GeForce GTX 660 vs GeForce GTX 880M SLI

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.

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

Performance Per Dollar

Based on actual market prices and performance benchmarks.

Performance Per Dollar GeForce GTX 880M SLI

#192

Radeon RX 550X (móvel)

MSRP: $35|Avg: $35

398%

#194

GeForce GTX 1070 with Max-Q Design

MSRP: N/A|Avg: $150

361%

#195

GeForce GTX 1060 with Max-Q Design

MSRP: N/A|Avg: $100

360%

#199

GeForce GTX 1050 (Mobile)

MSRP: N/A|Avg: $50

327%

#200

Radeon RX 6300

MSRP: $60|Avg: $40

325%

#202

GeForce GTX 880M SLI

MSRP: N/A|Avg: N/A

100%

#203

GeForce GT 730M

MSRP: N/A|Avg: $45

99%

#206

Radeon RX Vega M GL / 870

MSRP: $150|Avg: $150

96%

#208

Radeon RX Vega M GL

MSRP: $150|Avg: $150

95%

#212

GeForce GTX 780M

MSRP: N/A|Avg: $60

94%

#216

Radeon 8040S

MSRP: $400|Avg: $400

89%

#217

Radeon R7 +8G

MSRP: $49|Avg: $20

89%

Based on actual market prices and performance benchmarks.

Performance Comparison

About G3D Mark

🏆 Chipversus Verdict

🚀 Performance Leadership

The GeForce GTX 880M SLI is the superior choice for raw performance. It leads with a 1.3% higher G3D Mark score. However, the GeForce GTX 660 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.

Insight	GeForce GTX 660	GeForce GTX 880M SLI
Performance	❌Lower raw frame rates (-1.3%)	✅Leading raw performance (+1.3%)
Longevity	🛑Obsolete Architecture (2012 / Kepler (2012−2018))	🛑Obsolete Architecture (2014 / Kepler (2012−2018))
Ecosystem	Supports FSR Upscaling	Supports FSR Upscaling
VRAM	✅ More VRAM (+50%)	❌ Less VRAM capacity
Efficiency	💡 Excellent Perf/Watt	⚡ Higher Power Consumption
Case Fit	📏 Compact / SFF Friendly	—

💎 Value Proposition

While current pricing data is unavailable, the GeForce GTX 880M SLI remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.

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 GTX 660 Benchmark Check

GeForce GTX 880M SLI Benchmark Check

Technical Specifications

Side-by-side comparison of GeForce GTX 660 and GeForce GTX 880M SLI

GeForce GTX 660

The GeForce GTX 660 is manufactured by NVIDIA. It was released in September 6 2012. It features the Kepler architecture. The core clock ranges from 980 MHz to 1033 MHz. It has 960 shading units. The thermal design power (TDP) is 140W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 4,040 points. Launch price was $229.

GeForce GTX 880M SLI

The GeForce GTX 880M SLI is manufactured by NVIDIA. It was released in March 12 2014. It features the Kepler architecture. The core clock speed is 954 MHz. It has 3072 shading units. The thermal design power (TDP) is 206W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 4,091 points.

⚡

Graphics Performance

The GeForce GTX 660 scores 4,040 and the GeForce GTX 880M SLI reaches 4,091 in the G3D Mark benchmark — just a 1.3% difference, making them near-identical in rasterization performance. The GeForce GTX 660 is built on Kepler while the GeForce GTX 880M SLI uses Kepler, both on a 28 nm process. Shader units: 960 (GeForce GTX 660) vs 3,072 (GeForce GTX 880M SLI).

Feature	GeForce GTX 660	GeForce GTX 880M SLI
G3D Mark Score	4,040	4,091+1%
Architecture	Kepler	Kepler
Process Node	28 nm	28 nm
Shading Units	960	3072+220%

✨

Advanced Features (DLSS/FSR)

Feature	GeForce GTX 660	GeForce GTX 880M SLI
Upscaling Tech	FSR 2.1 (Compatible)	FSR 2.1 (Compatible)
Frame Generation	FSR 3 (Compatible)	FSR 3 (Compatible)
Ray Reconstruction	No	No
Low Latency	Standard	Standard

💾

Video Memory (VRAM)

The GeForce GTX 660 comes with 3 GB of VRAM, while the GeForce GTX 880M SLI has 2 GB. The GeForce GTX 660 offers 50% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 144.2 GB/s (GeForce GTX 660) vs 160 GB/s (GeForce GTX 880M SLI) — a 11% advantage for the GeForce GTX 880M SLI. Bus width: 192-bit vs 256-bit.

Feature	GeForce GTX 660	GeForce GTX 880M SLI
VRAM Capacity	3 GB+50%	2 GB
Memory Type	GDDR5	GDDR5
Memory Bandwidth	144.2 GB/s	160 GB/s+11%
Bus Width	192-bit	256-bit+33%

🔌

Power & Dimensions

The GeForce GTX 660 draws 140W versus the GeForce GTX 880M SLI's 206W — a 38.2% difference. The GeForce GTX 660 is more power-efficient. Recommended PSU: 450W (GeForce GTX 660) vs 350W (GeForce GTX 880M SLI). Power connectors: 1x 6-pin vs PCIe-powered.