NVIDIA GeForce GTX 660 vs AMD Radeon RX 9060 XT 8 GB
GPU · Specs Compare
Graphics Card
Release Date
Sep 2012
Jun 2025
Generation
GeForce 600
Navi IV
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
980 MHz
1700 MHz
Boost Clock
1032 MHz
3130 MHz
Memory Clock
1502 MHz
2518 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
192bit
128bit
Bandwidth
144.2GB/s
322.3GB/s
Render Config
Shading Units
960
2048
TMUs
80
128
ROPs
24
64
L1 Cache
16 KB (per SMX)
256 KB (per SM)
L2 Cache
384 KB
4 MB
Compute Units
—
32
SM Count
—
132
Tensor Cores
—
528
RT Cores
—
32
L3 Cache
—
32 MB
Theoretical Performance
Pixel Rate
20.64 GPixel/s
200.3 GPixel/s
Texture Rate
82.56 GTexel/s
400.6 GTexel/s
FP32 (float)
1.981 TFLOPS
25.64 TFLOPS
FP64 (double)
82.56 GFLOPS
801.3 GFLOPS
FP16 (half)
—
51.28 TFLOPS
Graphics Processor
GPU Name
GK106
Navi 44
GPU Variant
GK106-400-A1
Navi 44 XT(215-176400102)
Architecture
Kepler
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
2.54 billion
29.7 billion
Die Size
221 mm²
199 mm²
Board Design
TDP
140W
150W
Suggested PSU
300 W
450 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.1b2x DisplayPort 2.1a
Power Connectors
1x 6-pin
1x 8-pin
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.1
1.3
CUDA
3.0
9.0
Shader Model
5.1
6.8
Benchmark
3DMark Time Spy
1,194
—
3DMark Time Spy Extreme
260
—
OctaneBench
27
—
Blender
111
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.