Athlon PRO 300GE vs Opteron 4376 HE

Athlon PRO 300GE vs Opteron 4376 HE Performance Spectrum

Athlon PRO 300GE

2 / 4

4,342

+0.6%

Ryzen Threadripper PRO 7965WX

Opteron 4376 HE

8 / 8

4,318

0.0%

Ryzen Threadripper PRO 7965WX

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.

Athlon PRO 300GE vs Opteron 4376 HE FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Athlon PRO 300GE vs Opteron 4376 HE: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Athlon PRO 300GE

2019

Why buy it

✅+0.6% higher PassMark.
✅Draws 35W instead of 65W, a 30W reduction.
✅100+% more PCIe lanes (8 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon Vega 3, while Opteron 4376 HE needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Opteron 4376 HE across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (4 MB vs 8 MB).
❌Less compelling for workstation-style loads than Opteron 4376 HE, which brings 8 cores / 8 threads.
❌Launch MSRP is still $50 MSRP, while Opteron 4376 HE mostly shows up through inconsistent older-market listings.

Opteron 4376 HE

2012

Why buy it

✅Better for gaming: +14.8% higher average FPS across 50 shared CPU benchmark tests.
✅+100% larger total L3 cache (8 MB vs 4 MB).
✅Better for workstations and heavier parallel workloads: 8 cores / 8 threads.

Trade-offs

❌Lower PassMark (4,318 vs 4,342).
❌85.7% higher power demand at 65W vs 35W.
❌No integrated graphics, while Athlon PRO 300GE can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Athlon PRO 300GE better than Opteron 4376 HE?

Not really, because they are built for different jobs. Opteron 4376 HE makes more sense for workstation-style multi-core throughput, while Athlon PRO 300GE is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Athlon PRO 300GE is the stronger fit. You are getting 0.6% better PassMark, backed by 2 cores and 4 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Athlon PRO 300GE is the better buy right now. Athlon PRO 300GE comes in at an unclear MSRP at $50 MSRP versus unclear MSRP, and it still gives you 0.6% better PassMark. The compromise is that Opteron 4376 HE is still the better pure gaming CPU with a 14.8% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (86.8 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

Which one is more future-proof for 2026 and beyond?

Athlon PRO 300GE makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2012) and more multi-core headroom with 2 cores / 4 threads instead of 8/8. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Athlon PRO 300GE vs Opteron 4376 HE Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Athlon PRO 300GE

The Athlon PRO 300GE is manufactured by AMD. It was released in 2009-01-01. It is based on the Zen+ (2018−2019) architecture. It features 2 cores and 4 threads. Max frequency: 3.4 GHz. L3 cache: 4 MB. L2 cache: 1 MB. Built on 12 nm process technology. Socket: AM4. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 4,342 points. Launch price was $149.

Opteron 4376 HE

The Opteron 4376 HE is manufactured by AMD. It was released in 2015-01-01. It is based on the Seoul (2012) architecture. It features 8 cores and 8 threads. Base frequency is 2.6 GHz, with boost up to 3.6 GHz. L3 cache: 8192 kB (total). L2 cache: 8192 kB. Built on 32 nm process technology. Socket: C32. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 4,318 points. Launch price was $800.

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Processing Power

The Athlon PRO 300GE packs 2 cores / 4 threads, while the Opteron 4376 HE offers 8 cores / 8 threads — the Opteron 4376 HE has 6 more cores. Boost clocks reach 3.4 GHz on the Athlon PRO 300GE versus 3.6 GHz on the Opteron 4376 HE — a 5.7% clock advantage for the Opteron 4376 HE. The Athlon PRO 300GE uses the Zen+ (2018−2019) architecture (12 nm), while the Opteron 4376 HE uses Seoul (2012) (32 nm). In PassMark, the Athlon PRO 300GE scores 4,342 against the Opteron 4376 HE's 4,318 — a 0.6% lead for the Athlon PRO 300GE. L3 cache: 4 MB on the Athlon PRO 300GE vs 8192 kB (total) on the Opteron 4376 HE.

Feature	Athlon PRO 300GE	Opteron 4376 HE
Cores / Threads	2 / 4	8 / 8+300%
Boost Clock	3.4 GHz	3.6 GHz+6%
Base Clock	—	2.6 GHz
L3 Cache	4 MB	8192 kB (total)+100%
L2 Cache	1 MB	8192 kB+700%
Process	12 nm-63%	32 nm
Architecture	Zen+ (2018−2019)	Seoul (2012)
PassMark	4,342	4,318

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Memory & Platform

The Athlon PRO 300GE uses the AM4 socket (PCIe 3.0), while the Opteron 4376 HE uses C32 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Athlon PRO 300GE	Opteron 4376 HE
Socket	AM4	C32
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR4-2666	—
Max RAM Capacity	64 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	8	—

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Advanced Features

Virtualization: AMD-V (Athlon PRO 300GE) / not specified (Opteron 4376 HE). The Athlon PRO 300GE includes integrated graphics (Radeon Vega 3), while the Opteron 4376 HE requires a dedicated GPU. Primary use case: Athlon PRO 300GE targets Desktop.