A8-7100 vs Core i3-4005U

A8-7100 vs Core i3-4005U Performance Spectrum

A8-7100

4 / 4

1,647

0.0%

Ryzen Threadripper PRO 5945WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i3-4005U

2 / 4

1,652

+0.3%

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.

A8-7100 vs Core i3-4005U 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.

A8-7100 vs Core i3-4005U: Pros, Cons & Final Verdict

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

A8-7100

2014

Why buy it

✅Draws 4W instead of 512W, a 508W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon R5 Graphics, while Core i3-4005U needs a discrete GPU.

Trade-offs

❌Lower PassMark (1,647 vs 1,652).

Core i3-4005U

2013

Why buy it

✅+0.3% higher PassMark.

Trade-offs

❌12700% higher power demand at 512W vs 4W.
❌No integrated graphics, while A8-7100 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is A8-7100 better than Core i3-4005U?

It depends on what you want from the system. For gaming, A8-7100 is ahead with a 1.5% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i3-4005U pulls ahead with 0.3% better PassMark.

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

For streaming, content creation, and heavier multitasking, Core i3-4005U is the stronger fit. You are getting 0.3% better PassMark, backed by 2 cores and 4 threads.

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

A8-7100 still makes the most sense overall. A8-7100 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 1.5% average FPS lead across 50 shared CPU game tests in our data.

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

A8-7100 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2013). That makes it the safer long-term bet.

A8-7100 vs Core i3-4005U Technical Specifications

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

A8-7100

The A8-7100 is manufactured by AMD. It was released in 2014-01-01. It is based on the Kaveri (2014−2015) architecture. It features 4 cores and 4 threads. Base frequency is 1.8 GHz, with boost up to 3 GHz. L2 cache: 4096 kB. Built on 28 nm process technology. Socket: FP3. Thermal design power (TDP): 4 MB. Memory support: DDR3-1600. Passmark benchmark score: 1,647 points. Launch price was $90.

Core i3-4005U

The Core i3-4005U is manufactured by Intel. It was released in 4 September 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 4 threads. Base frequency is 1.7 GHz, with boost up to 1.7 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 1,652 points. Launch price was $69.

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Processing Power

The A8-7100 packs 4 cores / 4 threads, while the Core i3-4005U offers 2 cores / 4 threads — the A8-7100 has 2 more cores. Boost clocks reach 3 GHz on the A8-7100 versus 1.7 GHz on the Core i3-4005U — a 55.3% clock advantage for the A8-7100 (base: 1.8 GHz vs 1.7 GHz). The A8-7100 uses the Kaveri (2014−2015) architecture (28 nm), while the Core i3-4005U uses Haswell (2013−2015) (22 nm). In PassMark, the A8-7100 scores 1,647 against the Core i3-4005U's 1,652 — a 0.3% lead for the Core i3-4005U.

Feature	A8-7100	Core i3-4005U
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	3 GHz+76%	1.7 GHz
Base Clock	1.8 GHz+6%	1.7 GHz
L3 Cache	—	3 MB (total)
L2 Cache	4096 kB+1500%	256K (per core)
Process	28 nm	22 nm-21%
Architecture	Kaveri (2014−2015)	Haswell (2013−2015)
PassMark	1,647	1,652

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Memory & Platform

The A8-7100 uses the FP3 socket (PCIe 3.0), while the Core i3-4005U uses FCBGA1168 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	A8-7100	Core i3-4005U
Socket	FP3	FCBGA1168
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	1600	—
Max RAM Capacity	16	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	16	—

🔧

Advanced Features

Virtualization: true (A8-7100) / not specified (Core i3-4005U). The A8-7100 includes integrated graphics (Radeon R5 Graphics), while the Core i3-4005U requires a dedicated GPU. Direct competitor: A8-7100 rivals Core i3-4010U.