Tesla K40c vs GeForce GTX 660 Ti

CPU

GPU

Tesla K40c

2013Core: 745 MHzBoost: 876 MHz

GeForce GTX 660 Ti

2012Core: 915 MHzBoost: 980 MHz

Performance Spectrum - GPU

Tesla K40c

245

4,495

+1.8%

GeForce RTX 3060 Laptop GPU

GeForce RTX 5060 Mobile

GeForce RTX 2080 Ti

GeForce GTX 660 Ti

150

4,415

0.0%

GeForce GT 1030

GeForce GTX 675MX

GeForce GTX 650 Ti BOOST

GeForce GTX 775M Mac Edition

GeForce GTX TITAN Z

GeForce RTX 3060 Laptop GPU

RTX 2000 Ada Generation

GeForce RTX 2080 Ti

About G3D Mark

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. The Tesla K40c is positioned at rank #378 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 Tesla K40c

#363

Tesla K20m

MSRP: $3199|Avg: $55

25471%

#378

Tesla K40c

MSRP: $7699|Avg: $500

100%

#379

Tesla M2090

MSRP: $2500|Avg: $40

97%

#380

Quadro FX 4800

MSRP: $1799|Avg: $80

97%

#381

GRID K2

MSRP: $5199|Avg: $80

91%

#382

GRID K180Q

MSRP: $1000|Avg: $1000

91%

#383

Quadro CX

MSRP: $1999|Avg: $500

81%

#384

GRID P100-8Q

MSRP: $7374|Avg: $550

76%

#385

Quadro FX 350

MSRP: $199|Avg: $15

74%

#386

Quadro FX 550

MSRP: $150|Avg: $10

74%

#387

GRID V100D-8Q

MSRP: $10000|Avg: $10000

72%

#388

Tesla M2070

MSRP: $3099|Avg: $50

72%

#389

GRID M10-0Q

MSRP: $2000|Avg: $150

69%

#390

GRID V100-2Q

MSRP: $10000|Avg: $2000

66%

#391

Quadro FX 560

MSRP: $299|Avg: $15

66%

#392

Quadro FX 5800

MSRP: $3499|Avg: $40

60%

#393

RTX Pro 6000 Blackwell DC-12Q

MSRP: $8565|Avg: $8565

55%

Based on actual market prices and performance benchmarks.

Performance Per Dollar

Based on actual market prices and performance benchmarks.

Performance Comparison

About G3D Mark

🏆 Chipversus Verdict

🚀 Performance Leadership

The Tesla K40c is the superior choice for raw performance. It leads with a 1.8% higher G3D Mark score. However, the GeForce GTX 660 Ti offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.

Insight	Tesla K40c	GeForce GTX 660 Ti
Performance	✅Leading raw performance (+1.8%)	❌Lower raw frame rates (-1.8%)
Longevity	🛑Obsolete Architecture (2013 / Kepler (2012−2018))	🛑Obsolete Architecture (2012 / Kepler (2012−2018))
Ecosystem	Supports FSR Upscaling	Supports FSR Upscaling
VRAM	❌ Less VRAM capacity	✅ More VRAM (+50%)
Efficiency	⚡ Higher Power Consumption	💡 Excellent Perf/Watt
Case Fit	Standard Size (267mm)	📏 Compact / SFF Friendly

💎 Value Proposition

The GeForce GTX 660 Ti offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GeForce GTX 660 Ti holds the technical lead. Priced at $15 (vs $500), it costs 97% less, resulting in a 3174% higher cost efficiency score.

Insight	Tesla K40c	GeForce GTX 660 Ti
Cost Efficiency	❌Lower cost efficiency	✅Better overall value (+3174%)
Upfront Cost	⚠️Higher upfront cost ($500)	✅More affordable ($15)

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.

Tesla K40c Benchmark Check

GeForce GTX 660 Ti Benchmark Check

Technical Specifications

Side-by-side comparison of Tesla K40c and GeForce GTX 660 Ti

Tesla K40c

The Tesla K40c is manufactured by NVIDIA. It was released in October 8 2013. It features the Kepler architecture. The core clock ranges from 745 MHz to 876 MHz. It has 2880 shading units. The thermal design power (TDP) is 245W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 4,495 points. Launch price was $7,699.

