AMD Radeon R9 M290X vs NVIDIA RTX A4 Mobile
GPU Specs Compare
Graphics Card
Release Date
Jan 2014
Apr 2021
Generation
Gem System
Quadro Ampere-M
Type
Mobile
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
850 MHz
1297 MHz
Boost Clock
900 MHz
1770 MHz
Memory Clock
1200 MHz
1750 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
128bit
Bandwidth
153.6GB/s
224.0GB/s
Render Config
Compute Units
20
-
Shading Units
1280
2048
TMUs
80
64
ROPs
32
32
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
2 MB
SM Count
-
16
Tensor Cores
-
64
RT Cores
-
16
Theoretical Performance
Pixel Rate
28.80 GPixel/s
56.64 GPixel/s
Texture Rate
72.00 GTexel/s
113.3 GTexel/s
FP32 (float)
2.304 TFLOPS
7.250 TFLOPS
FP64 (double)
144.0 GFLOPS
113.3 GFLOPS
FP16 (half)
-
7.250 TFLOPS
Graphics Processor
GPU Name
Neptune
GA107
GPU Variant
Neptune XT(216-0847000)
-
Architecture
GCN 1.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
2.8 billion
8.7 billion
Die Size
212 mm²
200 mm²
Board Design
TDP
100W
Unknown
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1 (1.2)
3.0
Vulkan
1.2.170
1.3
Shader Model
6.5 (5.1)
6.7
CUDA
-
8.6