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GPU Comparison
AMD Radeon HD 6390 vs NVIDIA GeForce GTS 450
AMD Radeon HD 6390 vs NVIDIA GeForce GTS 450
VS
AMD Radeon HD 6390
NVIDIA GeForce GTS 450
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 1024MB VRAM GeForce GTS 450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6390 's Advantages
Released 10 months late
128 additional rendering cores
Lower TDP (39W vs 106W)
NVIDIA GeForce GTS 450 's Advantages
Larger VRAM bandwidth (57.73GB/s vs 16.00GB/s)
Score
Benchmark
FP32 (float)
Radeon HD 6390
0.352 TFLOPS
GeForce GTS 450
+70%
0.601 TFLOPS
Radeon HD 6390
VS
GeForce GTS 450
Graphics Card
Jul 2011
Release Date
Sep 2010
Northern Islands
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
500 MHz
Memory Clock
902 MHz
Memory
1024MB
Memory Size
1024MB
DDR2
Memory Type
GDDR5
128bit
Memory Bus
128bit
16.00GB/s
Bandwidth
57.73GB/s
Render Config
-
SM Count
4
4
Compute Units
-
320
Shading Units
192
16
TMUs
32
8
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
256 KB
Theoretical Performance
4.400 GPixel/s
Pixel Rate
6.264 GPixel/s
8.800 GTexel/s
Texture Rate
25.06 GTexel/s
-
FP16 (half)
-
352.0 GFLOPS
FP32 (float)
601.3 GFLOPS
-
FP64 (double)
50.11 GFLOPS
Graphics Processor
Redwood
GPU Name
GF106
Redwood LE
GPU Variant
GF106-250-KA-A1
TeraScale 2
Architecture
Fermi
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.627 billion
Transistors
1.17 billion
104 mm²
Die Size
238 mm²
Board Design
39W
TDP
106W
200 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.3a 1x VGA
Outputs
2x DVI 1x mini-HDMI 1.3a
None
Power Connectors
1x 6-pin
Graphics Features
11.2 (11_0)
DirectX
12 (11_0)
4.4
OpenGL
4.6
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
2.1
5.0
Shader Model
5.1
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