GeForce GTX 660 Ti vs GeForce RTX 5090 D
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 32GB VRAM GeForce RTX 5090 D to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 660 Ti 's Advantages
Lower TDP (150W vs 575W)
GeForce RTX 5090 D 's Advantages
Released 12 years and 5 months late
Boost Clock has increased by 146% (2407MHz vs 980MHz)
More VRAM (32GB vs 2GB)
Larger VRAM bandwidth (1.79TB/s vs 144.2GB/s)
20416 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 660 Ti
2634
GeForce RTX 5090 D
+3878%
104800
3DMark Time Spy
GeForce GTX 660 Ti
1616
GeForce RTX 5090 D
+2873%
48052
Graphics Card
Aug 2012
Release Date
Jan 2025
GeForce 600
Generation
GeForce 50
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
915 MHz
Base Clock
2017 MHz
980 MHz
Boost Clock
2407 MHz
1502 MHz
Memory Clock
1750 MHz
Memory
2GB
Memory Size
32GB
GDDR5
Memory Type
GDDR7
192bit
Memory Bus
512bit
144.2GB/s
Bandwidth
1.79TB/s
Render Config
-
SM Count
170
1344
Shading Units
21760
112
TMUs
680
24
ROPs
176
-
Tensor Cores
680
-
RT Cores
170
16 KB (per SMX)
L1 Cache
128 KB (per SM)
384 KB
L2 Cache
96 MB
Theoretical Performance
27.44 GPixel/s
Pixel Rate
423.6 GPixel/s
109.8 GTexel/s
Texture Rate
1637 GTexel/s
-
FP16 (half)
104.8 TFLOPS
2.634 TFLOPS
FP32 (float)
104.8 TFLOPS
109.8 GFLOPS
FP64 (double)
1.637 TFLOPS
Board Design
150W
TDP
575W
450 W
Suggested PSU
950 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x HDMI 2.1b
3x DisplayPort 2.1b
2x 6-pin
Power Connectors
1x 16-pin
Graphics Processor
GK104
GPU Name
GB202
GK104-300-KD-A2
GPU Variant
-
Kepler
Architecture
Blackwell 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
5 nm
3.54 billion
Transistors
92.2 billion
294 mm²
Die Size
750 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.4
3.0
CUDA
10.1
5.1
Shader Model
6.8
