NVIDIA Quadro P620 Mobile vs AMD Radeon RX 580X
GPU · Specs Compare
Graphics Card
Release Date
Feb 2018
Apr 2018
Generation
Quadro Mobile
Polaris
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1177 MHz
1257 MHz
Boost Clock
1443 MHz
1340 MHz
Memory Clock
1502 MHz
2000 MHz
Memory
Memory Size
4GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
96.13GB/s
256.0GB/s
Render Config
SM Count
4
—
Shading Units
512
2304
TMUs
32
144
ROPs
16
32
L1 Cache
48 KB (per SM)
16 KB (per CU)
L2 Cache
1024 KB
2 MB
Compute Units
—
36
Theoretical Performance
Pixel Rate
23.09 GPixel/s
42.88 GPixel/s
Texture Rate
46.18 GTexel/s
193.0 GTexel/s
FP16 (half)
23.09 GFLOPS
6.175 TFLOPS
FP32 (float)
1478 GFLOPS
6.175 TFLOPS
FP64 (double)
46.18 GFLOPS
385.9 GFLOPS
Graphics Processor
GPU Name
GP107
Polaris 20
Architecture
Pascal
GCN 4.0
Foundry
Samsung
GlobalFoundries
Process Size
14 nm
14 nm
Transistors
3.3 billion
5.7 billion
Die Size
132 mm²
232 mm²
GPU Variant
—
Polaris 20 XTX(215-0910038)
Board Design
TDP
40W
185W
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.2
CUDA
6.1
—
Shader Model
6.4
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.