Opteron 4386 vs Pentium Silver J5040

Opteron 4386 vs Pentium Silver J5040 Performance Spectrum

Opteron 4386

8 / 8

3,273

+0.6%

Ryzen Threadripper 3990X

Pentium Silver J5040

4 / 4

3,252

0.0%

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.

Opteron 4386 vs Pentium Silver J5040 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.

Opteron 4386 vs Pentium Silver J5040: Pros, Cons & Final Verdict

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

Opteron 4386

2012

Why buy it

✅Better for gaming: +14.7% 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, plus 42 PCIe lanes vs 6.
✅600% more PCIe lanes (42 vs 6) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $459 MSRP, while Pentium Silver J5040 mostly shows up through inconsistent older-market listings.
❌850% higher power demand at 95W vs 10W.
❌No integrated graphics, while Pentium Silver J5040 can still boot and troubleshoot without a discrete GPU.

Pentium Silver J5040

2019

Why buy it

✅Draws 10W instead of 95W, a 85W reduction.
✅Integrated graphics onboard with Intel UHD Graphics 605, while Opteron 4386 needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Opteron 4386 across 50 shared CPU benchmark tests.
❌Lower PassMark (3,252 vs 3,273).
❌Smaller total L3 cache (4 MB vs 8 MB).
❌Less compelling for workstation-style loads than Opteron 4386, which brings 8 cores / 8 threads and 42 PCIe lanes.

Quick Answers

So, is Opteron 4386 better than Pentium Silver J5040?

Not really, because they are built for different jobs. Opteron 4386 makes more sense for workstation-style multi-core throughput, while Pentium Silver J5040 is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Opteron 4386 is the better pick. According to our tests, it delivers 14.7% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Opteron 4386 is the stronger fit. You are getting 0.6% better PassMark, backed by 8 cores and 8 threads. It also has the larger cache pool with 100% larger total L3 cache (8 MB vs 4 MB).

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

Opteron 4386 is the better buy right now. Opteron 4386 comes in at an unclear MSRP at $459 MSRP versus unclear MSRP, and it still gives you a 14.7% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (7.1 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Pentium Silver J5040 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2012). That makes it the safer long-term bet.

Opteron 4386 vs Pentium Silver J5040 Technical Specifications

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

Opteron 4386

The Opteron 4386 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 3.1 GHz, with boost up to 3.8 GHz. L3 cache: 8192 kB (total). L2 cache: 8192 kB. Built on 32 nm process technology. Socket: C32. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 3,273 points. Launch price was $800.

Pentium Silver J5040

The Pentium Silver J5040 is manufactured by Intel. It was released in 4 November 2019 (6 years ago). It is based on the Gemini Lake Refresh (2019) architecture. It features 4 cores and 4 threads. Base frequency is 2 GHz, with boost up to 3.2 GHz. L3 cache: 4 MB. L2 cache: 4 MB (total). Built on 14 nm process technology. Socket: FCBGA1090. Thermal design power (TDP): 10 Watt. Memory support: DDR4. Passmark benchmark score: 3,252 points. Launch price was $161.

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Processing Power

The Opteron 4386 packs 8 cores / 8 threads, while the Pentium Silver J5040 offers 4 cores / 4 threads — the Opteron 4386 has 4 more cores. Boost clocks reach 3.8 GHz on the Opteron 4386 versus 3.2 GHz on the Pentium Silver J5040 — a 17.1% clock advantage for the Opteron 4386 (base: 3.1 GHz vs 2 GHz). The Opteron 4386 uses the Seoul (2012) architecture (32 nm), while the Pentium Silver J5040 uses Gemini Lake Refresh (2019) (14 nm). In PassMark, the Opteron 4386 scores 3,273 against the Pentium Silver J5040's 3,252 — a 0.6% lead for the Opteron 4386. L3 cache: 8192 kB (total) on the Opteron 4386 vs 4 MB on the Pentium Silver J5040.

Feature	Opteron 4386	Pentium Silver J5040
Cores / Threads	8 / 8+100%	4 / 4
Boost Clock	3.8 GHz+19%	3.2 GHz
Base Clock	3.1 GHz+55%	2 GHz
L3 Cache	8192 kB (total)+100%	4 MB
L2 Cache	8192 kB+100%	4 MB (total)
Process	32 nm	14 nm-56%
Architecture	Seoul (2012)	Gemini Lake Refresh (2019)
PassMark	3,273	3,252
Cinebench R23 Multi	—	1,640
Geekbench 6 Single	—	435
Geekbench 6 Multi	—	1,180

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Memory & Platform

The Opteron 4386 uses the C32 socket (PCIe 2.0), while the Pentium Silver J5040 uses FCBGA1090 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1866 on the Opteron 4386 versus DDR4-2400 / LPDDR4-2400 on the Pentium Silver J5040 — the Pentium Silver J5040 supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Opteron 4386 supports up to 128 GB of RAM compared to 8 GB — 1500% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 42 (Opteron 4386) vs 6 (Pentium Silver J5040) — the Opteron 4386 offers 36 more lanes for additional GPUs or NVMe drives.

Feature	Opteron 4386	Pentium Silver J5040
Socket	C32	FCBGA1090
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	DDR3-1866	DDR4-2400 / LPDDR4-2400+29%
Max RAM Capacity	128 GB+1500%	8 GB
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	42+600%	6

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Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (Opteron 4386) vs VT-x / VT-d / EPT (Pentium Silver J5040). The Pentium Silver J5040 includes integrated graphics (Intel UHD Graphics 605), while the Opteron 4386 requires a dedicated GPU. Primary use case: Opteron 4386 targets Server, Pentium Silver J5040 targets Mini-PC.