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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.