NVIDIA GeForce GTX 660 Ti vs AMD Radeon Vega Frontier Edition
GPU Specs Compare
Graphics Card
Release Date
Aug 2012
Jun 2017
Generation
GeForce 600
Radeon Pro
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
915 MHz
1382 MHz
Boost Clock
980 MHz
1600 MHz
Memory Clock
1502 MHz
945 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
HBM2
Memory Bus
192bit
2048bit
Bandwidth
144.2GB/s
483.8GB/s
Render Config
Shading Units
1344
4096
TMUs
112
256
ROPs
24
64
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
384 KB
4 MB
Compute Units
-
64
Theoretical Performance
Pixel Rate
27.44 GPixel/s
102.4 GPixel/s
Texture Rate
109.8 GTexel/s
409.6 GTexel/s
FP32 (float)
2.634 TFLOPS
13.11 TFLOPS
FP64 (double)
109.8 GFLOPS
819.2 GFLOPS
FP16 (half)
-
26.21 TFLOPS
Graphics Processor
GPU Name
GK104
Vega 10
GPU Variant
GK104-300-KD-A2
Vega 10 XTX AIR
Architecture
Kepler
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
3.54 billion
12.5 billion
Die Size
294 mm²
495 mm²
Board Design
TDP
150W
300W
Suggested PSU
450 W
700 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
2x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.2
CUDA
3.0
-
Shader Model
5.1
6.4