NVIDIA GeForce GTX 660 Ti vs NVIDIA GeForce 8800 GTS 512
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 512MB VRAM GeForce 8800 GTS 512 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 660 Ti 's Advantages
Released 4 years and 8 months late
Boost Clock980MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (144.2GB/s vs 52.48GB/s)
1216 additional rendering cores
NVIDIA GeForce 8800 GTS 512 's Advantages
Lower TDP (135W vs 150W)
Score
Benchmark
FP32 (float)
GeForce GTX 660 Ti
+533%
2.634 TFLOPS
GeForce 8800 GTS 512
0.416 TFLOPS
Graphics Card
Aug 2012
Release Date
Dec 2007
GeForce 600
Generation
GeForce 8
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
820 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
192bit
Memory Bus
256bit
144.2GB/s
Bandwidth
52.48GB/s
Render Config
-
-
-
-
SM Count
16
1344
Shading Units
128
112
TMUs
64
24
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
384 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
27.44 GPixel/s
Pixel Rate
10.40 GPixel/s
109.8 GTexel/s
Texture Rate
41.60 GTexel/s
-
-
-
2.634 TFLOPS
FP32 (float)
416.0 GFLOPS
109.8 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
135W
450 W
Suggested PSU
300 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x S-Video
2x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
GK104
GPU Name
G92
GK104-300-KD-A2
GPU Variant
G92-400-A2
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
3.54 billion
Transistors
0.754 billion
294 mm²
Die Size
324 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
1.1
5.1
Shader Model
4.0
