AMD Radeon RX 640 Mobile vs NVIDIA Tesla M4
GPU Specs Compare
Graphics Card
Release Date
May 2019
Nov 2015
Generation
Mobility Radeon
Tesla
Type
Mobile
Professional
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1082 MHz
872 MHz
Boost Clock
1218 MHz
1072 MHz
Memory Clock
1500 MHz
1375 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
64bit
128bit
Bandwidth
48.00GB/s
88.00GB/s
Render Config
Compute Units
10
-
Shading Units
640
1024
TMUs
40
64
ROPs
16
32
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
512 KB
1024 KB
Theoretical Performance
Pixel Rate
19.49 GPixel/s
34.30 GPixel/s
Texture Rate
48.72 GTexel/s
68.61 GTexel/s
FP16 (half)
1.559 TFLOPS
-
FP32 (float)
1.559 TFLOPS
2.195 TFLOPS
FP64 (double)
97.44 GFLOPS
68.61 GFLOPS
Graphics Processor
GPU Name
Polaris 23
GM206
GPU Variant
Polaris 23 XT
-
Architecture
GCN 4.0
Maxwell 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
2.2 billion
2.94 billion
Die Size
103 mm²
228 mm²
Board Design
TDP
50W
50W
Outputs
No outputs
No outputs
Power Connectors
None
-
Suggested PSU
-
250 W
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.3
Shader Model
6.4
6.4
CUDA
-
5.2