AMD Radeon 880M vs AMD Radeon RX 640 Mobile
GPU Specs Compare
Graphics Card
Release Date
Jul 2024
May 2019
Generation
Navi III IGP
Mobility Radeon
Type
Integrated
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x8
Clock Speeds
Base Clock
400 MHz
1082 MHz
Boost Clock
2900 MHz
1218 MHz
Memory Clock
System Shared
1500 MHz
Memory
Memory Size
System Shared
2GB
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
64bit
Bandwidth
System Dependent
48.00GB/s
Render Config
Compute Units
12
10
Shading Units
768
640
TMUs
48
40
ROPs
16
16
RT Cores
12
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
46.40 GPixel/s
19.49 GPixel/s
Texture Rate
139.2 GTexel/s
48.72 GTexel/s
FP16 (half)
8.909 TFLOPS
1.559 TFLOPS
FP32 (float)
4.454 TFLOPS
1.559 TFLOPS
FP64 (double)
278.4 GFLOPS
97.44 GFLOPS
Graphics Processor
GPU Name
Strix Point
Polaris 23
Architecture
RDNA 3.5
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
4 nm
14 nm
Transistors
34 billion
2.2 billion
Die Size
233 mm²
103 mm²
GPU Variant
-
Polaris 23 XT
Board Design
TDP
15W
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
2.1
2.1
Vulkan
1.3
1.2
Shader Model
6.8
6.4