AMD Radeon R9 390 vs NVIDIA GeForce GTX 1080 Max Q

GPU Specs Compare

Graphics Card

Release Date
Jun 2015
Jun 2017
Generation
Pirate Islands
GeForce 10 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16

Clock Speeds

Memory Clock
1500 MHz
1251 MHz
Base Clock
-
1290 MHz
Boost Clock
-
1468 MHz

Memory

Memory Size
8GB
8GB
Memory Type
GDDR5
GDDR5X
Memory Bus
512bit
256bit
Bandwidth
384.0GB/s
320.3GB/s

Render Config

Compute Units
40
-
Shading Units
2560
2560
TMUs
160
160
ROPs
64
64
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
1024 KB
2 MB
SM Count
-
20

Theoretical Performance

Pixel Rate
64.00 GPixel/s
93.95 GPixel/s
Texture Rate
160.0 GTexel/s
234.9 GTexel/s
FP32 (float)
5.120 TFLOPS
7.516 TFLOPS
FP64 (double)
640.0 GFLOPS
234.9 GFLOPS
FP16 (half)
-
117.4 GFLOPS

Graphics Processor

GPU Name
Grenada
GP104
GPU Variant
Grenada PRO(215-0880030)
N17E-G3-A1
Architecture
GCN 2.0
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
6.2 billion
7.2 billion
Die Size
438 mm²
314 mm²

Board Design

TDP
275W
150W
Suggested PSU
600 W
-
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None

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
-
6.1

📊 Benchmark

3DMark Time Spy
3,964
-
3DMark Time Spy Extreme
1,931
-