GeForce GTX 650 Ti vs GeForce GT 630 Rev. 2 PCIe x8
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 650 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 650 Ti 's Advantages
Larger VRAM bandwidth (86.40GB/s vs 14.40GB/s)
384 additional rendering cores
GeForce GT 630 Rev. 2 PCIe x8 's Advantages
Released 7 months late
More VRAM (2GB vs 1024GB)
Lower TDP (25W vs 110W)
Score
Benchmark
FP32 (float)
GeForce GTX 650 Ti
+105%
1425
GeForce GT 630 Rev. 2 PCIe x8
693
Graphics Card
Oct 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
1350 MHz
Memory Clock
900 MHz
Memory
1024MB
Memory Size
2GB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
64bit
86.40GB/s
Bandwidth
14.40GB/s
Render Config
768
Shading Units
384
64
TMUs
32
16
ROPs
8
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
512 KB
Theoretical Performance
14.85 GPixel/s
Pixel Rate
7.216 GPixel/s
59.39 GTexel/s
Texture Rate
28.86 GTexel/s
1425 GFLOPS
FP32 (float)
692.7 GFLOPS
59.39 GFLOPS
FP64 (double)
28.86 GFLOPS
Board Design
110W
TDP
25W
300 W
Suggested PSU
200 W
2x DVI
1x mini-HDMI 1.4a
Outputs
1x DVI
1x HDMI 1.4a
1x VGA
1x 6-pin
Power Connectors
None
Graphics Processor
GK106
GPU Name
GK208
GK106-220-A1
GPU Variant
GK208-301-A1
Kepler
Architecture
Kepler 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.54 billion
Transistors
1.02 billion
221 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
