GeForce GT 640M vs Radeon HD 8550G + 7600M Dual

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.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. Components placed above yours deliver better value for money. The GeForce GT 640M is positioned at rank 224 and the Radeon HD 8550G + 7600M Dual is on rank 444, so the GeForce GT 640M offers better cost-efficiency for playing games.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar GeForce GT 640M

#52

Radeon 8060S

MSRP: $800|Avg: $800

99%

#53

Radeon RX 6850M XT

MSRP: $800|Avg: $800

96%

#214

Radeon RX 550X (móvel)

MSRP: $35|Avg: $35

479%

#216

GeForce GTX 1070 with Max-Q Design

MSRP: N/A|Avg: $150

434%

#217

GeForce GTX 1060 with Max-Q Design

MSRP: N/A|Avg: $100

433%

#221

GeForce GTX 1050 (Mobile)

MSRP: N/A|Avg: $50

394%

#222

Radeon RX 6300

MSRP: $60|Avg: $40

391%

#224

GeForce GT 640M

MSRP: N/A|Avg: $50

100%

#228

GeForce GT 750M Mac Edition

MSRP: $149|Avg: $40

98%

#230

Maxwell GPU Surface Book

MSRP: $150|Avg: $75

97%

#235

Radeon RX 540

MSRP: $99|Avg: $40

95%

#236

Radeon HD 6750M

MSRP: N/A|Avg: $60

94%

#237

Radeon HD 7570M

MSRP: N/A|Avg: $15

93%

#239

Arc Graphics 130T

MSRP: $300|Avg: $250

91%

Based on actual market prices and performance benchmarks.

Performance Per Dollar Radeon HD 8550G + 7600M Dual

#434

Radeon RX 550X (móvel)

MSRP: $35|Avg: $35

1806%

#436

GeForce GTX 1070 with Max-Q Design

MSRP: N/A|Avg: $150

1638%

#437

GeForce GTX 1060 with Max-Q Design

MSRP: N/A|Avg: $100

1633%

#441

GeForce GTX 1050 (Mobile)

MSRP: N/A|Avg: $50

1485%

#442

Radeon RX 6300

MSRP: $60|Avg: $40

1475%

#444

Radeon HD 8550G + 7600M Dual

MSRP: $150|Avg: $50

100%

#445

Radeon R9 M365X

MSRP: $250|Avg: $50

99%

#446

GeForce 7800 GS

MSRP: $30|Avg: $30

98%

#447

Radeon HD 8650G + 7670M Dual

MSRP: $150|Avg: $150

98%

#448

Radeon R9 M265X

MSRP: $200|Avg: $30

97%

#449

Mobility Radeon HD 5165

MSRP: $49|Avg: $15

97%

#450

Radeon R5 M435

MSRP: $150|Avg: $30

95%

#451

Radeon E8860

MSRP: $300|Avg: $50

94%

#452

Radeon R7 M380

MSRP: $300|Avg: $300

93%

#453

GeForce 820A

MSRP: $100|Avg: $30

93%

#454

Radeon HD 7650A

MSRP: $100|Avg: $49

93%

#455

Radeon HD 8650G + 8600/8700M Dual

MSRP: $150|Avg: $40

92%

#456

Radeon HD 7850M

MSRP: N/A|Avg: $50

92%

#457

Radeon HD 7660G + HD 7730M Dual

MSRP: $160|Avg: $40

92%

#458

Radeon HD 8550G + HD 7600M Dual

MSRP: $100|Avg: $100

91%

#459

Radeon HD 8450G + 8600M Dual

MSRP: $100|Avg: $100

91%

Based on actual market prices and performance benchmarks.

Performance Comparison

About G3D Mark

🏆 Chipversus Verdict

🚀 Performance Leadership

The GeForce GT 640M is the superior choice for raw performance. It leads with a 0.7% higher G3D Mark score and 300% more VRAM (2 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 8550G + 7600M Dual.

Insight	GeForce GT 640M	Radeon HD 8550G + 7600M Dual
Performance	✅Leading raw performance (+0.7%)	❌Lower raw frame rates (-0.7%)
Longevity	🛑Obsolete Architecture (2012 / Kepler (2012−2018))	🛑Obsolete Architecture (2013 / Legacy)
Ecosystem	Supports FSR Upscaling	Supports FSR Upscaling
VRAM	✅ More VRAM (+300%)	❌ Less VRAM capacity
Efficiency	💡 Excellent Perf/Watt	⚡ Higher Power Consumption
Case Fit	—	—

💎 Value Proposition

The GeForce GT 640M offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GeForce GT 640M holds the technical lead. Priced at $50 (vs $50), it costs 0% less, resulting in a 0.7% higher cost efficiency score.

