AMD Radeon RX 6600 vs NVIDIA GeForce GTS 450 Rev. 3
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 and 1024MB VRAM GeForce GTS 450 Rev. 3 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6600 's Advantages
Released 9 years and 3 months late
Boost Clock2491MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (224.0GB/s vs 22.40GB/s)
1648 additional rendering cores
NVIDIA GeForce GTS 450 Rev. 3 's Advantages
Lower TDP (106W vs 132W)
Score
Benchmark
FP32 (float)
Radeon RX 6600
+1879%
8.928 TFLOPS
GeForce GTS 450 Rev. 3
0.451 TFLOPS
Graphics Card
Oct 2021
Release Date
Jul 2012
Navi II
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
1626 MHz
Base Clock
-
2491 MHz
Boost Clock
-
1750 MHz
Memory Clock
700 MHz
Memory
8GB
Memory Size
1024MB
GDDR6
Memory Type
DDR3
128bit
Memory Bus
128bit
224.0GB/s
Bandwidth
22.40GB/s
Render Config
28
Compute Units
-
-
SM Count
3
1792
Shading Units
144
112
TMUs
24
64
ROPs
16
-
-
-
28
RT Cores
-
128 KB per Array
L1 Cache
64 KB (per SM)
2 MB
L2 Cache
256 KB
32 MB
L3 Cache
-
Theoretical Performance
159.4 GPixel/s
Pixel Rate
4.698 GPixel/s
279.0 GTexel/s
Texture Rate
18.79 GTexel/s
17.86 TFLOPS
FP16 (half)
-
8.928 TFLOPS
FP32 (float)
451.0 GFLOPS
558.0 GFLOPS
FP64 (double)
37.58 GFLOPS
Board Design
132W
TDP
106W
300 W
Suggested PSU
300 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
2x DVI
1x mini-HDMI 1.3a
1x 8-pin
Power Connectors
-
Graphics Processor
Navi 23
GPU Name
GF116
Navi 23 XL
(215-130000016)
GPU Variant
GF116-200-KA-A1
RDNA 2.0
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
7 nm
Process Size
40 nm
11.06 billion
Transistors
1.17 billion
237 mm²
Die Size
238 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1
OpenCL
1.1
1.3
Vulkan
N/A
-
CUDA
2.1
6.5
Shader Model
5.1
