FX-4300 vs Ryzen 7 7800X3D

CPU

GPU

FX-4300

4 Cores4 Thrd95 WWMax: 4 GHz2012

Buy on Amazon

Ryzen 7 7800X3D

8 Cores16 Thrd120 WWMax: 5 GHz2023

Ryzen family

·······

Buy on Amazon

FX-4300 vs Ryzen 7 7800X3D Performance Spectrum

FX-4300

4 / 4

2,995

0.0%

Ryzen Threadripper 1920

Ryzen AI Max 390

Ryzen 9 9955HX3D

Ryzen Threadripper 3990X

Ryzen 7 7800X3D

8 / 16

34,293

+1045.0%

Ryzen Threadripper PRO 7965WX

Ryzen Threadripper 7970X

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.

FX-4300 vs Ryzen 7 7800X3D 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.

FX-4300 vs Ryzen 7 7800X3D: Pros, Cons & Final Verdict

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

FX-4300

2012

Why buy it

✅Costs $327 less on MSRP ($122 MSRP vs $449 MSRP).
✅Draws 95W instead of 120W, a 25W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 39 shared CPU benchmark tests.
❌Lower PassMark (2,995 vs 34,293).
❌Lower PassMark per dollar, at 24.5 vs 76.4 PassMark/$ ($122 MSRP vs $449 MSRP).
❌Older platform position on AM3+, while Ryzen 7 7800X3D moves to AM5 and DDR5.
❌No integrated graphics, while Ryzen 7 7800X3D can still boot and troubleshoot without a discrete GPU.

Ryzen 7 7800X3D

2023

Why buy it

✅Better for gaming: +295.3% higher average FPS across 39 shared CPU benchmark tests.
✅Delivers 211.1% more PassMark for each dollar spent, at 76.4 vs 24.5 PassMark/$ ($449 MSRP vs $122 MSRP).
✅Newer platform on AM5 with DDR5 support instead of AM3+ and older memory support.
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with AMD Radeon Graphics (2-core), while FX-4300 needs a discrete GPU.

Trade-offs

❌
268% HIGHER MSRP
$449 MSRPvs$122 MSRP
❌26.3% higher power demand at 120W vs 95W.

Quick Answers

So, is Ryzen 7 7800X3D better than FX-4300?

Yes. Ryzen 7 7800X3D is the better all-around CPU here. It gives you a 295.3% average FPS lead across 39 shared CPU game tests in our data, 1045% 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 7 7800X3D is the better pick. According to our tests, it delivers 295.3% more average FPS across 39 shared CPU game tests. It also has a clear cache advantage at 96 MB versus null.

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

For streaming, content creation, and heavier multitasking, Ryzen 7 7800X3D is the stronger fit. You are getting 1045% better PassMark, backed by 8 cores and 16 threads.

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

Ryzen 7 7800X3D is the better buy right now. Ryzen 7 7800X3D comes in 268.0% more expensive on MSRP at $449 MSRP versus $122 MSRP, and it still gives you a 295.3% average FPS lead across 39 shared CPU game tests in our data. It is also 211.1% better value on MSRP (76.4 vs 24.5 PassMark/$), 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 7 7800X3D makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2012), a healthier platform with AM5 and DDR5 instead of AM3+, 3D V-Cache and a much larger 96 MB L3 cache instead of null, and more multi-core headroom with 8 cores / 16 threads instead of 4/4. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

FX-4300 vs Ryzen 7 7800X3D Technical Specifications

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

FX-4300

The FX-4300 is manufactured by AMD. It was released in 23 October 2012 (13 years ago). It is based on the Vishera (2012−2015) architecture. It features 4 cores and 4 threads. Base frequency is 3.8 GHz, with boost up to 4 GHz. L2 cache: 4096 kB. Built on 32 nm process technology. Socket: AM3+. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 2,995 points. Launch price was $122.

Ryzen 7 7800X3D

The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.

⚡

Processing Power

The FX-4300 packs 4 cores / 4 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Ryzen 7 7800X3D has 4 more cores. Boost clocks reach 4 GHz on the FX-4300 versus 5 GHz on the Ryzen 7 7800X3D — a 22.2% clock advantage for the Ryzen 7 7800X3D (base: 3.8 GHz vs 4.4 GHz). The FX-4300 uses the Vishera (2012−2015) architecture (32 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the FX-4300 scores 2,995 against the Ryzen 7 7800X3D's 34,293 — a 167.9% lead for the Ryzen 7 7800X3D.

Feature	FX-4300	Ryzen 7 7800X3D
Cores / Threads	4 / 4	8 / 16+100%
Boost Clock	4 GHz	5 GHz+25%
Base Clock	3.8 GHz	4.4 GHz+16%
L3 Cache	—	96 MB (total)
L2 Cache	4096 kB+300%	1 MB (per core)
Process	32 nm	5 nm-84%
Architecture	Vishera (2012−2015)	Raphael (Zen4) (2022−2023)
PassMark	2,995	34,293+1045%
Cinebench R23 Multi	—	18,500
Geekbench 6 Single	—	2,700
Geekbench 6 Multi	—	15,000

🧠

Memory & Platform

The FX-4300 uses the AM3+ socket (PCIe 2.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard.

Feature	FX-4300	Ryzen 7 7800X3D
Socket	AM3+	AM5
PCIe Generation	PCIe 2.0	PCIe 5.0+150%
Max RAM Speed	—	DDR5-5200
Max RAM Capacity	—	128 GB
RAM Channels	—	2
ECC Support	—	Yes
PCIe Lanes	—	28

🔧

Advanced Features

Virtualization: not specified (FX-4300) / AMD-V (Ryzen 7 7800X3D). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the FX-4300 requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.

Feature	FX-4300	Ryzen 7 7800X3D
Integrated GPU	—	Yes
IGPU Model	—	AMD Radeon Graphics (2-core)
Unlocked	—	Yes
AVX-512	—	Yes
Virtualization	—	AMD-V
Target Use	—	Gaming

💰

Value Analysis

At launch, the FX-4300 was priced at $122, while the Ryzen 7 7800X3D came in at $449. On launch pricing ($122 vs $449), FX-4300 was $327 cheaper. In terms of value on MSRP (PassMark points per dollar), the FX-4300 delivers 24.5 pts/$ vs 76.4 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 7 7800X3D the 102.7% better value option.

Feature	FX-4300	Ryzen 7 7800X3D
MSRP	$122-73%	$449
Performance per Dollar	24.5	76.4+212%
Release Date	2012	2023

Search FX-4300 on Amazon

Search Ryzen 7 7800X3D on Amazon

Affiliate Disclosure

ChipVERSUS is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may earn a commission on qualifying purchases made through our links. This comes at no additional cost to you and helps support our work in providing comprehensive PC building guides and tools.

Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.