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GPU Comparison
AMD Radeon R9 390X vs AMD Radeon R7 350 640SP
AMD Radeon R9 390X vs AMD Radeon R7 350 640SP
VS
AMD Radeon R9 390X
AMD Radeon R7 350 640SP
We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 2GB VRAM Radeon R7 350 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 390X 's Advantages
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (384.0GB/s vs 72.00GB/s)
2176 additional rendering cores
AMD Radeon R7 350 640SP 's Advantages
Released 3 years and 7 months late
Lower TDP (55W vs 275W)
Score
Benchmark
FP32 (float)
Radeon R9 390X
+399%
5.914 TFLOPS
Radeon R7 350 640SP
1.184 TFLOPS
Radeon R9 390X
VS
Radeon R7 350 640SP
Graphics Card
Jun 2015
Release Date
Jan 2019
Pirate Islands
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1500 MHz
Memory Clock
1125 MHz
Memory
8GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
512bit
Memory Bus
128bit
384.0GB/s
Bandwidth
72.00GB/s
Render Config
-
SM Count
-
44
Compute Units
10
2816
Shading Units
640
176
TMUs
40
64
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
256 KB
Theoretical Performance
67.20 GPixel/s
Pixel Rate
14.80 GPixel/s
184.8 GTexel/s
Texture Rate
37.00 GTexel/s
-
FP16 (half)
-
5.914 TFLOPS
FP32 (float)
1184 GFLOPS
739.2 GFLOPS
FP64 (double)
74.00 GFLOPS
Graphics Processor
Grenada
GPU Name
Cape Verde
Grenada XT (215-0880004)
GPU Variant
Cape Verde XT
GCN 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
6.2 billion
Transistors
1.5 billion
438 mm²
Die Size
123 mm²
Board Design
275W
TDP
55W
600 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Features
12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.0
OpenCL
1.2
1.2
Vulkan
1.2
-
CUDA
-
6.3
Shader Model
5.1
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