NVIDIA GeForce GTX 650 Ti vs NVIDIA GeForce GTX 780 Ti Engineering Sample
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 650 Ti 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
NVIDIA GeForce GTX 650 Ti 's Advantages
Lower TDP (110W vs 250W)
NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages
Boost Clock928MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (336.6GB/s vs 86.40GB/s)
2112 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 650 Ti
1.425 TFLOPS
GeForce GTX 780 Ti Engineering Sample
+275%
5.345 TFLOPS
Graphics Card
Oct 2012
Release Date
Unknown
GeForce 600
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
875 MHz
-
Boost Clock
928 MHz
1350 MHz
Memory Clock
1753 MHz
Memory
1024MB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
384bit
86.40GB/s
Bandwidth
336.6GB/s
Render Config
-
-
-
-
-
-
768
Shading Units
2880
64
TMUs
240
16
ROPs
48
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
1536 KB
-
-
-
Theoretical Performance
14.85 GPixel/s
Pixel Rate
55.68 GPixel/s
59.39 GTexel/s
Texture Rate
222.7 GTexel/s
-
-
-
1425 GFLOPS
FP32 (float)
5.345 TFLOPS
59.39 GFLOPS
FP64 (double)
222.7 GFLOPS
Board Design
110W
TDP
250W
300 W
Suggested PSU
600 W
2x DVI
1x mini-HDMI 1.4a
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
GK106-220-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
