AMD Radeon RX 6600 LE vs NVIDIA GeForce RTX 5090 SE
GPU · Specs Compare
Graphics Card
Release Date
Dec 2023
Jan 2026
Generation
Navi II
GeForce 50
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1626 MHz
1740 MHz
Boost Clock
2495 MHz
2377 MHz
Memory Clock
1750 MHz
1750 MHz
Memory
Memory Size
8GB
24GB
Memory Type
GDDR6
GDDR7
Memory Bus
128bit
384bit
Bandwidth
224.0GB/s
1.34TB/s
Render Config
Compute Units
28
—
Shading Units
1792
14080
TMUs
112
440
ROPs
64
160
RT Cores
28
110
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
96 MB
L3 Cache
32 MB
—
SM Count
—
110
Tensor Cores
—
440
Theoretical Performance
Pixel Rate
159.7 GPixel/s
380.3 GPixel/s
Texture Rate
279.4 GTexel/s
1045.9 GTexel/s
FP16 (half)
17.88 TFLOPS
66.94 TFLOPS
FP32 (float)
8.942 TFLOPS
66.94 TFLOPS
FP64 (double)
558.9 GFLOPS
1045.9 GFLOPS
Graphics Processor
GPU Name
Navi 23
GB202
GPU Variant
Navi 23 XL(215-130000016)
—
Architecture
RDNA 2.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
11.06 billion
92.2 billion
Die Size
237 mm²
750 mm²
Board Design
TDP
132W
500W
Suggested PSU
300 W
900 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
1x 8-pin
1x 16-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.4
Shader Model
6.7
6.9
CUDA
—
12.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.