NVIDIA RTX A5000 Mobile vs AMD Radeon RX 640 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
May 2019
Generation
Quadro Ampere-M
Mobility Radeon
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
900 MHz
1082 MHz
Boost Clock
1575 MHz
1218 MHz
Memory Clock
1750 MHz
1500 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
64bit
Bandwidth
448.0GB/s
48.00GB/s
Render Config
SM Count
48
—
Shading Units
6144
640
TMUs
192
40
ROPs
96
16
Tensor Cores
192
—
RT Cores
48
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
512 KB
Compute Units
—
10
Theoretical Performance
Pixel Rate
151.2 GPixel/s
19.49 GPixel/s
Texture Rate
302.4 GTexel/s
48.72 GTexel/s
FP16 (half)
19.35 TFLOPS
1.559 TFLOPS
FP32 (float)
19.35 TFLOPS
1.559 TFLOPS
FP64 (double)
302.4 GFLOPS
97.44 GFLOPS
Graphics Processor
GPU Name
GA104
Polaris 23
Architecture
Ampere
GCN 4.0
Foundry
Samsung
GlobalFoundries
Process Size
8 nm
14 nm
Transistors
17.4 billion
2.2 billion
Die Size
392 mm²
103 mm²
GPU Variant
—
Polaris 23 XT
Board Design
TDP
150W
50W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.2
CUDA
8.6
—
Shader Model
6.7
6.4
Benchmark
OctaneBench
305
—
Blender
3,188
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.