Core i3-2120 + AMD R7 370 Bottleneck Analysis

The AMD R7 370 is the limiting component with the Core i3-2120 (roughly 9-13% at 1440p) - that is the healthy direction for gaming, and the CPU has headroom for a future GPU upgrade.

Balance across resolutions

1080p

Balanced

1440p

GPU 9-13%

4K

GPU 13-16%

Benchmark data updated July 2026 · prices sync daily from retail feeds · how we score

Component scores below are out of 100 on our gaming-performance scale, weighted by how much each resolution leans on the CPU vs the GPU - the closer the two weighted scores, the more balanced the pairing.

1080p (Full HD)

Well Balanced
CPU: Core i3-2120Score: 19/100
GPU: AMD R7 370Score: 7/100
CPU Weight: 60%GPU Weight: 40%

Estimated AAA Game FPS

Based on gaming scores. Actual FPS varies by title.

perf

15

FPS

balanced

12

FPS

ultra

9

FPS

Great pairing! The Core i3-2120 and AMD R7 370 are well-matched at 1080p (Full HD). Both components will be utilized efficiently with minimal performance waste. This is an ideal combination for this resolution.

1440p (Quad HD)

Moderate GPU Bottleneck (9-13%)
CPU: Core i3-2120Score: 19/100
GPU: AMD R7 370Score: 7/100

Limiting factor at this resolution

CPU Weight: 40%GPU Weight: 60%

Estimated AAA Game FPS

Based on gaming scores. Actual FPS varies by title.

perf

12

FPS

balanced

8

FPS

ultra

6

FPS

At 1440p (Quad HD), the AMD R7 370 will hold back the Core i3-2120 by roughly 9-13% depending on the game. At 1440p the GPU carries most of the workload, and your graphics card is the limiting factor. Upgrading your GPU would provide the biggest performance improvement at this resolution.

4K (Ultra HD)

Moderate GPU Bottleneck (13-16%)
CPU: Core i3-2120Score: 19/100
GPU: AMD R7 370Score: 7/100

Limiting factor at this resolution

CPU Weight: 20%GPU Weight: 80%

Estimated AAA Game FPS

Based on gaming scores. Actual FPS varies by title.

perf

7

FPS

balanced

5

FPS

ultra

4

FPS

At 4K (Ultra HD), the AMD R7 370 will hold back the Core i3-2120 by roughly 13-16% depending on the game. At 4K the GPU carries most of the workload, and your graphics card is the limiting factor. Upgrading your GPU would provide the biggest performance improvement at this resolution.

Core i3-2120 + AMD R7 370

We do not recommend buying every part in this pairing today - the ones worth buying link out to retailers, and the rest point to current alternatives instead:

Core i3-2120

CPU · Score 19/100

Core i3-2120

LGA1155 · 65W TDP

Not recommended
See current builds→Check used on eBay
AMD R7 370

GPU · Score 7/100

AMD R7 370

2GB VRAM · 110W TDP · used / remaining stock

Not recommended
See current GPUs→Check used on eBay

The AMD R7 370 is discontinued - its price is an estimate of the used / remaining-stock market, not current new-retail.

Recommended Upgrades

Cost per frame uses today's prices and the estimated AAA FPS gain at 1440p - lower is better value.

AMD RX 470

★ Best Value · GPU Upgrade · +~12 FPS · ~$3/frame

AMD RX 470

Score: 17/100 · 4GB VRAM · 120W TDP

$39
Buy on AmazonNewegg
AMD R9 290X

GPU Upgrade · +~11 FPS · ~$4/frame

AMD R9 290X

Score: 16/100 · 4GB VRAM · 290W TDP

$39
Buy on AmazonNewegg
AMD R9 290

GPU Upgrade · +~9 FPS · ~$3/frame

AMD R9 290

Score: 14/100 · 4GB VRAM · 275W TDP

$29
Buy on AmazonNewegg

Frequently Asked Questions

Is the Core i3-2120 a bottleneck for the AMD R7 370?

The AMD R7 370 is the limiting factor at 1440p (a bottleneck of roughly 9-13% depending on the game). The Core i3-2120 has more headroom than the GPU can use.

What resolution is best for the Core i3-2120 + AMD R7 370?

The Core i3-2120 and AMD R7 370 are most balanced at 1080p with only a 7% bottleneck. At 1080p, bottleneck is 7%. At 1440p, it's 11%. At 4K, it's 14%.

Should I upgrade from the Core i3-2120 or AMD R7 370?

Upgrade the GPU. The AMD R7 370 is the bottleneck. A faster GPU will give you the biggest performance improvement.

Try Different Components

Want to test other parts? Use our free bottleneck calculator to compare any CPU and GPU pair.