Radeon 620 vs Radeon R9 M375

G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.

Radeon 620 vs Radeon R9 M375 FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.

Search any supported game below to compare 1080p FPS for both components.

Radeon 620 vs Radeon R9 M375: Pros, Cons & Final Verdict

See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.

Radeon 620

2019

Why buy it

✅Costs $200 less on MSRP ($100 MSRP vs $300 MSRP).
✅Delivers 186.8% more G3D Mark for each dollar spent, at 9.5 vs 3.3 G3D/$ ($100 MSRP vs $300 MSRP).
✅Radeon R9 M375 is already obsolete for modern gaming, so Radeon 620 is the less risky modern option long term.
✅Draws 50W instead of 75W, a 25W reduction.

Trade-offs

❌Lower average FPS than Radeon R9 M375 across 50 tracked games in our benchmark data.
❌Less VRAM, with 512 MB vs 4 GB for high-resolution textures and newer games.
❌2019 hardware with 512 MB of VRAM already sits in legacy territory for modern games.

Radeon R9 M375

2015

Why buy it

✅24.6% more average FPS across 50 tracked games in our benchmark data.
✅700% more VRAM for high-resolution textures and newer games (4 GB vs 512 MB).

Trade-offs

❌2015 hardware with 4 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
❌
200% HIGHER MSRP
$300 MSRPvs$100 MSRP
❌Lower G3D Mark per dollar, at 3.3 vs 9.5 G3D/$ ($300 MSRP vs $100 MSRP).
❌50% higher power demand at 75W vs 50W.

Quick Answers

Which GPU is faster for gaming right now?

Radeon R9 M375 is the faster gaming card right now. In our data, it leads by 24.6% in average FPS across 50 tracked games in our benchmark data and by 4.6% in PassMark G3D (998 vs 954), so the answer here is pretty clean.

Which GPU is the safer long-term pick for 2026 and beyond?

Radeon 620 is the safer long-term pick for 2026 and beyond. The case is simple: a newer 2019 generation instead of 2015. That makes it the less risky pick as game demands keep moving.

Which GPU is the better buy today?

Radeon 620 makes the most sense to buy today. It is $200 cheaper on MSRP at $100 vs $300, and it leads G3D-per-dollar by 186.8% (9.5 vs 3.3), which is enough to swing the recommendation its way. Radeon R9 M375 still makes more sense if max raw gaming performance matters more than value.

Radeon 620 vs Radeon R9 M375 Technical Specifications

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

Radeon 620

The Radeon 620 is manufactured by AMD. It was released in May 13 2019. It features the GCN 3.0 architecture. The core clock ranges from 730 MHz to 1024 MHz. It has 384 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 954 points.

Radeon R9 M375

The Radeon R9 M375 is manufactured by AMD. It was released in May 5 2015. It features the GCN 1.0 architecture. The core clock ranges from 1000 MHz to 1015 MHz. It has 640 shading units. The thermal design power (TDP) is 75W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 998 points.

⚡

Graphics Performance

The Radeon 620 scores 954 and the Radeon R9 M375 reaches 998 in the G3D Mark benchmark — just a 4.6% difference, making them near-identical in rasterization performance. The Radeon 620 is built on GCN 3.0 while the Radeon R9 M375 uses GCN 1.0, both on a 28 nm process. Shader units: 384 (Radeon 620) vs 640 (Radeon R9 M375). Raw compute: 0.7864 TFLOPS (Radeon 620) vs 1.299 TFLOPS (Radeon R9 M375). Boost clocks: 1024 MHz vs 1015 MHz.

Feature	Radeon 620	Radeon R9 M375
G3D Mark Score	954	998+5%
Architecture	GCN 3.0	GCN 1.0
Process Node	28 nm	28 nm
Shading Units	384	640+67%
Compute (TFLOPS)	0.7864 TFLOPS	1.299 TFLOPS+65%
Boost Clock	1024 MHz	1015 MHz
ROPs	8	16+100%
TMUs	24	40+67%
L1 Cache	96 KB	160 KB+67%
L2 Cache	128 KB	256 KB+100%
Frame Generation	FSR upscaling	FSR upscaling

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Advanced Features (DLSS/FSR)

Feature	Radeon 620	Radeon R9 M375
Upscaling Tech	FSR Upscaling / FSR 4	FSR Upscaling / FSR 4
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	AMD Anti-Lag	AMD Anti-Lag

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Video Memory (VRAM)

The Radeon 620 has 512 MB of VRAM, while the Radeon R9 M375 carries 4 GB. Radeon R9 M375 gives you 700% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the Radeon 620 and 128-bit on the Radeon R9 M375. L2 Cache: 128 KB (Radeon 620) vs 256 KB (Radeon R9 M375) — the Radeon R9 M375 has significantly larger on-die cache to reduce VRAM reliance.

Feature	Radeon 620	Radeon R9 M375
VRAM Capacity	0.5 GB	4 GB+700%
Memory Type	GDDR5	GDDR5
Memory Bandwidth	Unknown	64 GB/s
Bus Width	128-bit	128-bit
L2 Cache	128 KB	256 KB+100%

🔌

Power & Dimensions

The Radeon 620 draws 50W versus the Radeon R9 M375's 75W — a 40% difference. The Radeon 620 is more power-efficient. Recommended PSU: 350W (Radeon 620) vs 350W (Radeon R9 M375). Power connectors: PCIe-powered vs Mobile.

Feature	Radeon 620	Radeon R9 M375
TDP	50W-33%	75W
Recommended PSU	350W	350W
Power Connector	PCIe-powered	Mobile
Slots	—	0
Temp (Load)	—	75°C
Perf/Watt	19.1+44%	13.3

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Value Analysis

At launch, the Radeon 620 came in at $100, while the Radeon R9 M375 launched at $300. On MSRP, Radeon 620 was 66.7% cheaper ($200 less). Performance per dollar on MSRP (G3D Mark / MSRP): 9.5 (Radeon 620) vs 3.3 (Radeon R9 M375) — the Radeon 620 offers 187.9% better value. The newer card here is Radeon 620 (2019 vs 2015).

Feature	Radeon 620	Radeon R9 M375
MSRP	$100-67%	$300
Performance per Dollar	9.5+188%	3.3
Codename	Polaris 24	Tropo
Release	May 13 2019	May 5 2015
Ranking	#898	#889

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