NVIDIA GeForce GTX 980 Ti vs NVIDIA GeForce GTX 650 Ti
We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 980 Ti and 1024MB VRAM GeForce GTX 650 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 980 Ti 's Advantages
Released 2 years and 8 months late
Boost Clock1076MHz
More VRAM (6GB vs 1024GB)
Larger VRAM bandwidth (336.6GB/s vs 86.40GB/s)
2048 additional rendering cores
NVIDIA GeForce GTX 650 Ti 's Advantages
Lower TDP (110W vs 250W)
Score
Benchmark
FP32 (float)
GeForce GTX 980 Ti
+325%
6.06 TFLOPS
GeForce GTX 650 Ti
1.425 TFLOPS
OctaneBench
GeForce GTX 980 Ti
+731%
133
GeForce GTX 650 Ti
16
Graphics Card
Jun 2015
Release Date
Oct 2012
GeForce 900
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1000 MHz
Base Clock
-
1076 MHz
Boost Clock
-
1753 MHz
Memory Clock
1350 MHz
Memory
6GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
128bit
336.6GB/s
Bandwidth
86.40GB/s
Render Config
-
-
-
-
-
-
2816
Shading Units
768
176
TMUs
64
96
ROPs
16
-
-
-
-
-
-
48 KB (per SMM)
L1 Cache
16 KB (per SMX)
3 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
103.3 GPixel/s
Pixel Rate
14.85 GPixel/s
189.4 GTexel/s
Texture Rate
59.39 GTexel/s
-
-
-
6.060 TFLOPS
FP32 (float)
1425 GFLOPS
189.4 GFLOPS
FP64 (double)
59.39 GFLOPS
Board Design
250W
TDP
110W
600 W
Suggested PSU
300 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
2x DVI
1x mini-HDMI 1.4a
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
GM200
GPU Name
GK106
GM200-310-A1
GPU Variant
GK106-220-A1
Maxwell 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
8 billion
Transistors
2.54 billion
601 mm²
Die Size
221 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
5.2
CUDA
3.0
6.4
Shader Model
5.1
