NVIDIA GeForce GTX 660 Ti vs AMD Radeon Instinct MI308X
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 192GB VRAM Radeon Instinct MI308X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 660 Ti 's Advantages
Lower TDP (150W vs 750W)
AMD Radeon Instinct MI308X 's Advantages
Released 11 years and 4 months late
Boost Clock has increased by 114% (2100MHz vs 980MHz)
More VRAM (192GB vs 2GB)
Larger VRAM bandwidth (10.3TB/s vs 144.2GB/s)
18112 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 660 Ti
2.634 TFLOPS
Radeon Instinct MI308X
+3002%
81.72 TFLOPS
Graphics Card
Aug 2012
Release Date
Dec 2023
GeForce 600
Generation
Radeon Instinct
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
915 MHz
Base Clock
1000 MHz
980 MHz
Boost Clock
2100 MHz
1502 MHz
Memory Clock
2525 MHz
Memory
2GB
Memory Size
192GB
GDDR5
Memory Type
HBM3
192bit
Memory Bus
8192bit
144.2GB/s
Bandwidth
10.3TB/s
Render Config
-
Compute Units
304
-
-
-
1344
Shading Units
19456
112
TMUs
1216
24
ROPs
0
-
Tensor Cores
1216
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
384 KB
L2 Cache
16 MB
-
L3 Cache
256 MB
Theoretical Performance
27.44 GPixel/s
Pixel Rate
0 MPixel/s
109.8 GTexel/s
Texture Rate
2554 GTexel/s
-
FP16 (half)
653.7 TFLOPS
2.634 TFLOPS
FP32 (float)
81.72 TFLOPS
109.8 GFLOPS
FP64 (double)
81.72 TFLOPS
Board Design
150W
TDP
750W
450 W
Suggested PSU
1150 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
No outputs
2x 6-pin
Power Connectors
None
Graphics Processor
GK104
GPU Name
Aqua Vanjaram
GK104-300-KD-A2
GPU Variant
-
Kepler
Architecture
CDNA 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
5 nm
3.54 billion
Transistors
153 billion
294 mm²
Die Size
1017 mm²
Graphics Features
12 (11_0)
DirectX
N/A
4.6
OpenGL
N/A
3.0
OpenCL
3.0
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
N/A
