GeForce GTX 660 Ti vs GeForce GT 630 Rev. 2 PCIe x8
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 660 Ti 's Advantages
Boost Clock980MHz
Larger VRAM bandwidth (144.2GB/s vs 14.40GB/s)
960 additional rendering cores
GeForce GT 630 Rev. 2 PCIe x8 's Advantages
Released 9 months late
Lower TDP (25W vs 150W)
Score
Benchmark
FP32 (float)
GeForce GTX 660 Ti
+280%
2634
GeForce GT 630 Rev. 2 PCIe x8
693
Graphics Card
Aug 2012
Release Date
May 2013
GeForce 600
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x8
Clock Speeds
915 MHz
Base Clock
-
980 MHz
Boost Clock
-
1502 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
192bit
Memory Bus
64bit
144.2GB/s
Bandwidth
14.40GB/s
Render Config
1344
Shading Units
384
112
TMUs
32
24
ROPs
8
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
384 KB
L2 Cache
512 KB
Theoretical Performance
27.44 GPixel/s
Pixel Rate
7.216 GPixel/s
109.8 GTexel/s
Texture Rate
28.86 GTexel/s
2.634 TFLOPS
FP32 (float)
692.7 GFLOPS
109.8 GFLOPS
FP64 (double)
28.86 GFLOPS
Board Design
150W
TDP
25W
450 W
Suggested PSU
200 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x DVI
1x HDMI 1.4a
1x VGA
2x 6-pin
Power Connectors
None
Graphics Processor
GK104
GPU Name
GK208
GK104-300-KD-A2
GPU Variant
GK208-301-A1
Kepler
Architecture
Kepler 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
1.02 billion
294 mm²
Die Size
87 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.0
CUDA
3.5
5.1
Shader Model
5.1
