NVIDIA GeForce GTX 1660 Ti Mobile vs AMD Radeon RX 9070
GPU Specs Compare
Graphics Card
Release Date
Apr 2019
Mar 2025
Generation
GeForce 16 Mobile
Navi IV
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1455 MHz
1330 MHz
Boost Clock
1590 MHz
2520 MHz
Memory Clock
1500 MHz
2518 MHz
Memory
Memory Size
6GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
192bit
256bit
Bandwidth
288.0GB/s
644.6GB/s
Render Config
SM Count
24
-
Shading Units
1536
3584
TMUs
96
224
ROPs
48
128
L1 Cache
64 KB (per SM)
128 KB per Array
L2 Cache
1536 KB
8 MB
Compute Units
-
56
Tensor Cores
-
112
RT Cores
-
56
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
76.32 GPixel/s
322.6 GPixel/s
Texture Rate
152.6 GTexel/s
564.5 GTexel/s
FP16 (half)
9.769 TFLOPS
72.25 TFLOPS
FP32 (float)
4.884 TFLOPS
36.13 TFLOPS
FP64 (double)
152.6 GFLOPS
1129 GFLOPS
Graphics Processor
GPU Name
TU116
Navi 48
Architecture
Turing
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
12 nm
4 nm
Transistors
6.6 billion
53.9 billion
Die Size
284 mm²
357 mm²
GPU Variant
-
Navi 48 XT(215-176600331)
Board Design
TDP
Unknown
220W
Outputs
Portable Device Dependent
1x HDMI 2.1b3x DisplayPort 2.1a
Power Connectors
None
2x 8-pin
Suggested PSU
-
550 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
6.8
📊 Benchmark
3DMark Time Spy
5,597
-
3DMark Time Spy Extreme
2,574
-