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GPU Comparison
AMD Radeon R9 390X vs ATI Radeon HD 3470
AMD Radeon R9 390X vs ATI Radeon HD 3470
VS
AMD Radeon R9 390X
ATI Radeon HD 3470
We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 256MB VRAM Radeon HD 3470 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 390X 's Advantages
Released 7 years and 5 months late
Larger VRAM bandwidth (384.0GB/s vs 15.20GB/s)
2776 additional rendering cores
ATI Radeon HD 3470 's Advantages
Lower TDP (30W vs 275W)
Score
Benchmark
FP32 (float)
Radeon R9 390X
+9140%
5.914 TFLOPS
Radeon HD 3470
0.064 TFLOPS
Radeon R9 390X
VS
Radeon HD 3470
Graphics Card
Jun 2015
Release Date
Jan 2008
Pirate Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1500 MHz
Memory Clock
950 MHz
Memory
8GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
512bit
Memory Bus
64bit
384.0GB/s
Bandwidth
15.20GB/s
Render Config
-
SM Count
-
44
Compute Units
2
2816
Shading Units
40
176
TMUs
4
64
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
1024 KB
L2 Cache
64 KB
Theoretical Performance
67.20 GPixel/s
Pixel Rate
3.200 GPixel/s
184.8 GTexel/s
Texture Rate
3.200 GTexel/s
-
FP16 (half)
-
5.914 TFLOPS
FP32 (float)
64.00 GFLOPS
739.2 GFLOPS
FP64 (double)
-
Graphics Processor
Grenada
GPU Name
RV620
Grenada XT (215-0880004)
GPU Variant
RV620 PRO (215-0670006)
GCN 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
6.2 billion
Transistors
0.181 billion
438 mm²
Die Size
67 mm²
Board Design
275W
TDP
30W
600 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x VGA 1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Features
12 (12_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.0
OpenCL
N/A
1.2
Vulkan
N/A
-
CUDA
-
6.3
Shader Model
4.1
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