A6-5400B vs Xeon X5272

A6-5400B vs Xeon X5272 Performance Spectrum

A6-5400B

2 / 2

1,465

+1.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Xeon X5272

1,451

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.

A6-5400B vs Xeon X5272 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.

A6-5400B vs Xeon X5272: Pros, Cons & Final Verdict

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

A6-5400B

2012

Why buy it

✅Draws 65W instead of 80W, a 15W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon HD 7540D, while Xeon X5272 needs a discrete GPU.
✅Includes a boxed cooler (Yes), unlike Xeon X5272.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Xeon X5272

2007

Why buy it

Trade-offs

❌Lower PassMark (1,451 vs 1,465).
❌Launch MSRP is still $1,172 MSRP, while A6-5400B mostly shows up through inconsistent older-market listings.
❌23.1% higher power demand at 80W vs 65W.
❌No integrated graphics, while A6-5400B can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike A6-5400B.

Quick Answers

So, is A6-5400B better than Xeon X5272?

Not really, because they are built for different jobs. Xeon X5272 makes more sense for workstation-style multi-core throughput, while A6-5400B is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, A6-5400B is the better pick. According to our tests, it delivers 2.0% 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, A6-5400B is the stronger fit. You are getting 1% better PassMark, backed by 2 cores and 2 threads.

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

A6-5400B is still the faster CPU overall, but Xeon X5272 is easier to justify if budget matters more than peak performance. A6-5400B comes in at an unclear MSRP at unclear MSRP versus $1,172 MSRP, and it still gives you a 2.0% average FPS lead across 50 shared CPU game tests in our data. Xeon X5272 is also 100.0% better value on MSRP (1.2 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

A6-5400B makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2012 vs 2007). That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

A6-5400B vs Xeon X5272 Technical Specifications

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

A6-5400B

The A6-5400B is manufactured by AMD. It was released in 2014-01-01. It is based on the Trinity (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 3.6 GHz, with boost up to 3.8 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,465 points. Launch price was $70.

Xeon X5272

The Xeon X5272 is manufactured by Intel. It was released in 2015-01-01. Base frequency: 3.4 GHz. L3 cache: 6 MB L2 Cache. Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 80 Watt. Passmark benchmark score: 1,451 points. Launch price was $800.

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Processing Power

The A6-5400B is built on the Trinity (2012−2013) architecture. In PassMark, the A6-5400B scores 1,465 against the Xeon X5272's 1,451 — a 1% lead for the A6-5400B. L3 cache: 0 kB on the A6-5400B vs 6 MB L2 Cache on the Xeon X5272.

Feature	A6-5400B	Xeon X5272
Cores / Threads	2 / 2	—
Boost Clock	3.8 GHz	—
Base Clock	3.6 GHz+6%	3.4 GHz
L3 Cache	0 kB	6 MB L2 Cache
L2 Cache	1 MB (per core)	—
Process	32 nm-29%	45 nm
Architecture	Trinity (2012−2013)	—
PassMark	1,465	1,451
Geekbench 6 Single	380	—

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Memory & Platform

The A6-5400B uses the FM2 socket (PCIe 2.0), while the Xeon X5272 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1866 on the A6-5400B versus DDR2 on the Xeon X5272 — the A6-5400B supports 93200% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon X5272 supports up to 128 GB of RAM compared to 32 GB — 300% more capacity for professional workloads. Memory channels: 2 (A6-5400B) vs 4 (Xeon X5272). PCIe lanes: 16 (A6-5400B) vs 0 (Xeon X5272) — the A6-5400B offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: A55,A75,A85X (A6-5400B) and Intel 5100,Intel 5400 (Xeon X5272).

Feature	A6-5400B	Xeon X5272
Socket	FM2	LGA771
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1866+93200%	DDR2
Max RAM Capacity	32 GB	128 GB+300%
RAM Channels	2	4+100%
ECC Support	No	Yes
PCIe Lanes	16	0

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Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (A6-5400B) vs true (Xeon X5272). The A6-5400B includes integrated graphics (Radeon HD 7540D), while the Xeon X5272 requires a dedicated GPU. Primary use case: A6-5400B targets Business Desktop, Xeon X5272 targets Server. Direct competitor: A6-5400B rivals Pentium G2020.