AMD Opteron 6128 8-core AM3
Built on a 45nm process for Socket G34, this 8-core Opteron 6128 delivers reliable multi-socket scalability with HyperTransport technology and a modest 80W TDP. Its integrated AMD64 and hardware virtualization support make it a cost-effective option for consolidating legacy server workloads. This processor is best suited for IT administrators maintaining older database or web hosting servers where low acquisition cost matters more than single-threaded speed.
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Überblick
The 30-Second Version
The Opteron 6128 is a legacy server chip with strong single-thread and efficiency scores, but it's terrible for gaming and overpriced at $270. Only buy it if you're maintaining an existing G34 socket server. Everyone else should look at modern alternatives.
Pros & Cons
Vorteile
- Excellent single-thread percentile for a server chip 99th
- Strong efficiency at 87th percentile 87th
- Quad-channel DDR support for virtualization workloads 79th
- 80W TDP keeps power draw reasonable 75th
Nachteile
- Gaming score is a brutal 36.1 out of 100
- Only 4 customer reviews, social proof is nearly absent
- Platform score is below average at 47th percentile
- No cooler included despite listing photos suggesting otherwise
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Die Fakten
Performance
For its intended workload, the 6128 still holds up. The 24,804 PassMark multi-core score is respectable for virtualization and ESXi deployments. Single-thread at 4,749 is fine for server tasks but will feel sluggish on anything interactive. The 80W TDP is efficient for an 8-core chip, and quad-channel DDR support was a big deal back then. But the 2.0GHz base clock is a constant reminder that this is a 2010-era processor. Don't expect snappy desktop performance.
Specifications
Full Specifications
Processor
| Brand | AMD |
| Series | Opteron |
| Model | 6128 |
| Codename | M3 Pro |
| Class | server |
| Process | 45 |
Cores & Clocks
| Cores | 8 |
| P-cores | 6 |
| E-cores | 6 |
| Threads | 12 |
| Base Clock | 2000 |
| Boost Clock | 4050 |
Cache
| L2 Cache | 24 |
| L3 Cache | 16 MB |
Performance
| PassMark Multi | 24804 |
| PassMark Single | 4749 |
Memory
| Max Speed | 6400 |
Platform & Power
| Socket | AM3 |
| TDP | 80 |
vs Competition
Stacked against something like the Intel Core Ultra 9 285K, the Opteron 6128 looks like a museum piece. The Core Ultra 9 absolutely crushes it in every modern metric. Even the Phenom II X6 competitor is a more sensible choice for desktop use. The G.Skill Trident Z Neo isn't even a CPU, so that comparison is a bit odd. The real competition here is other legacy Opteron chips on the used market, where prices are often lower.
| Spec | AMD Opteron 6128 | Intel Core Ultra 9 285K | Dell Xeon E5-2637 V2 | SMC EPYC 9555P | D&H Core i9 BX80673I99980X | Hewlett Packard Enterprise Xeon P67080-B21 |
|---|---|---|---|---|---|---|
| Cores | 8 | 24 | 32 | 64 | 18 | 16 |
| Threads | 12 | 24 | 64 | 128 | 36 | 32 |
| Boost Clock Mhz | 4050 | 5700 | 3500 | 4400 | 4400 | 3900 |
| L3 Cache Mb | 16 | 36 | 256 | 256 | 24.75 | 37.5 |
| Tdp W | 80 | 125 | 200 | 360 | 165 | 195 |
| Socket | AM3 | LGA 1851 | Socket A/Socket 462 (PGA 462) | AMD Socket SP5 | LGA2066 | LGA 4677 |
| Integrated Graphics | - | Intel Graphics | No | - | - | No |
| Compare | Compare | Compare | Compare | Compare |
| Produkt | AI | Feature | Platform | Efficiency | Multi Thread | Nutzerresonanz | Affordability | Single Thread |
|---|---|---|---|---|---|---|---|---|
| AMD Opteron 6128 | 74.8 | 20.4 | 47.4 | 86.7 | 79.4 | 10.4 | 29 | 98.5 |
| Intel Core Ultra 9 285K Compare | 96.2 | 99.9 | 95.9 | 97 | 96.2 | 90.4 | 18.4 | 99.9 |
| Dell Xeon E5-2637 V2 Compare | 99.1 | 90.9 | 76.4 | 97.4 | 99.1 | 0 | 88.4 | 88.7 |
| SMC EPYC 9555P Compare | 99.3 | 77.1 | 96.8 | 88.9 | 99.4 | 0 | 0.4 | 85.2 |
| D&H Core i9 BX80673I99980X Compare | 97.3 | 62.6 | 82.5 | 99.4 | 99.8 | 72.4 | 7.8 | 95.7 |
| Hewlett Packard Enterprise Xeon P67080-B21 Compare | 91.8 | 77.1 | 90.7 | 78.1 | 89.4 | 0 | 2.7 | 79.7 |
Preis
Value & Pricing
At $270 USD, this is a tough sell in 2025. You're paying a premium for legacy server hardware that's over a decade old. The affordability percentile is 29th, which means most comparable products are cheaper. If you're maintaining an existing G34 socket server and need a drop-in replacement, the price might be justified. For anyone building new, you can get far more modern performance for less money.
Mehr erfahren
Overview
The AMD Opteron 6128 is a server chip from a different era. Eight cores, 2.0GHz base, and a 4.0GHz boost on a 45nm process. It's built for virtualization and high-density server racks, not your gaming rig. Our database puts it at 57.8 out of 100 overall, which tells you exactly what this is: a niche workhorse.
It's got a 99th percentile single-thread score, which sounds impressive until you remember this thing is ancient. The multi-thread score is solid at 79th percentile, and efficiency is strong at 87th. But the platform score is 47th, and social proof is basically nonexistent at 10th. Only four reviews on Amazon, and one of them is a complaint about a missing fan.
Common Questions
Q: Is the Opteron 6128 good for gaming?
No. Our database scores it at 36.1 out of 100 for gaming, which is one of the weakest areas for this chip. It's built for server workloads, not frame rates.
Q: Does the Opteron 6128 come with a cooler?
Based on customer feedback, no. At least one buyer reported receiving only the CPU despite listing photos showing a fan. You'll need to budget for a separate cooler.
Q: What socket does the Opteron 6128 use?
It uses Socket G34, not AM3 as some listings suggest. Make sure your motherboard supports G34 before buying, as this is a server platform.
Who Should Skip This
Skip this if you're building a desktop PC, gaming rig, or any modern workstation. The gaming score is abysmal, the platform is outdated, and $270 buys far better performance in a current-gen chip. Also skip it if you need a cooler included, because you're not getting one.
Verdict
Buy this only if you're maintaining an existing AMD G34 socket server and need a direct replacement. It's a capable virtualization chip for its era, and the quad-channel memory support is genuinely useful for ESXi deployments. But for anyone else, this is a hard pass. The gaming score alone should scare off any desktop user.
