Radeon HD 7640G + HD 8670M Dual vs Radeon R8 M535DX

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 7640G + HD 8670M Dual vs Radeon R8 M535DX 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 7640G + HD 8670M Dual vs Radeon R8 M535DX: 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 7640G + HD 8670M Dual

2013

Why buy it

✅Competitive enough if your priority is price, power, or specific feature preference.

Trade-offs

❌Lower average FPS than Radeon R8 M535DX across 50 tracked games in our benchmark data.
❌2013 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
❌66.7% higher power demand at 50W vs 30W.

Radeon R8 M535DX

2014

Why buy it

✅1.2% more average FPS across 50 tracked games in our benchmark data.
✅Draws 30W instead of 50W, a 20W reduction.
✅More future proof: GCN (2012−2015) on 28nm with a newer platform for upcoming games.

Trade-offs

❌2014 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.

Quick Answers

Which GPU is faster for gaming right now?

Radeon R8 M535DX is the faster gaming card right now. In our data, it leads by 1.2% in average FPS across 50 tracked games in our benchmark data. PassMark G3D leans toward Radeon HD 7640G + HD 8670M Dual instead at 677 vs 670, 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 7640G + HD 8670M Dual 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 7640G + HD 8670M Dual makes the most sense to buy today. It is priced the same on MSRP at $150 vs $150, and it leads G3D-per-dollar by 1% (4.5 vs 4.5), which is enough to swing the recommendation its way. Radeon R8 M535DX still makes more sense if max raw gaming performance matters more than value.

Radeon HD 7640G + HD 8670M Dual vs Radeon R8 M535DX Technical Specifications

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

Radeon HD 7640G + HD 8670M Dual

The Radeon HD 7640G + HD 8670M Dual is manufactured by AMD. It was released in August 1 2013. The core clock speed is 720 / 775 MHz. It has 768 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 677 points.

Radeon R8 M535DX

The Radeon R8 M535DX is manufactured by AMD. It was released in June 4 2014. It features the GCN architecture. It has 896 shading units. The thermal design power (TDP) is 30W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 670 points.

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Graphics Performance

The Radeon HD 7640G + HD 8670M Dual scores 677 and the Radeon R8 M535DX reaches 670 in the G3D Mark benchmark — just a 1% difference, making them near-identical in rasterization performance. Shader units: 768 (Radeon HD 7640G + HD 8670M Dual) vs 896 (Radeon R8 M535DX).

Feature	Radeon HD 7640G + HD 8670M Dual	Radeon R8 M535DX
G3D Mark Score	677+1%	670
Process Node	28 nm	28 nm
Shading Units	768	896+17%
Frame Generation	FSR upscaling	FSR upscaling

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Advanced Features (DLSS/FSR)

Feature	Radeon HD 7640G + HD 8670M Dual	Radeon R8 M535DX
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 7640G + HD 8670M Dual and 64-bit on the Radeon R8 M535DX.

Feature	Radeon HD 7640G + HD 8670M Dual	Radeon R8 M535DX
VRAM Capacity	0.5 GB	0.5 GB
Memory Type	GDDR5	GDDR5
Bus Width	128-bit+100%	64-bit

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Power & Dimensions

The Radeon HD 7640G + HD 8670M Dual draws 50W versus the Radeon R8 M535DX's 30W — a 50% difference. The Radeon R8 M535DX is more power-efficient. Recommended PSU: 350W (Radeon HD 7640G + HD 8670M Dual) vs 350W (Radeon R8 M535DX). Power connectors: 1x 6-pin vs PCIe-powered.

Feature	Radeon HD 7640G + HD 8670M Dual	Radeon R8 M535DX
TDP	50W	30W-40%
Recommended PSU	350W	350W
Power Connector	1x 6-pin	PCIe-powered
Perf/Watt	13.5	22.3+65%

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Value Analysis

At launch, the Radeon HD 7640G + HD 8670M Dual came in at $150, while the Radeon R8 M535DX launched at $150. Performance per dollar on MSRP (G3D Mark / MSRP): 4.5 (Radeon HD 7640G + HD 8670M Dual) vs 4.5 (Radeon R8 M535DX) — the Radeon R8 M535DX offers 0% better value. The newer card here is Radeon R8 M535DX (2014 vs 2013).

Feature	Radeon HD 7640G + HD 8670M Dual	Radeon R8 M535DX
MSRP	$150	$150
Performance per Dollar	4.5	4.5
Release	August 1 2013	June 4 2014
Ranking	#881	#800

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