NVIDIA GeForce GTX 650 Ti vs NVIDIA Tesla K20X
GPU Specs Compare
Graphics Card
Release Date
Oct 2012
Nov 2012
Generation
GeForce 600
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1350 MHz
1300 MHz
Memory
Memory Size
1024MB
6GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
384bit
Bandwidth
86.40GB/s
249.6GB/s
Render Config
Shading Units
768
2688
TMUs
64
224
ROPs
16
48
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
256 KB
1536 KB
Theoretical Performance
Pixel Rate
14.85 GPixel/s
40.99 GPixel/s
Texture Rate
59.39 GTexel/s
164.0 GTexel/s
FP32 (float)
1425 GFLOPS
3.935 TFLOPS
FP64 (double)
59.39 GFLOPS
1312 GFLOPS
Graphics Processor
GPU Name
GK106
GK110
GPU Variant
GK106-220-A1
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Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.54 billion
7.08 billion
Die Size
221 mm²
561 mm²
Board Design
TDP
110W
235W
Suggested PSU
300 W
550 W
Outputs
2x DVI1x mini-HDMI 1.4a
No outputs
Power Connectors
1x 6-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.1
CUDA
3.0
3.5
Shader Model
5.1
5.1