AMD Radeon HD 7950 Mac Edition vs NVIDIA GeForce GTX 1080 11Gbps
GPU Specs Compare
Graphics Card
Release Date
Mar 2013
Apr 2017
Generation
Southern Islands
GeForce 10
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1376 MHz
Base Clock
-
1607 MHz
Boost Clock
-
1733 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR5X
Memory Bus
384bit
256bit
Bandwidth
240.0GB/s
352.3GB/s
Render Config
Compute Units
28
-
Shading Units
1792
2560
TMUs
112
160
ROPs
32
64
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
768 KB
2 MB
SM Count
-
20
Theoretical Performance
Pixel Rate
25.60 GPixel/s
110.9 GPixel/s
Texture Rate
89.60 GTexel/s
277.3 GTexel/s
FP32 (float)
2.867 TFLOPS
8.873 TFLOPS
FP64 (double)
716.8 GFLOPS
277.3 GFLOPS
FP16 (half)
-
138.6 GFLOPS
Graphics Processor
GPU Name
Tahiti
GP104
GPU Variant
Tahiti PRO(215-0821056)
GP104-410-A1
Architecture
GCN 1.0
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
4.313 billion
7.2 billion
Die Size
352 mm²
314 mm²
Board Design
TDP
200W
180W
Suggested PSU
550 W
450 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
2x 6-pin
1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.4
CUDA
-
6.1