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GPU Comparison
NVIDIA GeForce RTX 4080 SUPER vs AMD Radeon HD 6450
NVIDIA GeForce RTX 4080 SUPER vs AMD Radeon HD 6450
VS
NVIDIA GeForce RTX 4080 SUPER
AMD Radeon HD 6450
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 SUPER and 512MB VRAM Radeon HD 6450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4080 SUPER 's Advantages
Released 12 years and 9 months late
Boost Clock2550MHz
Larger VRAM bandwidth (736.3GB/s vs 25.60GB/s)
10080 additional rendering cores
AMD Radeon HD 6450 's Advantages
Lower TDP (18W vs 320W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080 SUPER
+26010%
52.22 TFLOPS
Radeon HD 6450
0.2 TFLOPS
GeForce RTX 4080 SUPER
VS
Radeon HD 6450
Graphics Card
Jan 2024
Release Date
Apr 2011
GeForce 40
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
2295 MHz
Base Clock
-
2550 MHz
Boost Clock
-
1438 MHz
Memory Clock
800 MHz
Memory
16GB
Memory Size
512MB
GDDR6X
Memory Type
GDDR5
256bit
Memory Bus
64bit
736.3GB/s
Bandwidth
25.60GB/s
Render Config
80
SM Count
-
-
Compute Units
2
10240
Shading Units
160
320
TMUs
8
112
ROPs
4
320
Tensor Cores
-
80
RT Cores
-
128 KB (per SM)
L1 Cache
8 KB (per CU)
64 MB
L2 Cache
128 KB
Theoretical Performance
285.6 GPixel/s
Pixel Rate
2.500 GPixel/s
816.0 GTexel/s
Texture Rate
5.000 GTexel/s
52.22 TFLOPS
FP16 (half)
-
52.22 TFLOPS
FP32 (float)
200.0 GFLOPS
816.0 GFLOPS
FP64 (double)
-
Graphics Processor
AD103
GPU Name
Caicos
AD103-400-A1
GPU Variant
Caicos PRO
Ada Lovelace
Architecture
TeraScale 2
TSMC
Foundry
TSMC
5 nm
Process Size
40 nm
45.9 billion
Transistors
0.37 billion
379 mm²
Die Size
67 mm²
Board Design
320W
TDP
18W
700 W
Suggested PSU
200 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 16-pin
Power Connectors
None
Graphics Features
12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
8.9
CUDA
-
6.7
Shader Model
5.0
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