AMD Radeon RX 7400 vs NVIDIA GeForce GTX 1660 Ti Mobile
GPU · Specs Compare
Graphics Card
Release Date
Aug 2025
Apr 2019
Generation
Navi III
GeForce 16 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1452 MHz
1455 MHz
Boost Clock
2300 MHz
1590 MHz
Memory Clock
2250 MHz
1500 MHz
Memory
Memory Size
8GB
6GB
Memory Type
GDDR6
GDDR6
Memory Bus
128bit
192bit
Bandwidth
288.0GB/s
288.0GB/s
Render Config
Compute Units
28
—
Shading Units
1792
1536
TMUs
112
96
ROPs
64
48
RT Cores
28
—
L1 Cache
128 KB per Array
64 KB (per SM)
L2 Cache
2 MB
1536 KB
L3 Cache
64 MB
—
SM Count
—
24
Theoretical Performance
Pixel Rate
147.2 GPixel/s
76.32 GPixel/s
Texture Rate
257.6 GTexel/s
152.6 GTexel/s
FP16 (half)
32.97 TFLOPS
9.769 TFLOPS
FP32 (float)
16.49 TFLOPS
4.884 TFLOPS
FP64 (double)
515.2 GFLOPS
152.6 GFLOPS
Graphics Processor
GPU Name
Navi 33
TU116
GPU Variant
Navi 33
—
Architecture
RDNA 3.0
Turing
Foundry
TSMC
TSMC
Process Size
6 nm
12 nm
Transistors
13.3 billion
6.6 billion
Die Size
204 mm²
284 mm²
Board Design
TDP
43W
Unknown
Suggested PSU
200 W
—
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
Portable Device Dependent
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.2
3.0
Vulkan
1.3
1.3
Shader Model
6.8
6.7
CUDA
—
7.5
Benchmark
3DMark Time Spy
—
5,597
3DMark Time Spy Extreme
—
2,574
▲ Specs Compare
Data sourced from official specifications and benchmark tests.