AMD Radeon RX 6900 XTX vs NVIDIA GeForce RTX 5090
GPU Specs Compare
Graphics Card
Release Date
Unknown
Jan 2025
Generation
Navi II
GeForce 50
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
2075 MHz
2017 MHz
Boost Clock
2435 MHz
2407 MHz
Memory Clock
2250 MHz
1750 MHz
Memory
Memory Size
16GB
32GB
Memory Type
GDDR6
GDDR7
Memory Bus
256bit
512bit
Bandwidth
576.0GB/s
1.79TB/s
Render Config
Compute Units
80
-
Shading Units
5120
21760
TMUs
320
680
ROPs
128
176
RT Cores
80
170
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
4 MB
96 MB
L3 Cache
128 MB
-
SM Count
-
170
Tensor Cores
-
680
Theoretical Performance
Pixel Rate
311.7 GPixel/s
423.6 GPixel/s
Texture Rate
779.2 GTexel/s
1636.8 GTexel/s
FP16 (half)
49.87 TFLOPS
104.8 TFLOPS
FP32 (float)
24.93 TFLOPS
104.8 TFLOPS
FP64 (double)
1.558 TFLOPS
1.637 TFLOPS
Graphics Processor
GPU Name
Navi 21
GB202
GPU Variant
Navi 21 XTXH(215-121000247)
GB202-300-A1
Architecture
RDNA 2.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
26.8 billion
92.2 billion
Die Size
520 mm²
750 mm²
Board Design
TDP
330W
575W
Suggested PSU
700 W
950 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
2x 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
6.5
6.9
CUDA
-
12.0
📊 Benchmark
3DMark Time Spy
-
46,923
3DMark Time Spy Extreme
-
25,766
3DMark Speed Way
-
14,614
Blender
-
14,945