Core i5-750 vs Ryzen 9 5900X

CPU

GPU

Core i5-750

4 Cores4 Thrd95 WWMax: 3.2 GHz2009

Similar parts

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Ryzen 9 5900X

12 Cores24 Thrd105 WWMax: 4.8 GHz2020

Ryzen family

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Core i5-750 vs Ryzen 9 5900X Performance Spectrum

Core i5-750

4 / 4

2,546

0.0%

38,955

+1430.0%

Ryzen Threadripper 9960X

Ryzen Threadripper PRO 9975WX

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 i5-750 vs Ryzen 9 5900X 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 i5-750 vs Ryzen 9 5900X: Pros, Cons & Final Verdict

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

Core i5-750

2009

Why buy it

✅Costs $339 less on MSRP ($210 MSRP vs $549 MSRP).
✅Includes a boxed cooler (Yes), unlike Ryzen 9 5900X.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 50 shared CPU benchmark tests.
❌Lower PassMark (2,546 vs 38,955).
❌Smaller total L3 cache (8 MB vs 64 MB).
❌Lower PassMark per dollar, at 12.1 vs 71.0 PassMark/$ ($210 MSRP vs $549 MSRP).

Ryzen 9 5900X

2020

Why buy it

✅Better for gaming: +387.7% higher average FPS across 50 shared CPU benchmark tests.
✅+700% larger total L3 cache (64 MB vs 8 MB).
✅Delivers 485.3% more PassMark for each dollar spent, at 71.0 vs 12.1 PassMark/$ ($549 MSRP vs $210 MSRP).
✅50% more PCIe lanes (24 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌
161.4% HIGHER MSRP
$549 MSRPvs$210 MSRP
❌No boxed cooler included, unlike Core i5-750.

Quick Answers

So, is Ryzen 9 5900X better than Core i5-750?

Yes. Ryzen 9 5900X is the better all-around CPU here. It gives you a 387.7% average FPS lead across 50 shared CPU game tests in our data, 1430% 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, Ryzen 9 5900X is the better pick. According to our tests, it delivers 387.7% 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, Ryzen 9 5900X is the stronger fit. You are getting 1430% better PassMark, backed by 12 cores and 24 threads. It also has the larger cache pool with 700% larger total L3 cache (64 MB vs 8 MB).

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

Ryzen 9 5900X is the better buy right now. Ryzen 9 5900X comes in 161.4% more expensive on MSRP at $549 MSRP versus $210 MSRP, and it still gives you a 387.7% average FPS lead across 50 shared CPU game tests in our data. It is also 485.3% better value on MSRP (71.0 vs 12.1 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Ryzen 9 5900X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2009), 700% larger total L3 cache (64 MB vs 8 MB), and more multi-core headroom with 12 cores / 24 threads instead of 4/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-750 vs Ryzen 9 5900X Technical Specifications

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

Core i5-750

The Core i5-750 is manufactured by Intel. It was released in 8 September 2009 (16 years ago). It is based on the Lynnfield (2009−2010) architecture. It features 4 cores and 4 threads. Base frequency is 2.66 GHz, with boost up to 3.2 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1156. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 2,546 points. Launch price was $150.

Ryzen 9 5900X

The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.

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Processing Power

The Core i5-750 packs 4 cores / 4 threads, while the Ryzen 9 5900X offers 12 cores / 24 threads — the Ryzen 9 5900X has 8 more cores. Boost clocks reach 3.2 GHz on the Core i5-750 versus 4.8 GHz on the Ryzen 9 5900X — a 40% clock advantage for the Ryzen 9 5900X (base: 2.66 GHz vs 3.7 GHz). The Core i5-750 uses the Lynnfield (2009−2010) architecture (45 nm), while the Ryzen 9 5900X uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the Core i5-750 scores 2,546 against the Ryzen 9 5900X's 38,955 — a 175.5% lead for the Ryzen 9 5900X. Geekbench 6 single-core — the metric most relevant to gaming — records 424 vs 2,174, a 134.7% lead for the Ryzen 9 5900X that directly translates to higher frame rates. L3 cache: 8 MB (total) on the Core i5-750 vs 64 MB on the Ryzen 9 5900X.

Feature	Core i5-750	Ryzen 9 5900X
Cores / Threads	4 / 4	12 / 24+200%
Boost Clock	3.2 GHz	4.8 GHz+50%
Base Clock	2.66 GHz	3.7 GHz+39%
L3 Cache	8 MB (total)	64 MB+700%
L2 Cache	256 kB (per core)	512K (per core)+100%
Process	45 nm	7 nm, 12 nm-84%
Architecture	Lynnfield (2009−2010)	Vermeer (Zen3) (2020−2022)
PassMark	2,546	38,955+1430%
Cinebench R23 Multi	—	21,000
Geekbench 6 Single	424	2,174+413%
Geekbench 6 Multi	—	11,888

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Memory & Platform

The Core i5-750 uses the LGA1156 socket (PCIe 2.0), while the Ryzen 9 5900X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Core i5-750 versus DDR4-3200 on the Ryzen 9 5900X — the Ryzen 9 5900X supports 140.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 9 5900X supports up to 128 GB of RAM compared to 16 GB — 700% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-750) vs 24 (Ryzen 9 5900X) — the Ryzen 9 5900X offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: P55,H55,H57,Q57 (Core i5-750) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X).

Feature	Core i5-750	Ryzen 9 5900X
Socket	LGA1156	AM4
PCIe Generation	PCIe 2.0	PCIe 4.0+100%
Max RAM Speed	DDR3-1333	DDR4-3200+140%
Max RAM Capacity	16 GB	128 GB+700%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	16	24+50%

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Advanced Features

Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d, EPT (Core i5-750) vs AMD-V (Ryzen 9 5900X). Primary use case: Core i5-750 targets Legacy Desktop, Ryzen 9 5900X targets Workstation. Direct competitor: Core i5-750 rivals Phenom II X4 965; Ryzen 9 5900X rivals Core i9-12900K.

Feature	Core i5-750	Ryzen 9 5900X
Integrated GPU	No	No
IGPU Model	None	—
Unlocked	No	Yes
AVX-512	No	No
Virtualization	VT-x, VT-d, EPT	AMD-V
Target Use	Legacy Desktop	Workstation

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Value Analysis

At launch, the Core i5-750 was priced at $210, while the Ryzen 9 5900X came in at $549. On launch pricing ($210 vs $549), Core i5-750 was $339 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-750 delivers 12.1 pts/$ vs 71.0 pts/$ for the Ryzen 9 5900X — making the Ryzen 9 5900X the 141.6% better value option.

Feature	Core i5-750	Ryzen 9 5900X
MSRP	$210-62%	$549
Performance per Dollar	12.1	71.0+487%
Release Date	2009	2020

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