Core i5-4400E vs Phenom II X6 1045T

Core i5-4400E vs Phenom II X6 1045T Performance Spectrum

Core i5-4400E

2 / 4

3,251

+0.2%

3,244

0.0%

Ryzen Threadripper 3990X

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.

Core i5-4400E vs Phenom II X6 1045T 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.

Core i5-4400E vs Phenom II X6 1045T: Pros, Cons & Final Verdict

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

Core i5-4400E

2013

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with HD Graphics 4600, while Phenom II X6 1045T needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (3 MB vs 6 MB).
❌Launch MSRP is still $266 MSRP, while Phenom II X6 1045T mostly shows up through inconsistent older-market listings.
❌438.9% higher power demand at 512W vs 95W.

Phenom II X6 1045T

2010

Why buy it

✅+100% larger total L3 cache (6 MB vs 3 MB).
✅Draws 95W instead of 512W, a 417W reduction.

Trade-offs

❌Lower PassMark (3,244 vs 3,251).
❌No integrated graphics, while Core i5-4400E can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-4400E better than Phenom II X6 1045T?

Yes. Core i5-4400E is the better all-around CPU here. It gives you a 0.7% average FPS lead across 50 shared CPU game tests in our data, 0.2% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i5-4400E is the better pick. According to our tests, it delivers 0.7% 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, Core i5-4400E is the stronger fit. You are getting 0.2% better PassMark, backed by 2 cores and 4 threads.

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

Core i5-4400E is the better buy right now. Core i5-4400E comes in at an unclear MSRP at $266 MSRP versus unclear MSRP, and it still gives you a 0.7% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (12.2 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i5-4400E makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2010) and more multi-core headroom with 2 cores / 4 threads instead of 6/6. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-4400E vs Phenom II X6 1045T Technical Specifications

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

Core i5-4400E

The Core i5-4400E is manufactured by Intel. It was released in 1 October 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 4 threads. Base frequency is 2.7 GHz, with boost up to 3.3 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 22 nm process technology. Socket: BGA1364. Thermal design power (TDP): 512 kB + 3 MB. Memory support: DDR3. Passmark benchmark score: 3,251 points. Launch price was $266.

Phenom II X6 1045T

The Phenom II X6 1045T is manufactured by AMD. It was released in 1 September 2010 (15 years ago). It is based on the Thuban (2010) architecture. It features 6 cores and 6 threads. Base frequency is 2.7 GHz, with boost up to 3.2 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 3,244 points. Launch price was $175.

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Processing Power

The Core i5-4400E packs 2 cores / 4 threads, while the Phenom II X6 1045T offers 6 cores / 6 threads — the Phenom II X6 1045T has 4 more cores. Boost clocks reach 3.3 GHz on the Core i5-4400E versus 3.2 GHz on the Phenom II X6 1045T — a 3.1% clock advantage for the Core i5-4400E (base: 2.7 GHz vs 2.7 GHz). The Core i5-4400E uses the Haswell (2013−2015) architecture (22 nm), while the Phenom II X6 1045T uses Thuban (2010) (45 nm). In PassMark, the Core i5-4400E scores 3,251 against the Phenom II X6 1045T's 3,244 — a 0.2% lead for the Core i5-4400E. L3 cache: 3 MB on the Core i5-4400E vs 6 MB (total) on the Phenom II X6 1045T.

Feature	Core i5-4400E	Phenom II X6 1045T
Cores / Threads	2 / 4	6 / 6+200%
Boost Clock	3.3 GHz+3%	3.2 GHz
Base Clock	2.7 GHz	2.7 GHz
L3 Cache	3 MB	6 MB (total)+100%
L2 Cache	512 kB	512 kB (per core)
Process	22 nm-51%	45 nm
Architecture	Haswell (2013−2015)	Thuban (2010)
PassMark	3,251	3,244

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Memory & Platform

The Core i5-4400E uses the BGA1364 socket (PCIe 3.0), while the Phenom II X6 1045T uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core i5-4400E	Phenom II X6 1045T
Socket	BGA1364	AM3
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR3L-1600	—
Max RAM Capacity	16 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x, VT-d (Core i5-4400E) / not specified (Phenom II X6 1045T). The Core i5-4400E includes integrated graphics (HD Graphics 4600), while the Phenom II X6 1045T requires a dedicated GPU. Primary use case: Core i5-4400E targets Embedded.