NVIDIA GeForce GTX 1660 Ti Mobile vs AMD Radeon RX 6400
GPU Specs Compare
Graphics Card
Release Date
Apr 2019
Jan 2022
Generation
GeForce 16 Mobile
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
1455 MHz
1923 MHz
Boost Clock
1590 MHz
2321 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
6GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
192bit
64bit
Bandwidth
288.0GB/s
128.0GB/s
Render Config
SM Count
24
-
Shading Units
1536
768
TMUs
96
48
ROPs
48
32
L1 Cache
64 KB (per SM)
128 KB per Array
L2 Cache
1536 KB
1024 KB
Compute Units
-
12
RT Cores
-
12
L3 Cache
-
16 MB
Theoretical Performance
Pixel Rate
76.32 GPixel/s
74.27 GPixel/s
Texture Rate
152.6 GTexel/s
111.4 GTexel/s
FP16 (half)
9.769 TFLOPS
7.130 TFLOPS
FP32 (float)
4.884 TFLOPS
3.565 TFLOPS
FP64 (double)
152.6 GFLOPS
222.8 GFLOPS
Graphics Processor
GPU Name
TU116
Navi 24
Architecture
Turing
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
12 nm
6 nm
Transistors
6.6 billion
5.4 billion
Die Size
284 mm²
107 mm²
GPU Variant
-
Navi 24 XL(215-135000046)
Board Design
TDP
Unknown
53W
Outputs
Portable Device Dependent
1x HDMI 2.11x DisplayPort 1.4a
Power Connectors
None
None
Suggested PSU
-
250 W
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.3
1.3
CUDA
7.5
-
Shader Model
6.7
6.7
📊 Benchmark
3DMark Time Spy
5,597
-
3DMark Time Spy Extreme
2,574
-