AMD Radeon Pro V620 vs NVIDIA GeForce GTX 1660
GPU · Specs Compare
Graphics Card
Release Date
Nov 2021
Mar 2019
Generation
Radeon Pro
GeForce 16
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1825 MHz
1530 MHz
Boost Clock
2200 MHz
1785 MHz
Memory Clock
2000 MHz
2001 MHz
Memory
Memory Size
32GB
6GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
192bit
Bandwidth
512.0GB/s
192.1GB/s
Render Config
Compute Units
72
—
Shading Units
4608
1408
TMUs
288
88
ROPs
128
48
RT Cores
72
—
L1 Cache
128 KB per Array
64 KB (per SM)
L2 Cache
4 MB
1536 KB
L3 Cache
128 MB
—
SM Count
—
22
Theoretical Performance
Pixel Rate
281.6 GPixel/s
85.68 GPixel/s
Texture Rate
633.6 GTexel/s
157.1 GTexel/s
FP16 (half)
40.55 TFLOPS
10.05 TFLOPS
FP32 (float)
20.28 TFLOPS
5.027 TFLOPS
FP64 (double)
1267 GFLOPS
157.1 GFLOPS
Graphics Processor
GPU Name
Navi 21
TU116
GPU Variant
Navi 21 XT(215-121000177)
TU116-300-A1
Architecture
RDNA 2.0
Turing
Foundry
TSMC
TSMC
Process Size
7 nm
12 nm
Transistors
26.8 billion
6.6 billion
Die Size
520 mm²
284 mm²
Board Design
TDP
300W
120W
Suggested PSU
700 W
300 W
Outputs
No outputs
1x DVI1x HDMI 2.01x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.5
6.6
CUDA
—
7.5
Benchmark
3DMark Time Spy
—
5,444
3DMark Time Spy Extreme
—
2,465
▲ Specs Compare
Data sourced from official specifications and benchmark tests.