GeForce GTX 650 Ti Boost vs GeForce GTX 780 Ti Engineering Sample
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 650 Ti Boost and 3GB VRAM GeForce GTX 780 Ti Engineering Sample to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 650 Ti Boost 's Advantages
Boost Clock has increased by 11% (1032MHz vs 928MHz)
Lower TDP (134W vs 250W)
GeForce GTX 780 Ti Engineering Sample 's Advantages
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (336.6GB/s vs 144.2GB/s)
2112 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 650 Ti Boost
1585
GeForce GTX 780 Ti Engineering Sample
+237%
5345
Graphics Card
Mar 2013
Release Date
Unknown
GeForce 600
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
980 MHz
Base Clock
875 MHz
1032 MHz
Boost Clock
928 MHz
1502 MHz
Memory Clock
1753 MHz
Memory
2GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
384bit
144.2GB/s
Bandwidth
336.6GB/s
Render Config
768
Shading Units
2880
64
TMUs
240
24
ROPs
48
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
384 KB
L2 Cache
1536 KB
Theoretical Performance
16.51 GPixel/s
Pixel Rate
55.68 GPixel/s
66.05 GTexel/s
Texture Rate
222.7 GTexel/s
1.585 TFLOPS
FP32 (float)
5.345 TFLOPS
66.05 GFLOPS
FP64 (double)
222.7 GFLOPS
Board Design
134W
TDP
250W
300 W
Suggested PSU
600 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK106
GPU Name
GK180
GK106-240-A1
GPU Variant
GK180-425-A1
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.54 billion
Transistors
7.08 billion
221 mm²
Die Size
561 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.2.175
3.0
CUDA
3.5
5.1
Shader Model
5.1
