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GPU Comparison
AMD Radeon R9 390X vs AMD Radeon Pro Vega II
AMD Radeon R9 390X vs AMD Radeon Pro Vega II
VS
AMD Radeon R9 390X
AMD Radeon Pro Vega II
We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 32GB VRAM Radeon Pro Vega II to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 390X 's Advantages
Lower TDP (275W vs 475W)
AMD Radeon Pro Vega II 's Advantages
Released 4 years late
Boost Clock1720MHz
More VRAM (32GB vs 8GB)
Larger VRAM bandwidth (825.3GB/s vs 384.0GB/s)
1280 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 390X
5.914 TFLOPS
Radeon Pro Vega II
+138%
14.09 TFLOPS
Radeon R9 390X
VS
Radeon Pro Vega II
Graphics Card
Jun 2015
Release Date
Jun 2019
Pirate Islands
Generation
Radeon Pro Mac
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
Apple MPX
Clock Speeds
-
Base Clock
1574 MHz
-
Boost Clock
1720 MHz
1500 MHz
Memory Clock
806 MHz
Memory
8GB
Memory Size
32GB
GDDR5
Memory Type
HBM2
512bit
Memory Bus
4096bit
384.0GB/s
Bandwidth
825.3GB/s
Render Config
-
SM Count
-
44
Compute Units
64
2816
Shading Units
4096
176
TMUs
256
64
ROPs
64
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
4 MB
Theoretical Performance
67.20 GPixel/s
Pixel Rate
110.1 GPixel/s
184.8 GTexel/s
Texture Rate
440.3 GTexel/s
-
FP16 (half)
28.18 TFLOPS
5.914 TFLOPS
FP32 (float)
14.09 TFLOPS
739.2 GFLOPS
FP64 (double)
7.045 TFLOPS
Graphics Processor
Grenada
GPU Name
Vega 20
Grenada XT (215-0880004)
GPU Variant
Vega 20 XT
GCN 2.0
Architecture
GCN 5.1
TSMC
Foundry
TSMC
28 nm
Process Size
7 nm
6.2 billion
Transistors
13.23 billion
438 mm²
Die Size
331 mm²
Board Design
275W
TDP
475W
600 W
Suggested PSU
850 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x HDMI 2.0b 4x Thunderbolt
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Features
12 (12_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.0
OpenCL
2.1
1.2
Vulkan
1.3
-
CUDA
-
6.3
Shader Model
6.7
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