NVIDIA GeForce GTX 660 Ti vs NVIDIA L20
GPU · Specs Compare
Graphics Card
Release Date
Aug 2012
Nov 2023
Generation
GeForce 600
Server Ada
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
915 MHz
1440 MHz
Boost Clock
980 MHz
2520 MHz
Memory Clock
1502 MHz
2250 MHz
Memory
Memory Size
2GB
48GB
Memory Type
GDDR5
GDDR6
Memory Bus
192bit
384bit
Bandwidth
144.2GB/s
864.0GB/s
Render Config
Shading Units
1344
11776
TMUs
112
368
ROPs
24
128
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
384 KB
96 MB
SM Count
—
92
Tensor Cores
—
368
RT Cores
—
92
Theoretical Performance
Pixel Rate
27.44 GPixel/s
322.6 GPixel/s
Texture Rate
109.8 GTexel/s
927.4 GTexel/s
FP32 (float)
2.634 TFLOPS
59.35 TFLOPS
FP64 (double)
109.8 GFLOPS
927.4 GFLOPS
FP16 (half)
—
59.35 TFLOPS
Graphics Processor
GPU Name
GK104
AD102
GPU Variant
GK104-300-KD-A2
AD102
Architecture
Kepler
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
3.54 billion
76.3 billion
Die Size
294 mm²
609 mm²
Board Design
TDP
150W
275W
Suggested PSU
450 W
600 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
4x DisplayPort 1.4a
Power Connectors
2x 6-pin
1x 16-pin
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.4
CUDA
3.0
8.9
Shader Model
5.1
6.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.