Insight	GeForce GT 640M	Radeon HD 8550G + 7600M Dual
Cost Efficiency	✅Better overall value (+0.7%)	❌Lower cost efficiency
Upfront Cost	Equivalent pricing	Equivalent pricing

Performance Check

Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 7800X3D reference profile to minimize specific CPU bottlenecks.

Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.

GeForce GT 640M Benchmark Check

Radeon HD 8550G + 7600M Dual Benchmark Check

Technical Specifications

Side-by-side comparison of GeForce GT 640M and Radeon HD 8550G + 7600M Dual

GeForce GT 640M

The GeForce GT 640M is manufactured by NVIDIA. It was released in March 22 2012. It features the Kepler architecture. The core clock ranges from Up to 625 MHz to 645 MHz. It has 384 shading units. The thermal design power (TDP) is 32W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 907 points.

Radeon HD 8550G + 7600M Dual

The Radeon HD 8550G + 7600M Dual is manufactured by AMD. It was released in August 1 2013. The core clock speed is 720 / 825 MHz. It has 640 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 901 points.

⚡

Graphics Performance

The GeForce GT 640M scores 907 and the Radeon HD 8550G + 7600M Dual reaches 901 in the G3D Mark benchmark — just a 0.7% difference, making them near-identical in rasterization performance. Shader units: 384 (GeForce GT 640M) vs 640 (Radeon HD 8550G + 7600M Dual).

Feature	GeForce GT 640M	Radeon HD 8550G + 7600M Dual
G3D Mark Score	907	901
Process Node	28 nm	28 nm
Shading Units	384	640+67%

✨

Advanced Features (DLSS/FSR)

Feature	GeForce GT 640M	Radeon HD 8550G + 7600M Dual
Upscaling Tech	FSR 1.0 (Software)	FSR 1.0 (Software)
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	Standard	AMD Anti-Lag

💾

Video Memory (VRAM)

The GeForce GT 640M comes with 2 GB of VRAM, while the Radeon HD 8550G + 7600M Dual has 512 MB. The GeForce GT 640M offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit.

Feature	GeForce GT 640M	Radeon HD 8550G + 7600M Dual
VRAM Capacity	2 GB+300%	0.5 GB
Memory Type	GDDR5	GDDR5
Memory Bandwidth	Unknown	Unknown
Bus Width	128-bit	128-bit

🖥️

Display & API Support

DirectX support: 11.0 (GeForce GT 640M) vs 11.2 (FL11_0) (Radeon HD 8550G + 7600M Dual). OpenGL: 4.5 vs 4.4. Maximum simultaneous displays: 1 vs 2.

Feature	GeForce GT 640M	Radeon HD 8550G + 7600M Dual
DirectX	11.0	11.2 (FL11_0)+2%
OpenGL	4.5+2%	4.4
Max Displays	1	2+100%

🎬

Media & Encoding

Hardware encoder: NVENC 1.0 (GeForce GT 640M) vs UVD3 (Radeon HD 8550G + 7600M Dual). Decoder: PureVideo HD VP5 vs UVD3. Supported codecs: MPEG-2,H.264,VC-1,MPEG-4 ASP (GeForce GT 640M) vs H.264,VC-1,MPEG-2 (Radeon HD 8550G + 7600M Dual).

Feature	GeForce GT 640M	Radeon HD 8550G + 7600M Dual
Encoder	NVENC 1.0	UVD3
Decoder	PureVideo HD VP5	UVD3
Codecs	MPEG-2,H.264,VC-1,MPEG-4 ASP	H.264,VC-1,MPEG-2

🔌

Power & Dimensions

The GeForce GT 640M draws 32W versus the Radeon HD 8550G + 7600M Dual's 50W — a 43.9% difference. The GeForce GT 640M is more power-efficient. Recommended PSU: 350W (GeForce GT 640M) vs 350W (Radeon HD 8550G + 7600M Dual). Power connectors: PCIe-powered vs 1x 6-pin. Typical load temperature: 70°C vs 70°C.

Feature	GeForce GT 640M	Radeon HD 8550G + 7600M Dual
TDP	32W-36%	50W
Recommended PSU	350W	350W
Power Connector	PCIe-powered	1x 6-pin
Length	0mm	—
Height	0mm	—
Slots	0	0
Temp (Load)	70°C	70°C
Perf/Watt	28.3+57%	18.0

💰

Value Analysis

Performance per dollar (G3D Mark / price): 18.1 (GeForce GT 640M) vs 18.0 (Radeon HD 8550G + 7600M Dual) — the GeForce GT 640M offers 0.6% better value. The Radeon HD 8550G + 7600M Dual is the newer GPU (2013 vs 2012).