GeForce GTX 660 Ti vs Radeon Pro Vega II Duo
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 32GB VRAM Radeon Pro Vega II Duo 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 475W)
Radeon Pro Vega II Duo 's Advantages
Released 6 years and 10 months late
Boost Clock has increased by 76% (1720MHz vs 980MHz)
More VRAM (32GB vs 2GB)
Larger VRAM bandwidth (1020GB/s vs 144.2GB/s)
2752 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 660 Ti
2634
Radeon Pro Vega II Duo
+434%
14090
Blender
GeForce GTX 660 Ti
169
Radeon Pro Vega II Duo
+385%
820
Graphics Card
Aug 2012
Release Date
Jun 2019
GeForce 600
Generation
Radeon Pro Mac
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
Apple MPX
Clock Speeds
915 MHz
Base Clock
1400 MHz
980 MHz
Boost Clock
1720 MHz
1502 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
32GB
GDDR5
Memory Type
HBM2
192bit
Memory Bus
4096bit
144.2GB/s
Bandwidth
1020GB/s
Render Config
-
Compute Units
64
1344
Shading Units
4096
112
TMUs
256
24
ROPs
64
16 KB (per SMX)
L1 Cache
16 KB (per CU)
384 KB
L2 Cache
4 MB
Theoretical Performance
27.44 GPixel/s
Pixel Rate
110.1 GPixel/s
109.8 GTexel/s
Texture Rate
440.3 GTexel/s
-
FP16 (half)
28.18 TFLOPS
2.634 TFLOPS
FP32 (float)
14.09 TFLOPS
109.8 GFLOPS
FP64 (double)
7.045 TFLOPS
Board Design
150W
TDP
475W
450 W
Suggested PSU
850 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x HDMI 2.0b
4x Thunderbolt
2x 6-pin
Power Connectors
None
Graphics Processor
GK104
GPU Name
Vega 20
GK104-300-KD-A2
GPU Variant
Vega 20 XT
Kepler
Architecture
GCN 5.1
TSMC
Foundry
TSMC
28 nm
Process Size
7 nm
3.54 billion
Transistors
13.23 billion
294 mm²
Die Size
331 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.1
Vulkan
1.3
3.0
CUDA
-
5.1
Shader Model
6.7
