Hearts of Iron IVFPS onRyzen 7 7800X3D&GeForce RTX 3090

Hearts of Iron IV

Known to slow down in the late game due to the exponential number of unit calculations. Single-core CPU speed is the most important factor for performance.

Hearts of Iron IV - FPS Estimates by Resolution

Actual FPS may vary based on RAM speed, background processes, and other system factors

1080P
low332 FPS
medium321 FPS
high218 FPS
ultra179 FPS
1440P
low319 FPS
medium293 FPS
high194 FPS
ultra161 FPS
4K
low288 FPS
medium250 FPS
high156 FPS
ultra126 FPS

Performance Report

Hearts of Iron IV

GeForce RTX 3090 + Ryzen 7 7800X3D
🎮Visual Experience

At 1080p, all quality settings exceed 179 FPS, suitable for 144Hz+ monitors. At 1440p, all settings exceed 161 FPS. At 4K, all settings exceed 126 FPS.

Official Requirements

The GeForce RTX 3090 is 577% above the recommended GPU (GeForce GTX 570) for Hearts of Iron IV. The Ryzen 7 7800X3D is 1247% above the recommended CPU (Core i5-750).

AI Acceleration

Hearts of Iron IV supports: AFMF. This game does not have native DLSS 3 or FSR 3 Frame Generation support. AFMF is AMD-exclusive and not compatible with GeForce RTX 3090.

⚙️FPS Ceiling Analysis

The GeForce RTX 3090 sets the FPS ceiling at all 1080p settings, all 1440p settings, all 4k settings, while the Ryzen 7 7800X3D still has additional frame-generation headroom.

💰Value Analysis

Approximated average price on current market:

GeForce RTX 3090:$900(updated 3/9/2026)
Official Launch Price: $1499
Ryzen 7 7800X3D:$384(updated 2/6/2026)
Official Launch Price: $449

Combo price: $1284. At 1080p Ultra, this combo delivers 179 FPS, equivalent to 0.14 FPS per dollar.

ResolutionLowMediumHighUltra
1080p0.259 fps/$0.250 fps/$0.170 fps/$0.139 fps/$
1440p0.248 fps/$0.228 fps/$0.151 fps/$0.125 fps/$
4k0.224 fps/$0.195 fps/$0.121 fps/$0.098 fps/$

* Table values represent FPS per Dollar (higher is better)

Performance Limiter Analysis

Ryzen 7 7800X3D|GeForce RTX 3090

This section is based on estimated CPU/GPU FPS ceilings, not utilization percentages.

📈Analysis

At 1080p medium, the GeForce RTX 3090 sets the ceiling at about 185 FPS, while the Ryzen 7 7800X3D has headroom up to 282 FPS. In this scenario, the GPU limits the CPU potential by 34% (FPS gap: 97 FPS). Overall distribution: GPU limits 12/12 cells, CPU limits 0/12, balanced 0/12.

Verdict

GPU Limits CPU

Your GeForce RTX 3090 is the limiting side in the heaviest mismatch. This means part of the Ryzen 7 7800X3D frame-generation potential remains unused in those settings.

🧩Detailed Breakdown
1080p (Full HD)
LowGPU Limits CPU 32%
MediumGPU Limits CPU 34%
HighGPU Limits CPU 34%
UltraGPU Limits CPU 33%
1440p (2K QHD)
LowGPU Limits CPU 25%
MediumGPU Limits CPU 27%
HighGPU Limits CPU 26%
UltraGPU Limits CPU 24%
4K (Ultra HD)
LowGPU Limits CPU 21%
MediumGPU Limits CPU 25%
HighGPU Limits CPU 23%
UltraGPU Limits CPU 22%
Percentages show how much potential FPS of the stronger component is lost because the other component has a lower FPS ceiling.
🧠Methodology

We estimate the maximum FPS the processor can sustain and the maximum FPS the graphics card can sustain in each setting, then compare those limits directly.

Limit Factor formula: (stronger - weaker) / stronger. Example: if CPU ceiling is 200 FPS and GPU ceiling is 140 FPS, then GPU limits CPU by 30%.

CPU Limits GPU means the processor ceiling is lower. GPU Limits CPU means the graphics ceiling is lower. Balanced means the FPS ceilings are close enough that the gap is negligible.

