Radeon HD 8650G vs Radeon R5 M420

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 HD 8650G vs Radeon R5 M420 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 HD 8650G vs Radeon R5 M420: 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 HD 8650G

2012

Why buy it

✅31.6% more average FPS across 50 tracked games in our benchmark data.
✅Costs $250 less on MSRP ($50 MSRP vs $300 MSRP).
✅Delivers 496.4% more G3D Mark for each dollar spent, at 10.0 vs 1.7 G3D/$ ($50 MSRP vs $300 MSRP).

Trade-offs

❌2012 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
❌73.3% higher power demand at 130W vs 75W.

Radeon R5 M420

2016

Why buy it

✅Draws 75W instead of 130W, a 55W reduction.
✅More future proof: GCN 2.0 (2013−2017) on 28nm with a newer platform for upcoming games.

Trade-offs

❌Lower average FPS than Radeon HD 8650G across 50 tracked games in our benchmark data.
❌2016 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
❌
500% HIGHER MSRP
$300 MSRPvs$50 MSRP
❌Lower G3D Mark per dollar, at 1.7 vs 10.0 G3D/$ ($300 MSRP vs $50 MSRP).

Quick Answers

Which GPU is faster for gaming right now?

Radeon HD 8650G is the faster gaming card right now. In our data, it leads by 31.6% in average FPS across 50 tracked games in our benchmark data. PassMark G3D leans toward Radeon R5 M420 instead at 504 vs 501, so for this question the real-game FPS result matters more than the synthetic split.

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

Radeon HD 8650G is the safer long-term pick for 2026 and beyond because it comes out ahead on the available hardware-headroom signals for this matchup.

Which GPU is the better buy today?

Radeon HD 8650G makes the most sense to buy today. It is $250 cheaper on MSRP at $50 vs $300, and it leads G3D-per-dollar by 496.4% (10.0 vs 1.7), so the value case lines up with the gaming result.

Radeon HD 8650G vs Radeon R5 M420 Technical Specifications

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

Radeon HD 8650G

The Radeon HD 8650G is manufactured by AMD. It was released in March 5 2012. It features the GCN 1.0 architecture. The boost clock speed is 1000 MHz. It has 1024 shading units. The thermal design power (TDP) is 130W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 501 points. Launch price was $249.

Radeon R5 M420

The Radeon R5 M420 is manufactured by AMD. It was released in May 15 2016. It features the GCN 2.0 architecture. The core clock ranges from 900 MHz to 1000 MHz. It has 768 shading units. The thermal design power (TDP) is 75W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 504 points.

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Graphics Performance

The Radeon HD 8650G scores 501 and the Radeon R5 M420 reaches 504 in the G3D Mark benchmark — just a 0.6% difference, making them near-identical in rasterization performance. The Radeon HD 8650G is built on GCN 1.0 while the Radeon R5 M420 uses GCN 2.0, both on a 28 nm process. Shader units: 1,024 (Radeon HD 8650G) vs 768 (Radeon R5 M420). Raw compute: 1.761 TFLOPS (Radeon HD 8650G) vs 1.536 TFLOPS (Radeon R5 M420). Boost clocks: 1000 MHz vs 1000 MHz.

Feature	Radeon HD 8650G	Radeon R5 M420
G3D Mark Score	501	504
Architecture	GCN 1.0	GCN 2.0
Process Node	28 nm	28 nm
Shading Units	1024+33%	768
Compute (TFLOPS)	1.761 TFLOPS+15%	1.536 TFLOPS
Boost Clock	1000 MHz	1000 MHz
ROPs	32+100%	16
TMUs	64+33%	48
L1 Cache	256 KB+33%	192 KB
L2 Cache	512 KB+100%	256 KB
Frame Generation	FSR upscaling	FSR upscaling

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Advanced Features (DLSS/FSR)

Feature	Radeon HD 8650G	Radeon R5 M420
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)

Both cards ship with 512 MB of GDDR5. Memory bus width is 128-bit on the Radeon HD 8650G and 128-bit on the Radeon R5 M420. L2 Cache: 512 KB (Radeon HD 8650G) vs 256 KB (Radeon R5 M420) — the Radeon HD 8650G has significantly larger on-die cache to reduce VRAM reliance.

Feature	Radeon HD 8650G	Radeon R5 M420
VRAM Capacity	0.5 GB	0.5 GB
Memory Type	GDDR5	GDDR5
Memory Bandwidth	Unknown	Unknown
Bus Width	128-bit	128-bit
L2 Cache	512 KB+100%	256 KB

🔌

Power & Dimensions

The Radeon HD 8650G draws 130W versus the Radeon R5 M420's 75W — a 53.7% difference. The Radeon R5 M420 is more power-efficient. Recommended PSU: 350W (Radeon HD 8650G) vs 350W (Radeon R5 M420). Power connectors: 1x 6-pin vs Mobile.

Feature	Radeon HD 8650G	Radeon R5 M420
TDP	130W	75W-42%
Recommended PSU	350W	350W
Power Connector	1x 6-pin	Mobile
Length	—	0mm
Height	—	0mm
Slots	—	0
Temp (Load)	—	80
Perf/Watt	3.9	6.7+72%

💰

Value Analysis

At launch, the Radeon HD 8650G came in at $50, while the Radeon R5 M420 launched at $300. On MSRP, Radeon HD 8650G was 83.3% cheaper ($250 less). Performance per dollar on MSRP (G3D Mark / MSRP): 10.0 (Radeon HD 8650G) vs 1.7 (Radeon R5 M420) — the Radeon HD 8650G offers 488.2% better value. The newer card here is Radeon R5 M420 (2016 vs 2012).

Feature	Radeon HD 8650G	Radeon R5 M420
MSRP	$50-83%	$300
Performance per Dollar	10.0+488%	1.7
Codename	Pitcairn	Emerald
Release	March 5 2012	May 15 2016
Ranking	#503	#649

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