AMD Radeon RX 640 Mobile vs AMD Radeon RX 5300M
GPU · Specs Compare
Graphics Card
Release Date
May 2019
Nov 2019
Generation
Mobility Radeon
Mobility Radeon
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x8
Clock Speeds
Base Clock
1082 MHz
1000 MHz
Boost Clock
1218 MHz
1445 MHz
Memory Clock
1500 MHz
1750 MHz
Memory
Memory Size
2GB
3GB
Memory Type
GDDR5
GDDR6
Memory Bus
64bit
96bit
Bandwidth
48.00GB/s
168.0GB/s
Render Config
Compute Units
10
22
Shading Units
640
1408
TMUs
40
88
ROPs
16
32
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
2 MB
Theoretical Performance
Pixel Rate
19.49 GPixel/s
46.24 GPixel/s
Texture Rate
48.72 GTexel/s
127.2 GTexel/s
FP16 (half)
1.559 TFLOPS
8.138 TFLOPS
FP32 (float)
1.559 TFLOPS
4.069 TFLOPS
FP64 (double)
97.44 GFLOPS
254.3 GFLOPS
Graphics Processor
GPU Name
Polaris 23
Navi 14
GPU Variant
Polaris 23 XT
Navi 14 XLM
Architecture
GCN 4.0
RDNA 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
7 nm
Transistors
2.2 billion
6.4 billion
Die Size
103 mm²
158 mm²
Board Design
TDP
50W
85W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2
1.3
Shader Model
6.4
6.5
Benchmark
3DMark Time Spy
—
3,653
▲ Specs Compare
Data sourced from official specifications and benchmark tests.