AMD Radeon RX 640 Mobile vs NVIDIA GeForce GTX 950M
GPU Specs Compare
Graphics Card
Release Date
May 2019
Mar 2015
Generation
Mobility Radeon
GeForce 900M
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x8
Clock Speeds
Base Clock
1082 MHz
993 MHz
Boost Clock
1218 MHz
1124 MHz
Memory Clock
1500 MHz
900 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
DDR3
Memory Bus
64bit
128bit
Bandwidth
48.00GB/s
28.80GB/s
Render Config
Compute Units
10
-
Shading Units
640
640
TMUs
40
40
ROPs
16
16
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
512 KB
2 MB
Theoretical Performance
Pixel Rate
19.49 GPixel/s
17.98 GPixel/s
Texture Rate
48.72 GTexel/s
44.96 GTexel/s
FP16 (half)
1.559 TFLOPS
-
FP32 (float)
1.559 TFLOPS
1439 GFLOPS
FP64 (double)
97.44 GFLOPS
44.96 GFLOPS
Graphics Processor
GPU Name
Polaris 23
GM107
GPU Variant
Polaris 23 XT
N16P-GT
Architecture
GCN 4.0
Maxwell
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
2.2 billion
1.87 billion
Die Size
103 mm²
148 mm²
Board Design
TDP
50W
75W
Outputs
No outputs
No outputs
Power Connectors
None
-
Graphics Features
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.3
Shader Model
6.4
5.1
CUDA
-
5.0