A component can still be the FPS limiter without reaching 100% utilization. The displayed percentages are derived from FPS ceilings, not generic utilization heuristics.

Hearts of Iron IV Requirements Comparison

See how your processor and graphics card compare against the game official minimum and recommended system specs. The placement of your hardware is calculated using relative synthetic performance scores to help you gauge overall playability.

CPU - Ryzen 7 7800X3D
cpu icon
34,293
Your Score
MinimumCore 2 Quad Q9400
RecommendedCore i5-750
GPU - GeForce RTX 3090
gpu icon
26,594
Your Score
MinimumGeForce GTX 470
RecommendedGeForce GTX 570

Your CPU is 1247% above and your GPU is 577% above the recommended specs. Ultra settings at 1080p, or High at 1440p/4K.

CPU

+1247%vsrecommended

GPU

+577%vsrecommended

CPU

+857%vsminimum

GPU

+746%vsminimum

Minimum Requirements
Video Card: GeForce GTX 470
Memory: 4 GB
Disk Space: 2 GB
System: Windows 7 64-bit
Recommended Requirements
Video Card: GeForce GTX 570
Processor: Core i5-750
Memory: 4 GB
Disk Space: 2 GB
System: Windows 10 64-bit

Frequently Asked Questions

1Can the Ryzen 7 7800X3D and GeForce RTX 3090 run Hearts of Iron IV well?

Yes, the Ryzen 7 7800X3D paired with the GeForce RTX 3090 can run Hearts of Iron IV smoothly up to 4k achieving around 126 FPS at Ultra quality. Your GPU is 577% above the recommended specs, and your CPU is 1247% above the recommended requirements.

2Is there a more cost-effective setup to run Hearts of Iron IV?

This CPU + GPU combo costs approximately $1284 ($384 CPU (Rank #212 Value) + $900 GPU (Rank #75 Value)). Your GeForce RTX 3090 provides phenomenal top-tier performance but at a premium enthusiast price. Since you are essentially at the ceiling of current hardware capabilities, there are no meaningful performance upgrades available. However, if you wanted a more cost-effective build that still delivers a great experience, you could theoretically step down to a high-end card with a significantly better value rating. For example, upgrading to the GeForce RTX 4080 for around $1199 (Rank #61 for value) could deliver noticeably better performance.

3Which component should I upgrade first to improve Hearts of Iron IV performance?

Your GeForce RTX 3090 is already a top-tier graphics card. While it's technically the limiting factor here (which means you are fully utilizing your GPU's visual horsepower exactly as intended), there is no meaningful upgrade path that would drastically improve your Hearts of Iron IV performance right now. GPU fully utilized at: 1080p high, 1080p low, 1080p medium, 1080p ultra, 1440p high, 1440p low, 1440p medium, 1440p ultra, 4k high, 4k low, 4k medium, 4k ultra.

4Does this setup support Frame Generation for Hearts of Iron IV?

Hearts of Iron IV currently only supports AFMF (AMD Fluid Motion Frames) for frame generation, which is an AMD-exclusive technology. Because you are using an NVIDIA GPU, you cannot use Frame Generation for this specific game.

5What are the minimum and recommended specs for Hearts of Iron IV?

Hearts of Iron IV requires at minimum a Core 2 Quad Q9400 (CPU) and GeForce GTX 470 (GPU) with 4 GB RAM and 2 GB storage. For the recommended experience, you need a Core i5-750 and GeForce GTX 570 with 4 GB RAM. Your Ryzen 7 7800X3D and GeForce RTX 3090 both exceed the recommended specs, so you're well-positioned for a great experience.

6How accurate are these Hearts of Iron IV FPS estimates for the Ryzen 7 7800X3D and GeForce RTX 3090?

These Hearts of Iron IV FPS results are not arbitrary numbers. They come from calculations informed by thousands of real gaming benchmarks, and the typical accuracy range is around 10% to 15%. That makes them far more useful than generic FPS calculators that simply invent values without a benchmark foundation. Actual in-game performance can still vary with drivers, updates, RAM configuration, cooling, and the exact scene being rendered.

Performance estimates are based on synthetic benchmarks and hardware capabilities.

Results may vary based on drivers, OS, and background processes.