Radeon HD 7620G + HD 8600M Dual vs Radeon HD 7640G

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 7620G + HD 8600M Dual vs Radeon HD 7640G 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 7620G + HD 8600M Dual vs Radeon HD 7640G: 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 7620G + HD 8600M Dual

2013

Why buy it

✅59.1% more average FPS across 50 tracked games in our benchmark data.
✅More future proof: Unknown architecture on 28nm with a newer platform for upcoming games.

Trade-offs

❌2013 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
❌
180% HIGHER MSRP
$140 MSRPvs$50 MSRP
❌Lower G3D Mark per dollar, at 3.2 vs 9.1 G3D/$ ($140 MSRP vs $50 MSRP).

Radeon HD 7640G

2012

Why buy it

✅Costs $90 less on MSRP ($50 MSRP vs $140 MSRP).
✅Delivers 187% more G3D Mark for each dollar spent, at 9.1 vs 3.2 G3D/$ ($50 MSRP vs $140 MSRP).

Trade-offs

❌Lower average FPS than Radeon HD 7620G + HD 8600M Dual across 50 tracked games in our benchmark data.
❌2012 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 HD 7620G + HD 8600M Dual is the faster gaming card right now. In our data, it leads by 59.1% in average FPS across 50 tracked games in our benchmark data. PassMark G3D leans toward Radeon HD 7640G instead at 454 vs 443, 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 7620G + HD 8600M Dual is the safer long-term pick for 2026 and beyond. The case is simple: a 28nm process instead of 40nm and a newer 2013 generation instead of 2012. That makes it the less risky pick as game demands keep moving.

Which GPU is the better buy today?

Radeon HD 7640G makes the most sense to buy today. It is $90 cheaper on MSRP at $50 vs $140, and it leads G3D-per-dollar by 187% (9.1 vs 3.2), which is enough to swing the recommendation its way. If you are mainly targeting 1080p and some 1440p, Radeon HD 7640G is the easier value choice. If you care more about 1080p and some 1440p headroom, Radeon HD 7620G + HD 8600M Dual has the stronger long-term case.

Radeon HD 7620G + HD 8600M Dual vs Radeon HD 7640G Technical Specifications

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

Radeon HD 7620G + HD 8600M Dual

The Radeon HD 7620G + HD 8600M 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: 443 points.

Radeon HD 7640G

The Radeon HD 7640G is manufactured by AMD. It was released in January 5 2012. It features the TeraScale 2 architecture. The core clock speed is 600 MHz. It has 480 shading units. The thermal design power (TDP) is 45W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 454 points.

⚡

Graphics Performance

The Radeon HD 7620G + HD 8600M Dual scores 443 and the Radeon HD 7640G reaches 454 in the G3D Mark benchmark — just a 2.5% difference, making them near-identical in rasterization performance. Shader units: 768 (Radeon HD 7620G + HD 8600M Dual) vs 480 (Radeon HD 7640G).

Feature	Radeon HD 7620G + HD 8600M Dual	Radeon HD 7640G
G3D Mark Score	443	454+2%
Process Node	28 nm	40 nm
Shading Units	768+60%	480
Frame Generation	FSR upscaling	FSR upscaling

✨

Advanced Features (DLSS/FSR)

Feature	Radeon HD 7620G + HD 8600M Dual	Radeon HD 7640G
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

💾

Video Memory (VRAM)

Both cards ship with 512 MB of GDDR5. Memory bus width is 128-bit on the Radeon HD 7620G + HD 8600M Dual and 128-bit on the Radeon HD 7640G.

Feature	Radeon HD 7620G + HD 8600M Dual	Radeon HD 7640G
VRAM Capacity	0.5 GB	0.5 GB
Memory Type	GDDR5	GDDR5
Memory Bandwidth	Unknown	Unknown
Bus Width	128-bit	128-bit

🔌

Power & Dimensions

The Radeon HD 7620G + HD 8600M Dual draws 50W versus the Radeon HD 7640G's 45W — a 10.5% difference. The Radeon HD 7640G is more power-efficient. Recommended PSU: 350W (Radeon HD 7620G + HD 8600M Dual) vs 350W (Radeon HD 7640G). Power connectors: 1x 6-pin vs 1x 6-pin.

Feature	Radeon HD 7620G + HD 8600M Dual	Radeon HD 7640G
TDP	50W	45W-10%
Recommended PSU	350W	350W
Power Connector	1x 6-pin	1x 6-pin
Slots	—	0
Temp (Load)	—	70°C
Perf/Watt	8.9	10.1+13%

💰

Value Analysis

At launch, the Radeon HD 7620G + HD 8600M Dual came in at $140, while the Radeon HD 7640G launched at $50. On MSRP, Radeon HD 7640G was 64.3% cheaper ($90 less). Performance per dollar on MSRP (G3D Mark / MSRP): 3.2 (Radeon HD 7620G + HD 8600M Dual) vs 9.1 (Radeon HD 7640G) — the Radeon HD 7640G offers 184.4% better value. The newer card here is Radeon HD 7620G + HD 8600M Dual (2013 vs 2012).

Feature	Radeon HD 7620G + HD 8600M Dual	Radeon HD 7640G
MSRP	$140	$50-64%
Performance per Dollar	3.2	9.1+184%
Codename	—	Turks
Release	August 1 2013	January 5 2012
Ranking	#881	#870

Search Radeon HD 7620G + HD 8600M Dual on Amazon

Search Radeon HD 7640G on Amazon

Affiliate Disclosure

ChipVERSUS is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may earn a commission on qualifying purchases made through our links. This comes at no additional cost to you and helps support our work in providing comprehensive PC building guides and tools.

Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.