NVIDIA GeForce GTX 1660 vs AMD Radeon RX 8800 XT
GPU Specs Compare
Graphics Card
Release Date
Mar 2019
Unknown
Generation
GeForce 16
Navi IV(RX 8000)
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1530 MHz
1295 MHz
Boost Clock
1785 MHz
2430 MHz
Memory Clock
2001 MHz
2438 MHz
Memory
Memory Size
6GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
192bit
256bit
Bandwidth
192.1GB/s
624.1GB/s
Render Config
SM Count
22
-
Shading Units
1408
4096
TMUs
88
256
ROPs
48
96
L1 Cache
64 KB (per SM)
128 KB per Array
L2 Cache
1536 KB
4 MB
Compute Units
-
64
RT Cores
-
64
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
85.68 GPixel/s
233.3 GPixel/s
Texture Rate
157.1 GTexel/s
622.1 GTexel/s
FP16 (half)
10.05 TFLOPS
39.81 TFLOPS
FP32 (float)
5.027 TFLOPS
19.91 TFLOPS
FP64 (double)
157.1 GFLOPS
622.1 GFLOPS
Graphics Processor
GPU Name
TU116
Navi 48
GPU Variant
TU116-300-A1
Navi 48 XT
Architecture
Turing
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
12 nm
4 nm
Transistors
6.6 billion
Unknown
Die Size
284 mm²
Unknown
Board Design
TDP
120W
220W
Suggested PSU
300 W
550 W
Outputs
1x DVI1x HDMI 2.01x DisplayPort 1.4a
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
1x 8-pin
2x 8-pin
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
6.6
6.8
📊 Benchmark
3DMark Time Spy
5,444
-
3DMark Time Spy Extreme
2,465
-