NVIDIA GeForce RTX 5090 D vs AMD Radeon RX 6650 XT
We compared two Desktop platform GPUs: 32GB VRAM GeForce RTX 5090 D and 8GB VRAM Radeon RX 6650 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 5090 D 's Advantages
Released 2 years and 8 months late
More VRAM (32GB vs 8GB)
Larger VRAM bandwidth (1.79TB/s vs 280.3GB/s)
19712 additional rendering cores
AMD Radeon RX 6650 XT 's Advantages
Boost Clock has increased by 9% (2635MHz vs 2407MHz)
Lower TDP (176W vs 575W)
Score
Benchmark
FP32 (float)
GeForce RTX 5090 D
+871%
104.8 TFLOPS
Radeon RX 6650 XT
10.79 TFLOPS
3DMark Time Spy
GeForce RTX 5090 D
+384%
48052
Radeon RX 6650 XT
9926
3DMark Time Spy Extreme
GeForce RTX 5090 D
+473%
25999
Radeon RX 6650 XT
4532
3DMark Speed Way
GeForce RTX 5090 D
+770%
14790
Radeon RX 6650 XT
1699
Graphics Card
Jan 2025
Release Date
May 2022
GeForce 50
Generation
Navi II
Desktop
Type
Desktop
PCIe 5.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
2017 MHz
Base Clock
2055 MHz
2407 MHz
Boost Clock
2635 MHz
1750 MHz
Memory Clock
2190 MHz
Memory
32GB
Memory Size
8GB
GDDR7
Memory Type
GDDR6
512bit
Memory Bus
128bit
1.79TB/s
Bandwidth
280.3GB/s
Render Config
-
Compute Units
32
170
SM Count
-
21760
Shading Units
2048
680
TMUs
128
176
ROPs
64
680
Tensor Cores
-
170
RT Cores
32
128 KB (per SM)
L1 Cache
128 KB per Array
96 MB
L2 Cache
2 MB
-
L3 Cache
32 MB
Theoretical Performance
423.6 GPixel/s
Pixel Rate
168.6 GPixel/s
1637 GTexel/s
Texture Rate
337.3 GTexel/s
104.8 TFLOPS
FP16 (half)
21.59 TFLOPS
104.8 TFLOPS
FP32 (float)
10.79 TFLOPS
1.637 TFLOPS
FP64 (double)
674.6 GFLOPS
Board Design
575W
TDP
176W
950 W
Suggested PSU
450 W
1x HDMI 2.1b
3x DisplayPort 2.1b
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
1x 16-pin
Power Connectors
1x 8-pin
Graphics Processor
GB202
GPU Name
Navi 23
-
GPU Variant
Navi 23 KXT
(215-130000136)
Blackwell 2.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
7 nm
92.2 billion
Transistors
11.06 billion
750 mm²
Die Size
237 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.4
Vulkan
1.3
10.1
CUDA
-
6.8
Shader Model
6.5
