GeForce GTX 660 Ti vs RTX A1000
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 8GB VRAM RTX A1000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
RTX A1000 's Advantages
Released 11 years and 8 months late
Boost Clock has increased by 49% (1462MHz vs 980MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (192.0GB/s vs 144.2GB/s)
960 additional rendering cores
Lower TDP (50W vs 150W)
Score
Benchmark
FP32 (float)
GeForce GTX 660 Ti
2634
RTX A1000
+155%
6737
Graphics Card
Aug 2012
Release Date
Apr 2024
GeForce 600
Generation
Quadro Ampere
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
915 MHz
Base Clock
727 MHz
980 MHz
Boost Clock
1462 MHz
1502 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
192bit
Memory Bus
128bit
144.2GB/s
Bandwidth
192.0GB/s
Render Config
-
SM Count
18
1344
Shading Units
2304
112
TMUs
72
24
ROPs
32
-
Tensor Cores
72
-
RT Cores
18
16 KB (per SMX)
L1 Cache
128 KB (per SM)
384 KB
L2 Cache
2 MB
Theoretical Performance
27.44 GPixel/s
Pixel Rate
46.78 GPixel/s
109.8 GTexel/s
Texture Rate
105.3 GTexel/s
-
FP16 (half)
6.737 TFLOPS
2.634 TFLOPS
FP32 (float)
6.737 TFLOPS
109.8 GFLOPS
FP64 (double)
105.3 GFLOPS
Board Design
150W
TDP
50W
450 W
Suggested PSU
250 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
4x mini-DisplayPort 1.4a
2x 6-pin
Power Connectors
None
Graphics Processor
GK104
GPU Name
GA107
GK104-300-KD-A2
GPU Variant
-
Kepler
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
3.54 billion
Transistors
8.7 billion
294 mm²
Die Size
200 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
8.6
5.1
Shader Model
6.7
