Atom x7809C vs Xeon E3-1285 v6

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.

Atom x7809C vs Xeon E3-1285 v6 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.

Atom x7809C vs Xeon E3-1285 v6: Pros, Cons & Final Verdict

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

Atom x7809C

2024

Why buy it

✅Draws 25W instead of 79W, a 54W reduction.
✅Newer platform on FCBGA1264 with DDR5 support instead of LGA1151 and DDR4.
✅100+% more PCIe lanes (9 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E3-1285 v6 across 50 shared CPU benchmark tests.
❌Lower PassMark (9,409 vs 9,502).
❌Smaller total L3 cache (6 MB vs 8 MB).

Xeon E3-1285 v6

2017

Why buy it

✅Better for gaming: +24.2% higher average FPS across 50 shared CPU benchmark tests.
✅+33.3% larger total L3 cache (8 MB vs 6 MB).

Trade-offs

❌Launch MSRP is still $450 MSRP, while Atom x7809C mostly shows up through inconsistent older-market listings.
❌216% higher power demand at 79W vs 25W.
❌Older platform position on LGA1151 with DDR4, while Atom x7809C moves to FCBGA1264 and DDR5.

Quick Answers

So, is Xeon E3-1285 v6 better than Atom x7809C?

Not really, because they are built for different jobs. Xeon E3-1285 v6 makes more sense for workstation-style multi-core throughput, while Atom x7809C is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon E3-1285 v6 is the better pick. According to our tests, it delivers 24.2% 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, Xeon E3-1285 v6 is the stronger fit. You are getting 1% better PassMark, backed by 4 cores and 8 threads. It also has the larger cache pool with 33.3% larger total L3 cache (8 MB vs 6 MB).

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

Xeon E3-1285 v6 is the better buy right now. Xeon E3-1285 v6 comes in at an unclear MSRP at $450 MSRP versus unclear MSRP, and it still gives you a 24.2% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (21.1 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Atom x7809C makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2017) and a healthier platform with FCBGA1264 and DDR5 instead of LGA1151. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Atom x7809C vs Xeon E3-1285 v6 Technical Specifications

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

Atom x7809C

The Atom x7809C is manufactured by Intel. It was released in 8 April 2024 (1 year ago). It is based on the Amston Lake (2024−2025) architecture. It features 8 cores and 8 threads. Base frequency is 2 GHz, with boost up to 3.6 GHz. L3 cache: 6 MB (total). L2 cache: 2 MB (per module). Built on 10 nm process technology. Socket: FCBGA1264. Thermal design power (TDP): 25 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 9,409 points. Launch price was $117.

Xeon E3-1285 v6

The Xeon E3-1285 v6 is manufactured by Intel. It was released in 1 August 2017 (8 years ago). It is based on the Kaby Lake-DT (2017) architecture. It features 4 cores and 8 threads. Base frequency is 4.1 GHz, with boost up to 4.5 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 79 Watt. Memory support: DDR4-2400, DDR3L-1866. Passmark benchmark score: 9,502 points. Launch price was $450.

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Processing Power

The Atom x7809C packs 8 cores / 8 threads, while the Xeon E3-1285 v6 offers 4 cores / 8 threads — the Atom x7809C has 4 more cores. Boost clocks reach 3.6 GHz on the Atom x7809C versus 4.5 GHz on the Xeon E3-1285 v6 — a 22.2% clock advantage for the Xeon E3-1285 v6 (base: 2 GHz vs 4.1 GHz). The Atom x7809C uses the Amston Lake (2024−2025) architecture (10 nm), while the Xeon E3-1285 v6 uses Kaby Lake-DT (2017) (14 nm). In PassMark, the Atom x7809C scores 9,409 against the Xeon E3-1285 v6's 9,502 — a 1% lead for the Xeon E3-1285 v6. L3 cache: 6 MB (total) on the Atom x7809C vs 8 MB (total) on the Xeon E3-1285 v6.

Feature	Atom x7809C	Xeon E3-1285 v6
Cores / Threads	8 / 8+100%	4 / 8
Boost Clock	3.6 GHz	4.5 GHz+25%
Base Clock	2 GHz	4.1 GHz+105%
L3 Cache	6 MB (total)	8 MB (total)+33%
L2 Cache	2 MB (per module)	256K (per core)+12700%
Process	10 nm-29%	14 nm
Architecture	Amston Lake (2024−2025)	Kaby Lake-DT (2017)
PassMark	9,409	9,502
Geekbench 6 Single	1,102	—
Geekbench 6 Multi	4,657	—

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Memory & Platform

The Atom x7809C uses the FCBGA1264 socket (PCIe 4.0), while the Xeon E3-1285 v6 uses LGA1151 (PCIe 5.0) — making them incompatible on the same motherboard.

Feature	Atom x7809C	Xeon E3-1285 v6
Socket	FCBGA1264	LGA1151
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	DDR5-4800	—
Max RAM Capacity	32 GB	—
RAM Channels	1	—
ECC Support	Yes	—
PCIe Lanes	9	—