AMD Radeon R7 260 vs AMD Radeon R9 M395X Mac Edition
GPU Specs Compare
Graphics Card
Release Date
Dec 2013
May 2015
Generation
Volcanic Islands
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Memory Clock
1500 MHz
1365 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
96.00GB/s
174.7GB/s
Render Config
Compute Units
12
32
Shading Units
768
2048
TMUs
48
128
ROPs
16
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
512 KB
Theoretical Performance
Pixel Rate
16.00 GPixel/s
29.09 GPixel/s
Texture Rate
48.00 GTexel/s
116.4 GTexel/s
FP32 (float)
1.536 TFLOPS
3.723 TFLOPS
FP64 (double)
96.00 GFLOPS
232.7 GFLOPS
FP16 (half)
-
3.723 TFLOPS
Graphics Processor
GPU Name
Bonaire
Amethyst
GPU Variant
Bonaire PRO
Amethyst XT
Architecture
GCN 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.08 billion
5 billion
Die Size
160 mm²
366 mm²
Board Design
TDP
95W
250W
Suggested PSU
250 W
-
Outputs
1x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.0
2.0
Vulkan
1.2
1.2
Shader Model
6.3
6.3