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GPU Comparison
AMD Radeon RX 6300 vs AMD Radeon R9 390
AMD Radeon RX 6300 vs AMD Radeon R9 390
VS
AMD Radeon RX 6300
AMD Radeon R9 390
We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 6300 and 8GB VRAM Radeon R9 390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6300 's Advantages
Boost Clock2040MHz
Lower TDP (32W vs 275W)
AMD Radeon R9 390 's Advantages
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (384.0GB/s vs 64.00GB/s)
1792 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6300
3.133 TFLOPS
Radeon R9 390
+63%
5.12 TFLOPS
Radeon RX 6300
VS
Radeon R9 390
Graphics Card
Unknown
Release Date
Jun 2015
Navi II
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 4.0 x4
Bus Interface
PCIe 3.0 x16
Clock Speeds
1000 MHz
Base Clock
-
2040 MHz
Boost Clock
-
2000 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
8GB
GDDR6
Memory Type
GDDR5
32bit
Memory Bus
512bit
64.00GB/s
Bandwidth
384.0GB/s
Render Config
-
SM Count
-
12
Compute Units
40
768
Shading Units
2560
48
TMUs
160
32
ROPs
64
-
Tensor Cores
-
12
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
1024 KB
Theoretical Performance
65.28 GPixel/s
Pixel Rate
64.00 GPixel/s
97.92 GTexel/s
Texture Rate
160.0 GTexel/s
6.267 TFLOPS
FP16 (half)
-
3.133 TFLOPS
FP32 (float)
5.120 TFLOPS
195.8 GFLOPS
FP64 (double)
640.0 GFLOPS
Graphics Processor
Navi 24
GPU Name
Grenada
Navi 24 XL
GPU Variant
Grenada PRO (215-0880030)
RDNA 2.0
Architecture
GCN 2.0
TSMC
Foundry
TSMC
6 nm
Process Size
28 nm
5.4 billion
Transistors
6.2 billion
107 mm²
Die Size
438 mm²
Board Design
32W
TDP
275W
200 W
Suggested PSU
600 W
2x HDMI 2.1
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.2
OpenCL
2.0
1.3
Vulkan
1.2
-
CUDA
-
6.7
Shader Model
6.3
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