, with boost up to 3.5 GHz. L3 cache: 256 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: SP3. Thermal design power (TDP): 280 Watt. Memory support: DDR4. Passmark benchmark score: 84,786 points. Launch price was $6,000.
Processing Power
Both the EPYC 7773X and EPYC 7J13 share an identical 64-core/128-thread configuration. Boost clocks reach 3.5 GHz on the EPYC 7773X versus 3.5 GHz on the EPYC 7J13 — identical boost frequencies (base: 2.2 GHz vs 2.55 GHz). The EPYC 7773X uses the Milan-X (2022) architecture (7 nm), while the EPYC 7J13 uses Milan (2021−2023) (7 nm). In PassMark, the EPYC 7773X scores 91,340 against the EPYC 7J13's 84,786 — a 7.4% lead for the EPYC 7773X. L3 cache: 768 MB (total) on the EPYC 7773X vs 256 MB (total) on the EPYC 7J13.
| Feature | EPYC 7773X | EPYC 7J13 |
|---|---|---|
| Cores / Threads | 64 / 128 | 64 / 128 |
| Boost Clock | 3.5 GHz | 3.5 GHz |
| Base Clock | 2.2 GHz | 2.55 GHz+16% |
| L3 Cache | 768 MB (total)+200% | 256 MB (total) |
| L2 Cache | 512K (per core) | 512 kB (per core) |
| Process | 7 nm | 7 nm |
| Architecture | Milan-X (2022) | Milan (2021−2023) |
| PassMark | 91,340+8% | 84,786 |
| Geekbench 6 Single | 1,536 | — |
| Geekbench 6 Multi | 45,000 | — |
Memory & Platform
Both processors use the SP3 socket with PCIe 4.0. Maximum memory speed reaches DDR4-3200 on the EPYC 7773X versus 3200 on the EPYC 7J13 — the EPYC 7J13 supports 199.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7J13 supports up to 4096 of RAM compared to 4 TB — 199.6% more capacity for professional workloads. Both feature 8-channel memory with ECC support. Both provide 128 PCIe lanes. Chipset compatibility: SP3 (EPYC 7773X) and SP3 (EPYC 7J13).
| Feature | EPYC 7773X | EPYC 7J13 |
|---|---|---|
| Socket | SP3 | SP3 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR4-3200 | 3200+79900% |
| Max RAM Capacity | 4 TB+104857500% | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128 | 128 |
Advanced Features
Neither processor supports overclocking. Virtualization support: AMD-V (EPYC 7773X) vs VT-x, VT-d, SEV (EPYC 7J13). Primary use case: EPYC 7773X targets Server. Direct competitor: EPYC 7773X rivals EPYC 9654; EPYC 7J13 rivals Xeon Platinum 8380.
| Feature | EPYC 7773X | EPYC 7J13 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x, VT-d, SEV |
| Target Use | Server | — |
Value Analysis
The EPYC 7773X launched at $8800 MSRP, while the EPYC 7J13 debuted at $7890. At current prices ($8800 vs $150), the EPYC 7J13 is $8650 cheaper. In terms of value (PassMark points per dollar), the EPYC 7773X delivers 10.4 pts/$ vs 565.2 pts/$ for the EPYC 7J13 — making the EPYC 7J13 the 192.8% better value option.
| Feature | EPYC 7773X | EPYC 7J13 |
|---|---|---|
| MSRP | $8800 | $7890-10% |
| Avg Price (30d) | $8800 | $150-98% |
| Performance per Dollar | 10.4 | 565.2+5335% |
| Release Date | 2022 | 2021 |
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