NVIDIA GeForce GTX 650 Ti vs NVIDIA A40 PCIe
GPU · Specs Compare
Graphics Card
Release Date
Oct 2012
Oct 2020
Generation
GeForce 600
Tesla
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1350 MHz
1812 MHz
Base Clock
—
1305 MHz
Boost Clock
—
1740 MHz
Memory
Memory Size
1024MB
48GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
384bit
Bandwidth
86.40GB/s
695.8GB/s
Render Config
Shading Units
768
10752
TMUs
64
336
ROPs
16
112
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
256 KB
6 MB
SM Count
—
84
Tensor Cores
—
336
RT Cores
—
84
Theoretical Performance
Pixel Rate
14.85 GPixel/s
194.9 GPixel/s
Texture Rate
59.39 GTexel/s
584.6 GTexel/s
FP32 (float)
1425 GFLOPS
37.42 TFLOPS
FP64 (double)
59.39 GFLOPS
584.6 GFLOPS
FP16 (half)
—
37.42 TFLOPS
Graphics Processor
GPU Name
GK106
GA102
GPU Variant
GK106-220-A1
—
Architecture
Kepler
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
2.54 billion
28.3 billion
Die Size
221 mm²
628 mm²
Board Design
TDP
110W
300W
Suggested PSU
300 W
700 W
Outputs
2x DVI1x mini-HDMI 1.4a
3x DisplayPort 1.4a
Power Connectors
1x 6-pin
8-pin EPS
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.0
8.6
Shader Model
5.1
6.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.