AMD Radeon Pro Vega II vs AMD Radeon R9 390
GPU Specs Compare
Graphics Card
Release Date
Jun 2019
Jun 2015
Generation
Radeon Pro Mac
Pirate Islands
Type
Desktop
Desktop
Bus Interface
Apple MPX
PCIe 3.0 x16
Clock Speeds
Base Clock
1574 MHz
-
Boost Clock
1720 MHz
-
Memory Clock
806 MHz
1500 MHz
Memory
Memory Size
32GB
8GB
Memory Type
HBM2
GDDR5
Memory Bus
4096bit
512bit
Bandwidth
825.3GB/s
384.0GB/s
Render Config
Compute Units
64
40
Shading Units
4096
2560
TMUs
256
160
ROPs
64
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
1024 KB
Theoretical Performance
Pixel Rate
110.1 GPixel/s
64.00 GPixel/s
Texture Rate
440.3 GTexel/s
160.0 GTexel/s
FP16 (half)
28.18 TFLOPS
-
FP32 (float)
14.09 TFLOPS
5.120 TFLOPS
FP64 (double)
7.045 TFLOPS
640.0 GFLOPS
Graphics Processor
GPU Name
Vega 20
Grenada
GPU Variant
Vega 20 XT
Grenada PRO(215-0880030)
Architecture
GCN 5.1
GCN 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
13.23 billion
6.2 billion
Die Size
331 mm²
438 mm²
Board Design
TDP
475W
275W
Suggested PSU
850 W
600 W
Outputs
1x HDMI 2.0b4x Thunderbolt
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.3
1.2
Shader Model
6.7
6.3
📊 Benchmark
Blender
832
-
3DMark Time Spy
-
3,964
3DMark Time Spy Extreme
-
1,931