AMD Radeon R9 M295X Mac Edition vs AMD Radeon HD 7970M
GPU · Specs Compare
Graphics Card
Release Date
Nov 2014
Apr 2012
Generation
Crystal System
London
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
MXM-B (3.0)
Clock Speeds
Memory Clock
1362 MHz
1200 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
174.3GB/s
153.6GB/s
Render Config
Compute Units
32
20
Shading Units
2048
1280
TMUs
128
80
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
27.20 GPixel/s
27.20 GPixel/s
Texture Rate
108.8 GTexel/s
68.00 GTexel/s
FP16 (half)
3.482 TFLOPS
—
FP32 (float)
3.482 TFLOPS
2.176 TFLOPS
FP64 (double)
217.6 GFLOPS
136.0 GFLOPS
Graphics Processor
GPU Name
Amethyst
Wimbledon
GPU Variant
Amethyst XT
Wimbledon XT(216-0836036)
Architecture
GCN 3.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
5 billion
2.8 billion
Die Size
366 mm²
212 mm²
Board Design
TDP
250W
100W
Outputs
No outputs
No outputs
Power Connectors
—
None
Graphics Features
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.0
1.2
Vulkan
1.2
1.2
Shader Model
6.3
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.