AMD Radeon R9 M295X Mac Edition vs NVIDIA GeForce GTX 980
GPU Specs Compare
Graphics Card
Release Date
Nov 2014
Sep 2014
Generation
Crystal System
GeForce 900
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Clock Speeds
Memory Clock
1362 MHz
1753 MHz
Base Clock
-
1127 MHz
Boost Clock
-
1216 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
174.3GB/s
224.4GB/s
Render Config
Compute Units
32
-
Shading Units
2048
2048
TMUs
128
128
ROPs
32
64
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
512 KB
2 MB
Theoretical Performance
Pixel Rate
27.20 GPixel/s
77.82 GPixel/s
Texture Rate
108.8 GTexel/s
155.6 GTexel/s
FP16 (half)
3.482 TFLOPS
-
FP32 (float)
3.482 TFLOPS
4.981 TFLOPS
FP64 (double)
217.6 GFLOPS
155.6 GFLOPS
Graphics Processor
GPU Name
Amethyst
GM204
GPU Variant
Amethyst XT
GM204-400-A1
Architecture
GCN 3.0
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
5 billion
5.2 billion
Die Size
366 mm²
398 mm²
Board Design
TDP
250W
165W
Outputs
No outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Suggested PSU
-
450 W
Power Connectors
-
2x 6-pin
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.4
CUDA
-
5.2