NVIDIA Quadro P620 Mobile vs AMD Radeon HD 8950M
GPU Specs Compare
Graphics Card
Release Date
Feb 2018
May 2013
Generation
Quadro Mobile
Solar System
Type
Professional
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1177 MHz
-
Boost Clock
1443 MHz
-
Memory Clock
1502 MHz
1375 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
128bit
Bandwidth
96.13GB/s
88.00GB/s
Render Config
SM Count
4
-
Shading Units
512
768
TMUs
32
48
ROPs
16
16
L1 Cache
48 KB (per SM)
16 KB (per CU)
L2 Cache
1024 KB
256 KB
Compute Units
-
12
Theoretical Performance
Pixel Rate
23.09 GPixel/s
17.20 GPixel/s
Texture Rate
46.18 GTexel/s
51.60 GTexel/s
FP16 (half)
23.09 GFLOPS
-
FP32 (float)
1478 GFLOPS
1.651 TFLOPS
FP64 (double)
46.18 GFLOPS
103.2 GFLOPS
Graphics Processor
GPU Name
GP107
Saturn
Architecture
Pascal
GCN 2.0
Foundry
Samsung
TSMC
Process Size
14 nm
28 nm
Transistors
3.3 billion
2.08 billion
Die Size
132 mm²
160 mm²
GPU Variant
-
Saturn XT
Board Design
TDP
40W
100W
Outputs
No outputs
No outputs
Power Connectors
None
-
Graphics Features
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
6.1
-
Shader Model
6.4
6.3