GeForce GTX 660 Ti vs GeForce GTX 580 Rev. 2
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 1536MB VRAM GeForce GTX 580 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 660 Ti 's Advantages
Released 1 years and 2 months late
Boost Clock980MHz
More VRAM (2GB vs 1536GB)
832 additional rendering cores
Lower TDP (150W vs 244W)
GeForce GTX 580 Rev. 2 's Advantages
Larger VRAM bandwidth (192.4GB/s vs 144.2GB/s)
Score
Benchmark
FP32 (float)
GeForce GTX 660 Ti
+66%
2634
GeForce GTX 580 Rev. 2
1581
Graphics Card
Aug 2012
Release Date
Jun 2011
GeForce 600
Generation
GeForce 500
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
915 MHz
Base Clock
-
980 MHz
Boost Clock
-
1502 MHz
Memory Clock
1002 MHz
Memory
2GB
Memory Size
1536MB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
384bit
144.2GB/s
Bandwidth
192.4GB/s
Render Config
-
SM Count
16
1344
Shading Units
512
112
TMUs
64
24
ROPs
48
16 KB (per SMX)
L1 Cache
64 KB (per SM)
384 KB
L2 Cache
768 KB
Theoretical Performance
27.44 GPixel/s
Pixel Rate
24.70 GPixel/s
109.8 GTexel/s
Texture Rate
49.41 GTexel/s
2.634 TFLOPS
FP32 (float)
1.581 TFLOPS
109.8 GFLOPS
FP64 (double)
197.6 GFLOPS
Board Design
150W
TDP
244W
450 W
Suggested PSU
550 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x mini-HDMI 1.3a
2x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK104
GPU Name
GF110
GK104-300-KD-A2
GPU Variant
GF110-380-A1
Kepler
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
3 billion
294 mm²
Die Size
520 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
2.0
5.1
Shader Model
5.1
