Mobility Radeon X2300 HD vs Radeon R9 M390X
We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon X2300 HD and 4GB VRAM Radeon R9 M390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 M390X 's Advantages
Released 8 years and 2 months late
More VRAM (4GB vs 256GB)
Larger VRAM bandwidth (160.0GB/s vs 3.024GB/s)
2048 additional rendering cores
Score
Graphics Card
Mar 2007
Release Date
May 2015
M7x
Generation
Crystal System
Mobile
Type
Mobile
PCIe 1.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
378 MHz
Memory Clock
1250 MHz
Memory
256MB
Memory Size
4GB
DDR2
Memory Type
GDDR5
32bit
Memory Bus
256bit
3.024GB/s
Bandwidth
160.0GB/s
Render Config
-
Compute Units
32
-
Shading Units
2048
4
TMUs
128
4
ROPs
32
-
L1 Cache
16 KB (per CU)
-
L2 Cache
512 KB
Theoretical Performance
1.916 GPixel/s
Pixel Rate
23.14 GPixel/s
1.916 GTexel/s
Texture Rate
92.54 GTexel/s
-
FP16 (half)
2.961 TFLOPS
-
FP32 (float)
2.961 TFLOPS
-
FP64 (double)
185.1 GFLOPS
Board Design
Unknown
TDP
75W
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
M71
GPU Name
Amethyst
M71-S
GPU Variant
Amethyst XT
Ultra-Threaded SE
Architecture
GCN 3.0
TSMC
Foundry
TSMC
80 nm
Process Size
28 nm
0.107 billion
Transistors
5 billion
100 mm²
Die Size
366 mm²
Graphics Features
9.0c (9_3)
DirectX
12 (12_0)
2.1
OpenGL
4.6
N/A
OpenCL
2.0
N/A
Vulkan
1.2
3.0
Shader Model
6.3