GeForce GTX 660 Ti

The GeForce GTX 660 Ti is manufactured by NVIDIA. It was released in August 16 2012. It features the Kepler architecture. The core clock ranges from 915 MHz to 980 MHz. It has 1344 shading units. The thermal design power (TDP) is 150W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 4,415 points. Launch price was $299.

⚡

Graphics Performance

The Tesla K40c scores 4,495 and the GeForce GTX 660 Ti reaches 4,415 in the G3D Mark benchmark — just a 1.8% difference, making them near-identical in rasterization performance. The Tesla K40c is built on Kepler while the GeForce GTX 660 Ti uses Kepler, both on a 28 nm process. Shader units: 2,880 (Tesla K40c) vs 1,344 (GeForce GTX 660 Ti). Raw compute: 5.046 TFLOPS (Tesla K40c) vs 2.634 TFLOPS (GeForce GTX 660 Ti). Boost clocks: 876 MHz vs 980 MHz.

Feature	Tesla K40c	GeForce GTX 660 Ti
G3D Mark Score	4,495+2%	4,415
Architecture	Kepler	Kepler
Process Node	28 nm	28 nm
Shading Units	2880+114%	1344
Compute (TFLOPS)	5.046 TFLOPS+92%	2.634 TFLOPS
Boost Clock	876 MHz	980 MHz+12%
ROPs	48+100%	24
TMUs	240+114%	112
L1 Cache	240 KB+114%	112 KB
L2 Cache	1.5 MB+295%	0.38 MB

✨

Advanced Features (DLSS/FSR)

Feature	Tesla K40c	GeForce GTX 660 Ti
Upscaling Tech	FSR 1.0 (Software)	FSR 2.1 (Compatible)
Frame Generation	Not Supported	FSR 3 (Compatible)
Ray Reconstruction	No	No
Low Latency	Standard	Standard

💾

Video Memory (VRAM)

The Tesla K40c comes with 2 GB of VRAM, while the GeForce GTX 660 Ti has 3 GB. The GeForce GTX 660 Ti offers 50% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 192-bit. L2 Cache: 1.5 MB (Tesla K40c) vs 0.38 MB (GeForce GTX 660 Ti) — the Tesla K40c has significantly larger on-die cache to reduce VRAM reliance.

Feature	Tesla K40c	GeForce GTX 660 Ti
VRAM Capacity	2 GB	3 GB+50%
Memory Type	GDDR5	GDDR5
Bus Width	64-bit	192-bit+200%
L2 Cache	1.5 MB+295%	0.38 MB

🖥️

Display & API Support

DirectX support: 11_0 (Tesla K40c) vs 12 (FL 11_0) (GeForce GTX 660 Ti). Maximum simultaneous displays: 0 vs 4.

Feature	Tesla K40c	GeForce GTX 660 Ti
DirectX	11_0	12 (FL 11_0)+9%
Max Displays	0	4

🔌

Power & Dimensions

The Tesla K40c draws 245W versus the GeForce GTX 660 Ti's 150W — a 48.1% difference. The GeForce GTX 660 Ti is more power-efficient. Recommended PSU: 350W (Tesla K40c) vs 450W (GeForce GTX 660 Ti). Power connectors: PCIe-powered vs 2x 6-pin. Card length: 267mm vs 241mm, occupying 2 vs 2 slots.

Feature	Tesla K40c	GeForce GTX 660 Ti
TDP	245W	150W-39%
Recommended PSU	350W-22%	450W
Power Connector	PCIe-powered	2x 6-pin
Length	267mm	241mm
Height	—	111mm
Slots	2	2
Temp (Load)	—	97°C
Perf/Watt	18.3	29.4+61%

💰

Value Analysis

The Tesla K40c launched at $7699 MSRP and currently averages $500, while the GeForce GTX 660 Ti launched at $299 and now averages $15. The GeForce GTX 660 Ti costs 97% less ($485 savings) at current market prices. Performance per dollar (G3D Mark / price): 9.0 (Tesla K40c) vs 294.3 (GeForce GTX 660 Ti) — the GeForce GTX 660 Ti offers 3170% better value. The Tesla K40c is the newer GPU (2013 vs 2012).