AMD Radeon E8950 vs AMD Radeon R9 M295X Mac Edition

GPU Specs Compare

Graphics Card

Release Date
Sep 2015
Nov 2014
Generation
Embedded
Crystal System
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
MXM-B (3.0)

Clock Speeds

Base Clock
735 MHz
-
Boost Clock
1000 MHz
-
Memory Clock
1500 MHz
1362 MHz

Memory

Memory Size
8GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
192.0GB/s
174.3GB/s

Render Config

Compute Units
32
32
Shading Units
2048
2048
TMUs
128
128
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
512 KB

Theoretical Performance

Pixel Rate
32.00 GPixel/s
27.20 GPixel/s
Texture Rate
128.0 GTexel/s
108.8 GTexel/s
FP16 (half)
4.096 TFLOPS
3.482 TFLOPS
FP32 (float)
4.096 TFLOPS
3.482 TFLOPS
FP64 (double)
256.0 GFLOPS
217.6 GFLOPS

Graphics Processor

GPU Name
Amethyst
Amethyst
GPU Variant
E8950
Amethyst XT
Architecture
GCN 3.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
5 billion
5 billion
Die Size
366 mm²
366 mm²

Board Design

TDP
95W
250W
Outputs
No outputs
No outputs
Power Connectors
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