AMD Radeon 860M vs AMD Radeon RX 640 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Mar 2025
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
600 MHz
1082 MHz
Boost Clock
3000 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
8
10
Shading Units
512
640
TMUs
32
40
ROPs
8
16
RT Cores
8
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
1024 KB
512 KB
Theoretical Performance
Pixel Rate
24.00 GPixel/s
19.49 GPixel/s
Texture Rate
96.00 GTexel/s
48.72 GTexel/s
FP16 (half)
6.144 TFLOPS
1.559 TFLOPS
FP32 (float)
3.072 TFLOPS
1.559 TFLOPS
FP64 (double)
192.0 GFLOPS
97.44 GFLOPS
Graphics Processor
GPU Name
Krackan Point
Polaris 23
Architecture
RDNA 3.5
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
4 nm
14 nm
Transistors
Unknown
2.2 billion
Die Size
Unknown
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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.